Reference:3134: Difference between revisions

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{{DISPLAYTITLE:Rolex 3134 Bubbleback}}
{{DISPLAYTITLE:Rolex 3134 Bubbleback}}
The 3134 is a sweep-seconds Bubbleback of the war and early post-war years, built on the 32 mm tonneau Oyster case around a 9¾-ligne Rolex automatic of 17 jewels. It is one of the quieter numbers in the family. Where the 3130, 3133 and 3372 turn up at auction regularly enough to support a market read, the 3134 surfaces rarely, and the handful of documented examples are almost all stainless steel. What the reference does have is a well-attested California dial branch, on two separate examples catalogued c.1941 and c.1945. That is scarce enough at this reference number to be the main reason a collector goes looking for one.
{{#seo:
|title=Rolex 3134 Bubbleback Reference Guide | BezelBase
|description=Rolex reference 3134 Oyster Perpetual Bubbleback: documented cases, subsidiary and centre-seconds movements, dial variants, case construction and auction records.
|image=Ref 3134 hero.webp
|type=article
}}
 
<small>[[Reference:bubbleback|Bubbleback]] → '''3134'''</small>
 
The 3134 is a 32 mm tonneau Oyster Perpetual from the 1940s and 1950s, fitted with a 9¾-ligne Rolex automatic. Catalogued watches have either subsidiary or centre seconds. Most documented cases are stainless steel; one combines steel with yellow gold. Two modern-market examples have California dials, though neither source establishes that its dial is original to the watch.


[[File:Ref 3134 hero.webp|thumb|right|250px|alt=Rolex Bubbleback 3134 with pink California dial|Steel 3134 with pink California dial, circa 1941]]
[[File:Ref 3134 hero.webp|thumb|right|250px|alt=Rolex Bubbleback 3134 with pink California dial|Steel 3134 with pink California dial, circa 1941]]
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|-
|-
| documented examples
| documented examples
| c.1941 to 1957 by catalogue dating (see production outline)
| 1940s to 1957 by auction-catalogue dating; one dealer dates an example to c.1941
|-
|-
| case diameter
| case diameter
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|-
|-
| case construction
| case construction
| contested — three parts per one catalogue, two-piece per the family standard
| three-body / three-part in two catalogues
|-
|-
| bezel
| bezel
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|-
|-
| movement
| movement
| 9¾-ligne Rolex automatic, 17 jewels, rhodium plated
| 9¾-ligne Rolex automatic; documented descriptions vary by example
|-
|-
| escapement
| escapement
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|-
|-
| seconds
| seconds
| centre sweep
| subsidiary and centre sweep both documented
|-
|-
| case materials
| case materials
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==Where it sits in the line==
==Where it sits in the line==


The 3134 belongs to the run of references — 3130, 3131, 3132, 3133, 3134, 3135 — that Rolex issued on the mature Oyster Perpetual platform from the late 1930s. Within that block the numbers separate by seconds layout and case metal, all at the same grade of watch. The layouts do not sort tidily by reference number. The 3133's indexed lots are uniformly centre sweep, while the 3130's run both ways across seventeen results. The 3134's own catalogues lean the other way: both Antiquorum entries record a seconds register at six, and only the Exclusive Timepieces lot describes sweep centred seconds.
The 3134 belongs to the two-digit-suffixed Oyster Perpetual references 3130 through 3135. The group spans different seconds layouts and case metals. The 3134 itself appears with subsidiary seconds in Antiquorum's 1992 and 2013 catalogues, while Exclusive Timepieces lot 227 and the two California-dial watches use centre seconds.


The 3134 separates from its immediate neighbours in the market more than in the metal. The 3131 was a precious-metal reference, produced in grades of yellow and rose gold. The 3130 is overwhelmingly gold in the indexed record, ten yellow and five pink against a single documented steel example. The 3133 spans steel, two-tone and solid gold with a deep enough auction record to map. The 3134's documented population is the mirror image: three of the four surfaced lots are plain stainless steel, with a single steel-and-yellow-gold example from a 1992 sale. No solid-gold 3134 has surfaced in the indexed auction record at all.
Where the 3134 separates from its immediate neighbours is in the market rather than the metal. The 3131 was a precious-metal-only reference. The 3130 was likewise gold-only, and the 3133 spans steel, two-tone and solid gold with a deep enough auction record to map. The 3134's documented population runs the other way: three of four surfaced examples are plain stainless steel, with a single steel-and-yellow-gold example from a 1992 sale. No solid-gold 3134 has surfaced in the indexed auction record at all.


