Reference:2136

Oyster -> 2136

The 2136 is an early Oyster: small, varied, and still more documentary object than settled model line. That is the right way to approach it.

2136 example

Core facts

detail	value
reference	2136
family	Oyster (early manual-wind)
production	about 1926–1940 (low confidence; see below)
case shape	octagonal (primary); cushion (c.1925 example)
case diameter	32×34 mm / 33 mm / 37×31 mm reported across sources
case materials	9ct yellow gold (most common), 9K rose gold, 18K rose gold, stainless steel, nickel silver
lug style	fixed wire lugs (soldered, not spring bars)
bezel	smooth polished, integral with case form
crystal	mineral glass or early acrylic
movement	15-jewel manual, Hunter-type Cal. 10 (10½ lignes), rhodium-plated
balance	Rolex "Superbalance," Breguet overcoil, timed in 6 positions
caseback signatures	"R.W.C. LTD." and "Oyster Watch Co., Great Britain and U.S.A. Patents"

A second, distinct watch also carries the reference 2136: a c.1960 Precision with Cal. 1400. It is addressed at the end of this article. Everything above this paragraph refers to the early manual-wind Oyster.

Where it sits in the line

The 2136 is a product of Rolex's earliest Oyster catalog. When Hans Wilsdorf assembled the Perregaux/Perret screw-down crown, the Spillmann three-piece case, and the Aegler movement into the thing he trademarked "Oyster" in 1926, there was no reference-number system. Rolex described the initial Oyster range by case shape and size: octagonal or cushion, 28 mm ladies or 32 mm men's, in 9ct, 18ct, or 21K gold, silver, or chromium-plated base metal. Reference numbers arrived later, and when they did, they were applied retroactively to variants already in production.

The 2136 is one of those retroactive designations. The reference covers the men's octagonal Oyster through roughly the end of the 1930s, spanning the transition from the earliest Oyster construction into the beginning of the Bubbleback era. By the time 2136 production wound down, the first Perpetual references (1858, 3131, 3372) had already established the rotor-driven Oyster as Rolex's future. The 2136 is manual-wind throughout. It is, in effect, a dressy survivor from the pre-Perpetual world, kept in production because the British market still wanted small, conservative gold Oysters and Rolex was happy to supply them.

The closest siblings to the 2136 are the other early-reference manual Oysters of the 1930s: 1069, 1147, 1237, 1573, 1880, 2005, and the rest of the cushion-and-octagonal family catalogued in The Vintage Rolex Field Manual. None of these references is well documented individually. Production data is sparse, auction appearances are thin, and dealer descriptions blur together. The 2136 is one of the better-surfaced examples in this group primarily because its 9ct gold, British-hallmarked variant turns up regularly at small UK auction houses and on specialist dealer sites.

What changed across the run

Within the 2136's span, the most visible change is material. Early examples, including the unusual c.1925 Antiquorum piece, appear in stainless steel. By the mid-1930s, when Glasgow and Edinburgh hallmarks start showing up on surviving examples, the reference has settled into its most common expression: a small 9ct yellow gold octagonal case, British-hallmarked, retailed through UK jewellers, with a silvered dial and blued leaf hands. Rose gold examples (both 9K and 18K) exist in parallel, and stainless steel surfaces occasionally. A nickel silver variant is documented in dealer listings but is rarely offered at auction.

The movement stays constant across the run. A 10½-ligne Hunter-style manual-wind caliber, fifteen jewels standard, rhodium-plated, with a straight-line lever escapement, a Rolex-patented Superbalance, and a self-compensating Breguet overcoil, timed in six positions for all climates. This is the same movement architecture Rolex used across its early 1930s manual Oysters. The six-position adjustment and Superbalance specification appear on the movement itself and in period advertising: the main technical claim the 2136 makes for itself.

What does not change is the lug configuration. Fixed wire lugs (thin, curved, soldered to the case rather than drilled for spring bars) are a defining visual feature of the early Oyster form. They are present on every 2136 example in the public record. A 2136 with spring-bar lugs is either a very heavily restored case or not a 2136 at all.

Case and construction

9ct gold octagonal 2136, early 1930s.

Rolex Oyster 2136 in 18ct gold, octagonal case — the defining early-Oyster form.

9ct gold cushion-case 2136 — the alternate shape.

The 2136 appears in two case shapes, octagonal first and cushion alongside it. The octagonal form is the one collectors care about most because it is both early and visually distinct.

The cushion 2136 sold at Antiquorum in April 1999, dated c.1925, is the lone documented example of that shape in the indexed public record. If the dating is accurate, it pre-dates the Oyster patent grant and suggests either a pre-production piece, a misdated lot, or the reference being applied retroactively to a case from the earliest Oyster experiments. The Antiquorum catalog noted the case was fitted with a dust-protecting cap over the crown, an early-Oyster detail consistent with the pre-1930 period.

