Rolex · Datejust 36

Strap for Datejust 36 Rolesor Yellow Fluted / Jubilee / White Roman

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
Reference116233-0149
FamilyDatejust 36
MovementRolex caliber 3135 hours, minutes, seconds | chronometer
Year2018
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 116233-0149

Selected for the 20 mm lug width · workshop selection

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The Datejust 36 116233-0149, seen from the bench

The Datejust 36 represents the evolution of the classic Rolex timepiece with date display introduced in 1945. It is equipped with the self-winding Caliber 3135 chronometer-certified movement, ensuring precision and reliability. The 36mm case features 20mm lugs and combines stainless steel and gold materials in reference 116233.

Frequently asked questions

What is the lug width of the Rolex Datejust 36 116233-0149?

The Rolex Datejust 36 116233-0149 features a lug width of 20mm, which is the distance between the lugs measured from centre to centre. Any compatible strap must have the lug width precisely at 20mm to ensure secure fitment without play or looseness. Always verify this measurement before purchasing an aftermarket strap to prevent slippage or damage to the case lug holes.

Which strap is most suitable for the Rolex Datejust 36 116233-0149?

The Datejust 36 two-tone in yellow gold and stainless steel benefits from straps in dark brown alligator, vegetable-tanned calf, or burgundy shell cordovan. For formal environments, a natural or cognac alligator emphasises the warmth of the gold without visual competition. For versatile daily wear, shell cordovan offers an evolving patina that creates personal uniqueness. Navy FKM rubber remains valid if you seek summer sportiness whilst maintaining authority.

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

Changing the strap on the 116233-0149 requires a dedicated spring bar tool to remove the elastic pins securing the lug to the case lugs. Position the tool in the lateral gaps of the lug, gently push to retract the elastic pin, remove the old strap and insert the new one by aligning the holes. Never force the operation; a calibrated movement preserves the case's finish. If you are not experienced, entrust the task to a certified watchmaker or Casati Milano for personalised service.

Is an aftermarket strap compatible with the Rolex Datejust 36 116233-0149?

Yes, any aftermarket strap with a 20mm lug width is physically compatible with the 116233-0149. However, construction quality varies considerably. Certified Hermès alligator straps, Italian vegetable-tanned leather, or shell cordovan guarantee longevity and natural patina development. Avoid low-cost synthetic straps, which deteriorate within months. Casati Milano offers artisanal straps with an 18-month warranty against manufacturing defects.

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

A premium leather strap (alligator, shell cordovan, vegetable-tanned calf) with moderate daily wear lasts 3–5 years before replacement is needed. Durability depends on ambient humidity, frequency of wear, and maintenance. If you wear the 116233-0149 primarily in an office with limited water and sun exposure, the leather deteriorates more slowly. Alligator resists better than raw calf because it absorbs less moisture. Proper drying after water exposure and occasional wax conditioner application extend useful life by 1–2 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