That thinness is measurable. A price index that carries seventeen results for the 3130 and twenty-three for the 3133 carries two for the 3134. Both of those indexed lots, Antiquorum Geneva in 1992 and again in 2013, failed to sell. A reference this lightly traded does not support the kind of variant mapping the 3133 does, and much of what a collector would want to know about the 3134 is not answerable from public records at all.
That thinness is measurable. A price index that carries seventeen results for the 3130 and twenty-three for the 3133 carries two for the 3134. Both of those indexed lots, Antiquorum Geneva in 1992 and again in 2013, failed to sell. A reference this lightly traded does not support the kind of variant mapping the 3133 does, and much of what a collector would want to know about the 3134 is not answerable from public records at all.
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==Production outline==
==Production outline==


Catalogue datings for documented 3134 examples spread across sixteen years: c.1941, c.1945, "1940s", "1950s" and 1957. No source states a production start or end for the reference, and the band above is the span of surfaced watches rather than a documented window.
Auction catalogues date documented 3134 examples to the 1940s, c.1945, the 1950s and 1957. A dealer dates another example to c.1941. No source states a production start or end for the reference.


The 1957 dating deserves scepticism. It sits well past the point where Rolex's slimmer automatic calibers had made the domed caseback unnecessary, and the Bubbleback family is generally taken to close in the early 1950s. Unpapered Rolex of this era is routinely given approximate dates at auction, and a single late catalogue entry is not enough to extend a family's production run. The honest reading is that the 3134 is a 1940s reference whose latest catalogued example carries a date that does not fit.
The dates should be read as catalogue estimates rather than a production window. Exclusive Timepieces dates case 168751 to 1957. Hodinkee places Bubbleback production into the mid-1950s, so the date is late but not implausible enough to dismiss without stronger evidence.


==Movement notes==
==Movement notes==


Every documented 3134 carries a 9¾-ligne Rolex automatic. Antiquorum's 1992 catalogue is the most specific of the four, giving a rhodiumed movement of seventeen jewels with a lever escapement, monometallic balance and self-compensating Breguet balance-spring, and describing the watch in its own lot text as self winding. That last phrase is what settles the reference's family placement. The Exclusive Timepieces lot independently gives caliber 9¾, automatic. The 2013 Antiquorum entry adds a straight-line lever escapement and a Super balance, and omits the winding type entirely.
Antiquorum Geneva's 1992 lot 181 describes a self-winding 9¾-ligne movement with 17 jewels, lever escapement, monometallic balance and a self-compensating Breguet balance spring. Exclusive Timepieces lot 227 also gives a 9¾-ligne automatic. Antiquorum's 2013 lot 143 records rhodium plating, a straight-line lever escapement and a Superbalance, but does not state the winding type or jewel count.


No documented lot names a caliber number, and the surfaced descriptions do not converge on one. The rotor-era Rolex automatics of this period divide by seconds layout: Caliber Corner's profile of the cal. 620 gives small seconds at six, with the 630 taking central sweeping seconds, the 635 small seconds with upgraded shock protection, and the 645 the sweep-and-shock combination. Two of the three 3134 descriptions explicit about the layout show a seconds register, which puts those two watches on the 620 or 635 side of that split; the third describes sweep. Ligne figures do not settle it either, since the lots call the movement 9¾ lignes while Caliber Corner puts the 620 at 11.5 lignes and 26.4 mm, so the period catalogue shorthand and the modern caliber profile are not measuring the same thing. Anyone matching a movement to a specific 3134 should go by what is under the rotor and not by the number on the case.
No documented lot names a caliber number. The subsidiary-seconds watches are consistent with Cal. 620 or the shock-protected Cal. 635; centre-seconds watches are consistent with Cal. 630 or 645. None of those fitments is confirmed by a movement photograph or catalogue description, so the caliber remains unresolved.


==Dial map==
==Dial map==
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Four dial configurations are documented across the surfaced examples.
Four dial configurations are documented across the surfaced examples.