Case construction is three-piece: bezel, mid-case, caseback, threaded together. The caseback interior carries the reference number and the period signatures. Two inscriptions appear consistently across surviving examples: "R.W.C. LTD.," short for Rolex Watch Company Limited, and "Oyster Watch Co., Great Britain and U.S.A. Patents." The second is the standard Oyster-era caseback text, citing the patents referenced on the earliest Oyster casebacks and confirming the 2136 as a fully legitimate Oyster case rather than one of the Wilsdorf alternate-brand Oysters (Rolco, Aqua, Oyster Watch Co. standalone) that share some design DNA.

The three-piece construction itself descends directly from François Borgel's 1903 Swiss patent for a hermetic screw case, "la lunette, le fond et la carrure se vissant toutes trois sur le garde-poussière": bezel, caseback, and middle case all screw onto the movement retaining ring. The 1926 Oyster case is a refinement of this architecture, adding the screw-down crown that Borgel's version lacked. Rolex's own pre-Oyster watches from about 1919–1920 used Borgel-made three-piece cases of this type (Boettcher, vintagewatchstraps.com). The 2136 caseback is structurally a Borgel-lineage case with Rolex's patented crown system added.

Dimensions

Reported dimensions vary across surviving examples: 32×34 mm, 33 mm excluding crown, and 37×31 mm have all been documented. The variance reflects real production variation across years and materials plus different measurement conventions on a shaped case: width across flats versus width across points, lug-to-lug versus case-only, inclusive or exclusive of the crown. The practical position for collectors: expect a 2136 to wear as a small watch by modern standards, somewhere in the 32–34 mm range on the short axis, with the octagonal form making it look slightly larger on the wrist than its measurement suggests.

The 15-jewel movement

The 2136 uses the usual early Hunter-type Oyster movement architecture. The naming is messy across sources, but the useful spec is stable enough: 15 jewels, Superbalance, and the early Rolex manual-wind format rather than anything later or more standardized.

Six-position adjustment is a meaningful claim for a 1930s wristwatch of this price point. Most contemporary watches of the era were adjusted in three positions, sometimes five. Six-position adjustment was chronometer-grade territory, and Rolex used the specification on its better movements to signal that the Oyster's case and movement both met serious precision standards. Movement plates on surviving 2136s are signed with the Rolex wordmark and the Superbalance designation; a few examples carry additional chronometer markings, though the 2136 was not submitted to official observatory certification as a matter of course.

There is no shock protection in any meaningful sense on these movements. The Rolex-patented Superbalance is a stability design, not a shock-protected balance. Incabloc and KIF arrive later; the A.296 caliber of the late 1940s is Rolex's first shock-protected movement, and the 2136's 10½ Hunter base predates that development by more than a decade.

Dial variants

Surviving 2136 dials span a wider range than the small auction corpus would suggest. Confirmed configurations include:

Silver or white dials with black Arabic numerals and subsidiary seconds at 6 o'clock are the most frequently encountered configuration on 9ct British-hallmarked examples: clean, legible, conservative, suited to the UK retail market the reference primarily served.

Two-tone silver-and-black dials carry a silver minute track around a black central zone or vice versa, a restrained Art Deco treatment consistent with period-dress-watch aesthetics.

Matted silver dials with painted Breguet numerals and auxiliary seconds turn up on mid-run examples, particularly rose gold cases from the mid-1930s. Breguet numerals are the distinctive curved, serif-heavy Arabic form.

Radium luminous dials with original luminous Arabic numerals and matching luminous hands are less common on the 2136 than on its sportier Oyster contemporaries, but they are documented. Radium dials on gold 2136 cases tend to show heavy patina, with the radium ageing to orange or brown against the silvered base.

California dials carry half Roman numerals on the upper half and half Arabic on the lower, with radium plots. The California configuration on the 2136 is unusual and probably represents late production (the California patent dates to 1941) or a service-era dial. Rolex's own term for this layout was Error-Proof or High Visibility; the California name came from 1970s–80s refinishers and stuck.

White restored dials are what the name suggests: refinished dials on original cases. Common on the dealer market, and worth substantially less than an original.

Blued steel leaf hands are the most common handset on gold 2136s. The Antiquorum c.1925 cushion example carried blued "Cathédrale" hands, the cathedral-window openwork design typical of very early Oyster production. Black pointed baton hands and blued hands with radium plots are also documented. As with any watch of this age, matching patina between dial and hands is the primary indicator that both are period-original; mismatched aging is the standard tell for a service replacement.

Auction and dealer record

The 2136 has no deep auction history. It has never appeared at Sotheby's, Christie's, Heritage, or Phillips in the indexed record; the public-market trail runs through smaller specialist houses and vintage dealers.

The 2136 has a scattered but real market record. Antiquorum gives the earliest documented public example, Bonhams and several dealers fill out the British-hallmarked gold side, and Collectors Square shows a modest price range rather than a deep premium market.

The market for the 2136 is modest. Plain 9ct British-hallmarked examples in average condition change hands in the EUR 1,000–2,500 range today; original-dial rose gold pieces and anything with distinctive period hands (Cathédrale, early radium) can reach the upper end of the range or slightly beyond. There is no auction-driven hype market here. The 2136 is a collector-curious watch, not a flipper watch.

