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Also uses Rolex Cal. 3235

Rolex Submariner Date Ref. 126610LN, black dial, steel case
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Submariner
Rolex Datejust 36 Ref. 126200, silver dial, steel case
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Datejust
Rolex Datejust 41 (Fluted Bezel, Jubilee) Ref. 126334, silver dial, two-tone case
Rolex
Datejust
Rolex Sea-Dweller (43mm Modern) Ref. 126600, black dial, steel case
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Sea-Dweller
Rolex Yacht-Master 42 (White Gold) Ref. 226659, black dial, gold-white case
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Yacht-Master
Rolex Yacht-Master 37 Rolesor Ref. 268622, blue dial, two-tone case
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Yacht-Master
Medium-large: suits wrists 6.5 in+ (16.5 cm+)
41 mm case. Wears confidently on average to larger wrists. May overhang on slender builds.

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Authentication

Jubilee bracelet end link signature and Oysterlock clasp marking are the primary verification points on the current Datejust 41.

Known issues in the market
  • The Jubilee bracelet is the most commonly replaced component on the 126300; unsigned end links indicate replacement.
  • Oysterlock clasp must be signed Rolex on the outer surface; after-market clasps are common.
AreaWhat to checkWhat is correctRed flag
braceletJubilee end link Rolex printRolex print visible on end link underside; consistent bracelet finish with no mixing of brushed and polished links out of patternUnsigned or poorly engraved end links; inconsistent link finishing pattern indicating bracelet replacement
braceletOysterlock clasp markingOysterlock signed Rolex on the outer fold surface; deployment mechanism operates smoothlyUnsigned clasp; clasp with different typography than current Rolex production
casebackCal. 3235 with Chronergy escapementCal. 3235 architecture visible; Chronergy escapement confirms current-generation movementAny caliber other than 3235; older Cal. 3135 architecture indicates movement from earlier production
Common legitimate replacements
  • Jubilee bracelets are high-value replacement targets; verify end link and clasp signatures.
  • Dial upgrades (adding diamonds to a plain dial) are possible; verify dial matches papers.
Expert resources: Rolex Datejust 41 126300 product documentation. Rolex Jubilee bracelet identification guides.

Authentication guide

Last reviewed June 2026

The 126300 is the smooth-bezel Datejust 41 in steel on an Oyster bracelet, introduced in 2016. Cal. 3235 powers it. The 41mm diameter is the main size difference from the 36mm predecessors; the smooth bezel and Oyster bracelet give it a sports-adjacent look.

Known reproduction risks

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MEDIUM

Aftermarket dial substitutions

  • The 126300 is occasionally seen with aftermarket MOP or gem-set dials not from Rolex; text hierarchy and lume quality distinguish originals
  • Slate dials are a particular target for substitution; genuine slate has a distinct granular texture visible under magnification
LOW

Jubilee bracelet swapped onto 126300 Oyster configuration

  • Jubilee bracelet with smooth bezel is a valid Rolex configuration (126334 for fluted, 126333 for Rolesor), but not the original spec for 126300
  • The clasp code on a Jubilee bracelet will differ from an Oyster bracelet; a knowledgeable seller should know which bracelet shipped with the watch

Dial variants by era

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EraDescriptionIdentifiers
2016 to presentAvailable in slate, white, silver, black, and additional options. Applied baton indexes with Chromalight on most variants.
  • Date at 3 o'clock with Cyclops lens
  • Smooth steel bezel -- no fluting, no gem-set
  • Oyster bracelet with Oysterclasp and EasyLink extension
  • "Datejust 41" designation in smaller text below "Oyster Perpetual"

Service part flags

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Movement

Original: Cal. 3235 with approximately 70 hours of power reserve and the Chronergy escapement. Supersedes Cal. 3135 from the prior Datejust generation.

Replacement tells
  • Service documentation noting Cal. 3135 in a stated 126300; the 3135 is the previous generation and not factory-correct for this reference
  • Power reserve running down in under 48 hours indicates a mainspring issue or a different caliber
Bracelet

Original: Three-link Oyster bracelet in steel with an Oysterclasp. The EasyLink system adds approximately 5mm of length adjustment without tools.

Replacement tells
  • Clasp without the EasyLink adjustment mechanism (earlier Datejust Oyster bracelets lacked this)
  • Jubilee bracelet on a stated 126300; the smooth-bezel Oyster-bracelet model is specifically 126300, while 126334 is the fluted-bezel variant
  • Bracelet with incorrect taper or link width for the 41mm lug

Case back markings

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2016 to present
  • Solid steel caseback -- no exhibition window
  • Engraved: ROLEX OYSTER PERPETUAL DATEJUST
  • Rolex crown at center
  • Reference 126300 and serial between the lugs

Movement tells

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  • Cal. 3235 achieves the Superlative Chronometer standard; service to factory spec should maintain -2/+2 seconds per day rate.
  • The Chronergy escapement uses a nickel-phosphorus lever and escape wheel; if a watchmaker notes a lever material inconsistency, the escapement has been replaced with non-original parts.
Sources: Rolex Datejust product page; RolexForums -- Datejust 41 126300 thread.

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