Rolex · Datejust 36

Strap for Datejust 36 Rolesor Yellow Domed / Oyster / Black Computer

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
Reference116203-0153
FamilyDatejust 36
MovementRolex caliber 3135 Hours, Minutes, Seconds | Chronometer
CaseYellow 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 116203-0153

Selected for the 20 mm lug width · workshop selection

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The Datejust 36 116203-0153, seen from the bench

The Datejust 36 represents the evolution of the model introduced by Rolex in 1945, the first self-winding wristwatch with date indication. It is powered by the automatic Caliber 3135 certified as a chronometer and features hour, minute, and second functions. The 36mm case features 20mm lugs and combines stainless steel and gold.

Frequently asked questions

What is the lug width of the Rolex Datejust 36 116203-0153?

The lug width of the Rolex Datejust 36 reference 116203-0153 is 20 millimetres. This measurement is taken between the interior edges of the lugs on the watch case. It is essential for ordering a compatible strap. An incorrect measurement results in an unusable strap.

Which strap do you recommend for the two-tone Datejust 36?

For the 116203-0153 two-tone case (yellow gold and steel), we recommend an alligator strap in chocolate brown or cognac tones with a yellow gold deployante clasp. This combination enhances the case contrast whilst maintaining chromatic coherence. Alternatively, vegetable-tanned calf develops a uniform patina and offers seasonal versatility.

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

Strap replacement requires a dedicated spring bar tool to compress the elastic pins at the ends of the lugs and slide off the old strap. We do not recommend attempting this yourself: an imprecise movement risks scratching the case. Consult a certified watchmaker or our Casati Milano service.

Are aftermarket straps available that are compatible with the 116203-0153?

Yes. All straps with a 20mm lug width are compatible with the Datejust 36 116203-0153. Milanostraps.it offers a selection of alligator, calf, shell cordovan and technical rubber, crafted to luxury watch standards. Compatibility is guaranteed.

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

A high-quality leather strap (alligator, calf or shell cordovan) typically lasts 3–5 years with daily wear, varying according to tanning method, sun exposure and ambient humidity. Vegetable-tanned leather ages better than chrome-tanned leather. A clasp or stitching revision can extend lifespan by a further 2–3 years.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only