The Gleitze question

Because the 2136 is an early 9ct gold octagonal Oyster, and because Mercedes Gleitze wore an early 9ct gold octagonal Oyster during her 1927 Channel swims, the two are frequently conflated in casual references. That conflation is wrong.

Gleitze's watch was reference 34075, not 2136. Sotheby's Geneva confirmed that in Important Watches Part I (9 November 2025, Lot 134), cataloguing it as a pre-production Oyster prototype in 9ct gold with an octagonal case, wire lugs, Glasgow 1926/1927 import marks, and the engraved caseback naming Mercedes Gleitze and the Vindication Channel Swim of 21 October 1927. The dial carries the "7 World's Records / Patent Applied for 114948 / Oyster Patent winding crown" text. Inside is a 9¾ Hunter movement later service-updated to Cal. 600. The watch sold for CHF 1,392,000.

The overlap is real, but the watches are not the same. Both are early 9ct gold octagonal Oysters with wire lugs and R.W.C. LTD. caseback stamps because both belong to Rolex's first Oyster architecture. The 34075 predates the reference system and was issued to Gleitze as a pre-production watch. The 2136 is the later catalog reference for related production pieces. Best current reading: the 2136 is a production cousin of the Gleitze watch, not the Gleitze watch itself.

Some dealer listings conflate the two. The 2136 is not the Gleitze watch. The correct frame: the 2136 is a production cousin of the Gleitze watch, not the Gleitze watch itself.

The second 2136: c.1960 Cal. 1400 Precision

A distinct watch also carries the reference 2136. It surfaces in dealer listings as a c.1960 Rolex Precision with a Cal. 1400 movement (18 jewels, manual-wind) sharing no architectural DNA with the pre-1940 Hunter-type caliber of the early Oyster 2136. The case is typically a round Precision form in the 30–32 mm range, not octagonal or cushion. The Cal. 1400 places the watch in the late 1950s to mid-1960s Rolex manual-Precision production, a parallel universe from the early Oyster.

The later 2136 is thinly documented, and the cleanest reading is that Rolex reused the number. The movement settles the question fast: a 10½ Hunter means the early Oyster watch, while cal. 1400 means the later Precision-era watch. These are different watches that happen to share a reference number.

Collecting considerations

British-hallmarked 9ct gold cases are the most common 2136 configuration, dating through the 1930s with Glasgow, Edinburgh, and Chester marks all appearing regularly. Hallmark dating is the firmer date anchor for this period. Rolex serials in the 1920s–30s ran separate gold and silver series (per Boettcher's research at vintagewatchstraps.com) and the charts that lump them together are noisy, so a hallmark will generally beat a serial lookup.

Unrestored original dials are the exception. Most surviving 2136 dials have been refinished at some point, often multiple times, and the UK refinishers active through the mid-twentieth century produced work that is hard to distinguish from original without side-by-side comparison to documented period examples. An original dial with even patina, matching hand aging, and period-correct printing carries a substantial premium, but verification is specialist territory.

Fixed wire lugs are a defining structural feature. The lugs are soldered integrally to the case; replacing them with spring-bar lugs would require substantial case modification, so a 2136 with spring-bar lugs is not period-correct. Straps are fitted with loops over or around the wire lugs rather than clipped between them, which is normal for the early Oyster form and not evidence of tampering.

Period movements are signed with the Rolex wordmark and typically the Superbalance designation, with six-position adjustment text visible on the plate. An unsigned movement, or one with different caliber architecture, is either a service replacement or a sign that the watch is not what it claims to be.

The indexed dealer range of roughly EUR 750 to 3,200 is a reasonable anchor for current expectations on unremarkable examples. Exceptional condition, retailer co-signing, or distinctive dial configurations can push above that range. The 2136 does not trade in five-figure territory in the normal course; a plain 9ct example at five figures is out of step with the surfaced record.

Sources

• The Vintage Rolex Field Manual — Colin A. White, Morning Tundra
• Antiquorum Geneva — Rolex ref 2136 SS cushion c.1925 — Antiquorum
• Bonhams Lot 89 — Rolex ref 2136 9K gold Glasgow 1937 — Bonhams
• Time Rediscovered — Rolex ref 2136 9K gold c.1938 — Time Rediscovered
• JP Timepieces — Rolex ref 2136 18K rose gold octagonal c.1930 — JP Timepieces
• Bachmann & Scher — Rolex ref 2136 9K rose gold 1938 Mercedes Gleitze attribution — Bachmann & Scher
• Olde Timers / Vintage Wristwatches UK — multiple Rolex ref 2136 octagonal/cushion listings — Olde Timers, vintage-wristwatches.co.uk
• Collectors Square — Rolex Oyster Ref 2136 Price Index — Collectors Square
• Sotheby's Geneva Important Watches Part I GE2504 Lot 134 — Mercedes Gleitze 'The Companion' Rolex Oyster ref 34075 — Sotheby's
• Wind Vintage — The Oyster Story (Part 1) — Owen Lawton / Wind Vintage, Wind Vintage
• VintageWatchStraps (David Boettcher) — Rolex Oyster Case, Hermetic, Submarine research — David Boettcher, vintagewatchstraps.com