Rolex · Datejust 36

Strap for Datejust 36 Stainless Steel Diamond / Oyster / Silver 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
Reference116244-0024
FamilyDatejust 36
MovementRolex caliber 3135 hours, minutes, seconds | chronometer
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 116244-0024

Selected for the 20 mm lug width · workshop selection

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The Datejust 36 116244-0024, seen from the bench

The Rolex Datejust 36 116244-0024 is a stainless steel and white gold sports watch launched in 1945 with date window. The 36mm case houses the Rolex calibre 3135 automatic movement, COSC certified chronometer with −2/+2 seconds per day precision. Case is water-resistant to 100m with screw-down crown and Cyclops lens. Lug width is 20mm. The white gold bezel and dial complement the Oystersteel case for a bicolour aesthetic.

Frequently asked questions

What is the lug width of the Rolex Datejust 36 116244-0024?

The lug width of the Rolex Datejust 36 116244-0024 is 20 mm. This measurement has remained consistent across all Datejust 36 references fitted with the Oyster case, regardless of material or bezel configuration. To confirm aftermarket strap compatibility, measure the gap between the lugs with a digital calliper: an ideal reading falls between 19.8 and 20.1 mm.

What is the best strap for the Rolex Datejust 36 116244-0024?

For the white gold and steel (white Rolesor) variant, straps in slate grey or midnight blue alligator are particularly effective, complementing the case's cool chromatic palette. A vegetable-tanned calf leather strap develops a distinctive patina over time, making it an excellent choice for daily wear. For more casual settings, a two-tone technical nylon NATO strap offers a functional and aesthetically coherent alternative.

How do you change the strap on a Rolex Datejust 36 116244-0024?

The strap is removed using a springbar tool, which compresses the spring bars housed within the case lugs. Work on a soft surface to protect the caseback and bezel. Original Rolex spring bars have a diameter of 1.8 mm — verify compatibility before fitting an aftermarket strap. If in doubt, a qualified watchmaker can carry out the swap in a matter of minutes.

Are there aftermarket straps compatible with the Rolex Datejust 36 116244-0024?

Yes. The Datejust 36 116244-0024 features 20 mm curved lugs, compatible with a wide range of bespoke aftermarket straps with curved ends. milanostraps.it offers a curated selection of 20 mm leather, rubber and nylon straps specifically designed for this lug profile. Always specify curved ends when placing an order.

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

The lifespan of a leather strap depends on the material, maintenance and frequency of use. A high-quality alligator strap, kept away from water and treated periodically with a neutral leather conditioner, can last between three and five years while retaining its structure. Vegetable-tanned calf develops a more pronounced patina over a similar period. Shell cordovan, owing to the density of its fibre, is the most durable of the traditional leathers. Casati Milano straps carry an 18-month guarantee against manufacturing defects.

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