Rolex · Datejust 36

Strap for Datejust 36 Stainless Steel Diamond / Oyster / MOP

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
Reference116244-0020
FamilyDatejust 36
MovementRolex caliber 3135 hours, minutes, seconds | chronometer
CaseMother of Pearl | White 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 116244-0020

Selected for the 20 mm lug width · workshop selection

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The Datejust 36 116244-0020, seen from the bench

The Rolex Datejust 36 116244-0020 is a stainless steel and white gold watch featuring a mother-of-pearl dial and 20mm lug width. Powered by the Rolex Caliber 3135 movement with chronometer certification, it combines the classic 36mm case diameter with bicolor construction for sophisticated versatility. The date window at 3 o'clock remains the signature feature of this iconic family.

Frequently asked questions

What is the correct lug width for the Rolex Datejust 36 116244-0020?

The lug width of the Rolex Datejust 36 116244-0020 is precisely 20mm. This measurement represents the space between the inner shoulders of the left and right lugs, and every aftermarket strap must respect this specification to guarantee a perfect fit without movement or constriction.

Which strap material best suits the two-tone Datejust 36?

For a two-tone Datejust 36 (white gold and stainless steel), black or dark brown alligator remains the most elegant choice, thanks to its fine grain and natural patina that evolves over time. Alligator respects the chromatic rigour of the case without visual competition. Alternatively, soft calf in taupe grey or navy blue offers daily versatility while maintaining authority.

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

Strap replacement requires a quality spring bar tool. Locate the lugs and insert the spring bar tool beneath the lug pin on one side, releasing the internal spring and sliding off the old strap. Repeat on the other side. Align the new strap with the lugs and release the pins. We recommend having the operation performed by a specialist watchmaker to avoid damage to the case.

Is a quality aftermarket strap compatible with the 116244-0020?

Yes, completely. As long as the lug width is precisely 20mm and the strap is constructed with noble materials (alligator, calf, shell cordovan with vegetable tanning), a bespoke aftermarket strap is not only compatible but often exceeds OEM Rolex strap quality in terms of personalisation, patina, and durability.

How long does a leather strap last on a watch like the Datejust 36?

A quality leather strap, crafted with vegetable tanning and noble materials, lasts 3-5 years with daily use, extendable to 7-10 years with maintenance (periodic cleaning, avoiding prolonged water exposure). Shell cordovan and alligator age more gracefully than calf, developing a fascinating patina. Deterioration depends on climate, frequency of use, and care.

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