Rolex · Datejust 36

Strap for Datejust 36 Stainless Steel / Fluted / Green / Oyster

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter36 mm
Reference126234-0052 (aka: M126234-0052)
FamilyDatejust 36
MovementRolex caliber 3235 hours, minutes, seconds | date | chronometer
Year2019
CaseWhite Gold, Stainless Steel

Recommended spring bar

Modern Rolex spring bars 20mm — 1.5mm diameter

Technical match for lug width and diameter · lug 20 mm · Ø 1.5 mm · closed lugs

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Straps for the Datejust 36 126234-0052 (aka: M126234-0052)

Selected for the 20 mm lug width · workshop selection

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The Datejust 36 126234-0052 (aka: M126234-0052), seen from the bench

The Rolex Datejust 36, reference M126234-0052, is a stainless steel and 18-carat white gold two-tone watch featuring a fluted white gold bezel and Oyster case of 36.00 mm diameter. It houses the Rolex Caliber 3235, a third-generation manufacture movement with Chronergy balance and approximately 70-hour power reserve, COSC-certified to ±2/-2 seconds per day. The watch features hours, minutes, seconds, and date with rapid-set mechanism at midnight, water-resistant to 100 meters. Lug width is 20 mm.

Frequently asked questions

What is the lug width of the Rolex Datejust 36 126234-0052?

The lug width of the Rolex Datejust 36 126234-0052 is 20 mm. This measurement refers to the internal distance between the Oyster case lugs, which is the strap attachment point. It is advisable to verify this with a slide calliper before purchasing an aftermarket strap, as the slightly curved lugs of this model require a precise fit to avoid lateral play.

What is the best strap for the Rolex Datejust 36 126234-0052?

For the 126234-0052 in white gold and steel, a padded alligator strap — in black or midnight blue — is the most coherent choice given the formal character of the watch. Alternatively, shell cordovan offers a dense, compact surface with subtle reflections that complement the polished case finishes. For sport-oriented use, vulcanised rubber provides water resistance and durability. All straps must have a 20 mm lug width.

How do you change the strap on a Rolex Datejust 36?

To replace the strap on the Datejust 36, the spring bars connecting the strap or bracelet to the case lugs must be removed. A fine-tipped springbar tool is inserted into the small slot on the side of each lug to compress the bar. Care must be taken to avoid scratching the white gold surfaces. If in doubt, it is preferable to entrust the operation to a watchmaker or to the Casati Milano atelier.

Are there aftermarket straps compatible with the Rolex Datejust 36 126234-0052?

Yes, the aftermarket offers a wide range of straps compatible with the Rolex Datejust 36 at 20 mm lug width. milanostraps.it carries a selection of handcrafted straps in leather, alligator, shell cordovan and rubber, made to fit the 20 mm Oyster lugs. It is important to select manufacturers who respect the curved lug profile to ensure a precise, rattle-free attachment.

How long does a leather strap last on a Rolex Datejust 36?

The lifespan of a leather strap depends on hide quality, frequency of wear and level of care. A high-quality alligator or vegetable-tanned calf strap, worn daily and kept away from moisture, can last between 2 and 5 years while retaining structural integrity and a well-kept appearance. Casati Milano straps carry an 18-month guarantee against manufacturing defects. Regular exposure to water or perspiration accelerates wear; in such cases, alternating with a rubber strap is recommended.

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