The matte silver dial appears on the 2013 Antiquorum example, case 104396, with applied luminous Arabic numerals, an outer minutes track, a subsidiary seconds register and luminous steel baton hands. The pink dial on case 168751 has aged to a patina and carries luminous Arabic and squared numerals with an outer minutes track. It is the most visually distinctive of the surfaced dials and the one attached to the reference's best-documented sale. The 1992 steel-and-yellow-gold example carries a black dial with radium indexes, an auxiliary seconds dial and skeleton radium hands.
The matte silver dial with applied luminous Arabic numerals and subsidiary seconds appears on Antiquorum's 2013 example, case 104396. Case 168751 has a pink dial with luminous Arabic and squared numerals, an outer minutes track and centre seconds. A black subsidiary-seconds dial appears on the 1992 steel-and-yellow-gold example.
 
The fourth is the California dial, the layout carrying Roman numerals above and Arabic below that Rolex introduced in 1942 under the name "Error Proof." Robb Report's Bubbleback guide credits the 3595 as the first reference to take it. Two separate 3134 examples have it, one catalogued c.1945 and one c.1941, which lifts it out of one-off territory into a real configuration. The c.1941 dating is the awkward one, sitting a year ahead of the layout's documented introduction, so it either pushes that date earlier or reflects loose dating on an unpapered watch. Loose dating is the likelier explanation, and the question is open.


Originality is the harder question on any California-dial Bubbleback. Robb Report's guide quotes Eric Wind's estimate that only about one in fifteen or twenty surviving California-dial Bubblebacks still wears its original dial, the legacy of decades of refinishing by the Kirk Rich Dial Company of Los Angeles, which held the dies and reprinted these dials in volume through the years before originality carried a premium. Neither documented 3134 California example comes with papers, and the c.1945 lot was catalogued with toning and minor spotting. On this reference the dial is the value, which makes it the part that needs independent authentication.
Two modern-market 3134 examples have half-Roman, half-Arabic California dials: a Luxe Auctioneers watch dated c.1945 and a dealer-listed watch dated c.1941. Neither source establishes dial originality, and Hodinkee warns that refinished California dials are common on Bubblebacks. Rolex filed Swiss patent CH221643 for the layout in May 1941; the patent was issued in June 1942.


==Case, bezel, crystal, and crown==
==Case, bezel, crystal, and crown==
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[[File:Ref 3134 caseback.webp|thumb|right|250px|alt=3134 screw-down caseback|Screw-down caseback with milled edge]]
[[File:Ref 3134 caseback.webp|thumb|right|250px|alt=3134 screw-down caseback|Screw-down caseback with milled edge]]


The case is a 32 mm tonneau of roughly 14 mm thickness, with an inclined smooth bezel, an acrylic crystal and a screw-down crown. The 32 mm figure is unusually consistent for a Bubbleback. Records for the 3130 and 3131 scatter across 31, 32 and 33 mm depending on where the tonneau is measured, yet all four documented 3134 examples agree on 32.
Documented cases measure 32 mm across. Antiquorum's 2013 lot 143 is 14 mm thick; no second source gives thickness. The tonneau case has an inclined smooth bezel, acrylic crystal and screw-down crown.


Two case questions are unresolved, and both matter.
Antiquorum's 2013 lot 143 calls the case "three body," and Exclusive Timepieces describes case 168751 as "composed of three parts." The available 3134 catalogues therefore support a three-part description. Family-level accounts of a two-piece Oyster platform after 1936 do not establish the construction of this reference.


The first is construction. Two catalogues describe a three-part case. The entry for case 168751 reads "composed of three parts with curved lugs, inclined bezel, screwed down case back," and Antiquorum's 2013 description of case 104396 opens with "Three body, polished and brushed, curved lugs, inclined bezel, screwed down case back." That conflicts with the surrounding cohort. Robb Report dates the switch to a two-piece Oyster case to 1936 with the 3131 and 3132, and every later reference in the block is understood to sit on that platform. The second attestation is weaker than it looks, because "three body" is Antiquorum's standing formula for opening a case description rather than an engineering finding, which makes a cataloguing convention the likelier reading. Two independent descriptions of a three-part case still stand on the record. Neither reading is settled.
Antiquorum's 1992 catalogue describes its steel-and-yellow-gold example as having "hooded fluted lugs," while case 168751 has curved lugs. No photograph of the 1992 watch has been located, so the hooded-lug description remains catalogue evidence rather than a visually confirmed sub-variant.


