Rolex · Datejust 36

Strap for Datejust 36 Stainless Steel / Everose / Diamond / Black Diamond / Jubilee

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
Reference126281RBR-0007
FamilyDatejust 36
MovementRolex caliber 3235 hours, minutes, seconds | date | chronometer
Year2018
CaseRose 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 126281RBR-0007

Selected for the 20 mm lug width · workshop selection

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The Datejust 36 126281RBR-0007, seen from the bench

The Datejust represents one of Rolex's historic collections, introduced in 1945 as the first automatic watch with instantaneous date. Reference 126281RBR-0007 features the automatic caliber 3235 with chronometer certification, offering hour, minute, second and date functions. 36mm case with 20mm lugs, crafted in precious materials to Swiss manufacture standards.

Frequently asked questions

What is the lug width of the Rolex Datejust 36 126281RBR-0007?

The lug width of the Rolex Datejust 36 126281RBR-0007 is exactly 20mm. This dimension is measured from the inner terminal of one lug to the other. The 20mm specification is determined by the 36mm case diameter proportions and ensures balanced aesthetics on the wrist. A compatible strap must have lugs drilled precisely at this distance.

Which strap material pairs best with the Rolex Datejust 36 126281RBR-0007?

The 36mm two-tone Datejust (rose gold and steel) accommodates multiple materials. Alligator in tobacco or grey tones amplifies formality; vegetable-tanned leather (cognac, chocolate, tobacco) maintains daily elegance; Japanese shell cordovan creates noble contrast; Pueblo leather offers versatility with open grain. Choice depends on use case: formal occasions favour alligator; daily wear prefers European leather.

How do I change the strap on my Datejust 36?

To change a 20mm lug width strap, first remove the spring bars (spring-loaded pins) from the current lugs using a strap removal tool or watchmaker's lever. Place the watch on a soft surface, insert the lever under the spring bar, compress the spring and slide the lug free. Repeat on the opposite side. Insert the same spring bars into the holes of the new strap and click the terminals into the Rolex lugs. Many owners prefer professional assistance to avoid case scratching.

Is an aftermarket strap compatible with the Rolex Datejust 36 126281RBR-0007?

Yes, provided the strap features a 20mm lug width specification. A custom artisanal strap (such as those crafted by Casati Milano) is fully compatible: the critical requirement is that the lug holes are drilled at exactly 20mm spacing and use standard-compatible spring bars. Quality aftermarket straps frequently exceed genuine Rolex options in aesthetic customisation and artisanal craftsmanship.

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

A natural leather strap subjected to daily wear (5-6 days weekly) typically lasts 3-4 years before visible wear becomes apparent. Longevity varies by material: shell cordovan is most durable (4-5 years); vegetable-tanned calf (3-4 years); alligator (3.5-4.5 years depending on grain). Sun exposure, humidity and perspiration accelerate ageing. A quality artisanal strap with reinforced stitching and premium leather typically surpasses industrial equivalents in durability.

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