The second is the lugs. The 1992 steel-and-yellow-gold example is described as having "hooded fluted lugs," and Antiquorum titled the lot "Rolex Oyster Perpetual Rigid Hooded," so the reading does not rest on a single line of case description. Case 168751 has plain curved lugs. Those are two different case architectures. Hooded lugs are among the most sought-after Bubbleback designs, and Robb Report's guide calls hooded-lug models some of the most desirable in the family, building its 3065 entry around the trait. A genuine hooded-lug 3134 sub-variant would therefore be the most collectible branch of the reference. One example is a lead rather than a rule, and no second hooded 3134 has surfaced to confirm it.
The side-profile photograph shows a domed caseback, although no auction description uses that term. Antiquorum catalogues both known lots as Oyster Perpetual, and other auction titles call the 3134 a Bubbleback. Those descriptions agree with the confirmed self-winding 9¾-ligne movement.
 
One point of honesty about the family label: no documented lot describes the 3134's caseback as domed. The catalogues say "screwed down case back" and "screwed back and crown, waterproof," and none of them characterises the profile the family is named for. Both Antiquorum lots do file the watch as an Oyster Perpetual, the 1992 entry under the title "Rolex Oyster Perpetual Rigid Hooded" and the 2013 entry as "Rolex, Oyster Perpetual, case No. 104396." The reference sits in the Bubbleback family on two grounds: a confirmed self-winding 9¾-ligne movement of the rotor era, and two auction houses cataloguing it under the Bubbleback name in their own lot titles. No surfaced description records the caseback profile itself.


==Bracelets, end links, and clasps==
==Bracelets, end links, and clasps==
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==The suffix question==
==The suffix question==


Rolex used slash suffixes on Bubbleback references through this period to encode case and bezel variations, and the system is real. Colin A. White's ''The Vintage Rolex Field Manual'' (Morning Tundra) documents 172 distinct Bubblebacks, including slash variants of otherwise identical reference numbers, with 1578/7 and 1578/8 as worked examples. The 3065/7 shows what a suffix can carry in practice: a yellow gold 3065 with an engine-turned bezel where the rest of the reference runs smooth.
Rolex used slash suffixes on Bubbleback references through this period to encode case metal, and the system is real: Colin A. White's ''The Vintage Rolex Field Manual'' documents 172 distinct Bubblebacks, including slash variants of otherwise identical reference numbers, with 1578/7 and 1578/8 as worked examples.


A specific five-rung ladder for the 3134 — steel, rolled-gold cap, gold bezel, pink gold, yellow gold — circulates in secondary compilations. No documented source ties it to this reference, and it does not survive contact with the auction record, which shows two case materials: steel, and steel with yellow gold. The general system is documented. This particular ladder is not.
A specific five-rung ladder for the 3134 — steel, rolled-gold cap, gold bezel, pink gold, yellow gold — circulates in secondary compilations. It is not reproduced here, because no documented source ties that ladder to this reference, and the compilations carrying it attribute it to an author who does not exist. The general system is documented. The per-reference ladder, for the 3134 specifically, is not. What the auction record actually shows is two case materials: steel, and steel with yellow gold.


==Auction record==
==Auction record==
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| Steel and yellow gold
| Steel and yellow gold
| Black
| Black
| EUR 15,000–18,000
| EUR 15,000–18,000 (Collector Square conversion)
| Unsold
| Unsold
|-
|-
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| Steel
| Steel
| Matte silver, applied luminous Arabics
| Matte silver, applied luminous Arabics
| EUR 4,000–6,000
| CHF 4,000–6,000
| Unsold
| Unsold
|-
|-
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| Luxe Auctioneers
| Luxe Auctioneers
| 2026-01-15
| 2026-01-15
| —
| 118
| —
| —
| Steel
| Steel
| California
| California
| —
| —
| USD 3,250
| USD 3,250 hammer; USD 4,063 total reported by EveryWatch
|}
|}


The record is four lots deep and internally strange. Case 168751 sold at EUR 13,650 against a EUR 6,000–12,000 estimate, a clear over-estimate result on a steel Bubbleback with a patinated pink dial. The California-dial example sold for USD 3,250 in early 2026, roughly a quarter of that, despite carrying the configuration most collectors would name as the reference's draw. Condition explains part of the gap: the Luxe dial was catalogued with toning and minor spotting, and the watch came on an associated strap.
Case 168751 sold for EUR 13,650 against a EUR 6,000–12,000 estimate. Luxe Auctioneers reported a USD 3,250 hammer for its California-dial example; EveryWatch reports USD 4,063 including fees. The Luxe catalogue notes dial toning and minor spotting and describes the leather strap as associated.


The two Antiquorum lots both failed to sell, and the 1992 estimate of EUR 15,000–18,000 for a steel-and-gold example reads as a relic of the period when Bubblebacks were the most sought-after vintage Rolex on the market. That estimate has not been approached since.
Both indexed Antiquorum lots were unsold. Four published results across thirty-four years do not establish a market level for the reference.
 
Four lots across thirty-four years is not enough to state a market level for this reference. It is enough to say that the 3134 does not trade at 3130 or 3133 money, and that the two occasions it was offered with a serious estimate, it did not find a buyer.


== Related references ==
== Related references ==
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* [https://www.collectorsquare.com/en/watches/rolex/oyster-perpetual/ref-rolex-3134/lpi Antiquorum, "Antiquorum Geneva #140 Lot 181 — Rolex ref 3134 steel and yellow gold, black dial, 1940s", Antiquorum, 1992-10-17]
* [https://www.collectorsquare.com/en/watches/rolex/oyster-perpetual/ref-rolex-3134/lpi Antiquorum, "Antiquorum Geneva #140 Lot 181 — Rolex ref 3134 steel and yellow gold, black dial, 1940s", Antiquorum, 1992-10-17]
* [https://www.collectorsquare.com/en/watches/rolex/oyster-perpetual/ref-rolex-3134/lpi Antiquorum, "Antiquorum Geneva #272 Lot 143 — Rolex ref 3134 steel, matte silver dial, case 104396", Antiquorum, 2013-05-12]
* [https://catalog.antiquorum.swiss/en/lots/rolex-ref-3134-lot-272-143 Antiquorum, "Antiquorum Geneva #272 Lot 143 — Rolex ref 3134 steel, matte silver dial, case 104396", Antiquorum, 2013-05-12]
* [https://everywatch.com/rolex/oyster-perpetual/watch-9107818 EveryWatch, "Exclusive Timepieces Lot 227 — Rolex ref 3134 Bubbleback steel, pink dial, case 168751", EveryWatch]
* [https://everywatch.com/rolex/oyster-perpetual/watch-9107818 EveryWatch, "Exclusive Timepieces Lot 227 — Rolex ref 3134 Bubbleback steel, pink dial, case 168751", EveryWatch]
* [https://www.lot-art.com/auction-lots/ROLEX-REF-3134-STEEL-BUBBLE-BACK-WITH-CALIFORNIA-DIAL-CIRCA-1945/118-rolex_3134_steel_3134-15.1.26-luxe Luxe Auctioneers, "Luxe Auctioneers — Rolex ref 3134 steel Bubble Back with California dial, circa 1945", Luxe Auctioneers, 2026-01-15]
* [https://www.lot-art.com/auction-lots/ROLEX-REF-3134-STEEL-BUBBLE-BACK-WITH-CALIFORNIA-DIAL-CIRCA-1945/118-rolex_3134_steel_3134-15.1.26-luxe Luxe Auctioneers, "Luxe Auctioneers — Rolex ref 3134 steel Bubble Back with California dial, circa 1945", Luxe Auctioneers, 2026-01-15]
Line 195: Line 198:
* [https://calibercorner.com/rolex-caliber-620/ Caliber Corner, "Caliber Corner — Rolex Caliber 620", Caliber Corner, current]
* [https://calibercorner.com/rolex-caliber-620/ Caliber Corner, "Caliber Corner — Rolex Caliber 620", Caliber Corner, current]
* [https://www.matthewbaininc.com/product-page/rolex-stainless-steel-bubbleback-ref-3134 Matthew Bain Inc, "Matthew Bain Inc — Rolex stainless steel Bubbleback ref 3134 with California dial, circa 1941", Matthew Bain Inc]
* [https://www.matthewbaininc.com/product-page/rolex-stainless-steel-bubbleback-ref-3134 Matthew Bain Inc, "Matthew Bain Inc — Rolex stainless steel Bubbleback ref 3134 with California dial, circa 1941", Matthew Bain Inc]
* [https://perezcope.com/dials/ Jose Pereztroika, "Dials — California dial patent chronology", Perezcope]
[[Category:Bubbleback]]
[[Category:Bubbleback]]
[[Category:References]]

Revision as of 04:19, 23 August 2026


Bubbleback → 3134

The 3134 is a 32 mm tonneau Oyster Perpetual from the 1940s and 1950s, fitted with a 9¾-ligne Rolex automatic. Catalogued watches have either subsidiary or centre seconds. Most documented cases are stainless steel; one combines steel with yellow gold. Two modern-market examples have California dials, though neither source establishes that its dial is original to the watch.

Rolex Bubbleback 3134 with pink California dial
Steel 3134 with pink California dial, circa 1941

Core facts

detail value
reference 3134
family Bubbleback (collector name; never official Rolex usage)
documented examples 1940s to 1957 by auction-catalogue dating; one dealer dates an example to c.1941
case diameter 32 mm
case thickness about 14 mm
case shape tonneau
case construction three-body / three-part in two catalogues
bezel inclined, smooth
crystal acrylic
crown screw-down
movement 9¾-ligne Rolex automatic; documented descriptions vary by example
escapement straight-line lever
balance monometallic, self-compensating Breguet balance-spring
seconds subsidiary and centre sweep both documented
case materials stainless steel; stainless steel with yellow gold

Where it sits in the line

The 3134 belongs to the two-digit-suffixed Oyster Perpetual references 3130 through 3135. The group spans different seconds layouts and case metals. The 3134 itself appears with subsidiary seconds in Antiquorum's 1992 and 2013 catalogues, while Exclusive Timepieces lot 227 and the two California-dial watches use centre seconds.

Where the 3134 separates from its immediate neighbours is in the market rather than the metal. The 3131 was a precious-metal-only reference. The 3130 was likewise gold-only, and the 3133 spans steel, two-tone and solid gold with a deep enough auction record to map. The 3134's documented population runs the other way: three of four surfaced examples are plain stainless steel, with a single steel-and-yellow-gold example from a 1992 sale. No solid-gold 3134 has surfaced in the indexed auction record at all.

That thinness is measurable. A price index that carries seventeen results for the 3130 and twenty-three for the 3133 carries two for the 3134. Both of those indexed lots, Antiquorum Geneva in 1992 and again in 2013, failed to sell. A reference this lightly traded does not support the kind of variant mapping the 3133 does, and much of what a collector would want to know about the 3134 is not answerable from public records at all.

Production outline

Auction catalogues date documented 3134 examples to the 1940s, c.1945, the 1950s and 1957. A dealer dates another example to c.1941. No source states a production start or end for the reference.

The dates should be read as catalogue estimates rather than a production window. Exclusive Timepieces dates case 168751 to 1957. Hodinkee places Bubbleback production into the mid-1950s, so the date is late but not implausible enough to dismiss without stronger evidence.

Movement notes

Antiquorum Geneva's 1992 lot 181 describes a self-winding 9¾-ligne movement with 17 jewels, lever escapement, monometallic balance and a self-compensating Breguet balance spring. Exclusive Timepieces lot 227 also gives a 9¾-ligne automatic. Antiquorum's 2013 lot 143 records rhodium plating, a straight-line lever escapement and a Superbalance, but does not state the winding type or jewel count.

No documented lot names a caliber number. The subsidiary-seconds watches are consistent with Cal. 620 or the shock-protected Cal. 635; centre-seconds watches are consistent with Cal. 630 or 645. None of those fitments is confirmed by a movement photograph or catalogue description, so the caliber remains unresolved.

Dial map

3134 matte silver dial with luminous Arabic numerals
Matte silver dial, applied luminous Arabic numerals and subsidiary seconds, case 104396
3134 pink California dial
California dial in pink, half Roman and half Arabic, circa 1941
3134 California dial marked Chronometer with centre seconds
The second California example, marked Chronometer and running centre sweep seconds, circa 1945

Four dial configurations are documented across the surfaced examples.

The matte silver dial with applied luminous Arabic numerals and subsidiary seconds appears on Antiquorum's 2013 example, case 104396. Case 168751 has a pink dial with luminous Arabic and squared numerals, an outer minutes track and centre seconds. A black subsidiary-seconds dial appears on the 1992 steel-and-yellow-gold example.

Two modern-market 3134 examples have half-Roman, half-Arabic California dials: a Luxe Auctioneers watch dated c.1945 and a dealer-listed watch dated c.1941. Neither source establishes dial originality, and Hodinkee warns that refinished California dials are common on Bubblebacks. Rolex filed Swiss patent CH221643 for the layout in May 1941; the patent was issued in June 1942.

Case, bezel, crystal, and crown

3134 case profile showing the domed caseback
Case profile: curved lugs, inclined bezel, screw-down crown and the domed back the family is named for
3134 screw-down caseback
Screw-down caseback with milled edge

Documented cases measure 32 mm across. Antiquorum's 2013 lot 143 is 14 mm thick; no second source gives thickness. The tonneau case has an inclined smooth bezel, acrylic crystal and screw-down crown.

Antiquorum's 2013 lot 143 calls the case "three body," and Exclusive Timepieces describes case 168751 as "composed of three parts." The available 3134 catalogues therefore support a three-part description. Family-level accounts of a two-piece Oyster platform after 1936 do not establish the construction of this reference.

Antiquorum's 1992 catalogue describes its steel-and-yellow-gold example as having "hooded fluted lugs," while case 168751 has curved lugs. No photograph of the 1992 watch has been located, so the hooded-lug description remains catalogue evidence rather than a visually confirmed sub-variant.

The side-profile photograph shows a domed caseback, although no auction description uses that term. Antiquorum catalogues both known lots as Oyster Perpetual, and other auction titles call the 3134 a Bubbleback. Those descriptions agree with the confirmed self-winding 9¾-ligne movement.

Bracelets, end links, and clasps

Only one documented example carries a bracelet: case 168751, on a riveted steel Oyster. That is period-correct for a 1940s steel Bubbleback and nothing more. A bracelet dates itself, not the watch head, and no documentation ties this one to original delivery. The Luxe example came on an associated leather strap with a Rolex steel tang buckle, which is to say on nothing original at all.

The suffix question

Rolex used slash suffixes on Bubbleback references through this period to encode case metal, and the system is real: Colin A. White's The Vintage Rolex Field Manual documents 172 distinct Bubblebacks, including slash variants of otherwise identical reference numbers, with 1578/7 and 1578/8 as worked examples.

A specific five-rung ladder for the 3134 — steel, rolled-gold cap, gold bezel, pink gold, yellow gold — circulates in secondary compilations. It is not reproduced here, because no documented source ties that ladder to this reference, and the compilations carrying it attribute it to an author who does not exist. The general system is documented. The per-reference ladder, for the 3134 specifically, is not. What the auction record actually shows is two case materials: steel, and steel with yellow gold.

Auction record

Venue Date Lot Case no. Material Dial Estimate Result
Antiquorum Geneva #140 1992-10-17 181 — Steel and yellow gold Black EUR 15,000–18,000 (Collector Square conversion) Unsold
Antiquorum Geneva #272 2013-05-12 143 104396 Steel Matte silver, applied luminous Arabics CHF 4,000–6,000 Unsold
Exclusive Timepieces — 227 168751 Steel Pink with patina EUR 6,000–12,000 EUR 13,650
Luxe Auctioneers 2026-01-15 118 — Steel California — USD 3,250 hammer; USD 4,063 total reported by EveryWatch

Case 168751 sold for EUR 13,650 against a EUR 6,000–12,000 estimate. Luxe Auctioneers reported a USD 3,250 hammer for its California-dial example; EveryWatch reports USD 4,063 including fees. The Luxe catalogue notes dial toning and minor spotting and describes the leather strap as associated.

Both indexed Antiquorum lots were unsold. Four published results across thirty-four years do not establish a market level for the reference.

Related references

See also the Bubbleback family index, movement reference, bracelet & clasp guide, and serial numbers by year.

Sources

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