Rolex · Datejust 36

Strap for Datejust 36 Rolesor Yellow Fluted / Jubilee / Steel 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
Reference116233-0204
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

All Rolex spring barsOpen →

Straps for the Datejust 36 116233-0204

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Datejust 36 116233-0204, seen from the bench

The Datejust 36 represents one of Rolex's historic collections, originally introduced in 1945. It is equipped with the automatic chronometer-certified caliber 3135 with hour, minute and second indication. The 36mm case features 20mm lugs.

Frequently asked questions

What is the lug width of the Rolex Datejust 36 116233-0204?

The lug width is precisely 20mm. This measurement represents the distance between the case attachment pins. It is critical for compatibility with aftermarket straps or bespoke replacements. We always recommend measuring your original pin with a digital calliper before ordering a strap, as minor manufacturing variations between different examples can occur.

Which strap is most suitable for the Datejust 36 116233-0204?

For the Rolesor 116233-0204, we recommend American alligator in brown or cognac, vegetable-tanned calf, or shell cordovan. Alligator is the most balanced choice: its natural grain contrasts elegantly with the two-tone case whilst maintaining the watch's understated elegance. Avoid synthetic leathers—the Datejust deserves authentic materials.

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

You will need a spring bar tool, a small flat implement. Position the tool carefully beneath the attachment pin, lifting the internal spring gently until the pin slides free from the case. Repeat on the other side. For reinstallation, insert the pin into the new strap's slot, align the case hole, and press gently with the spring bar tool until the pin engages. Avoid sudden movements—the case is in gold; do not risk damage.

Is an aftermarket strap compatible with the Datejust 36 116233-0204?

Yes, provided the lug width is certified as 20mm. High-quality bespoke aftermarket straps—such as those produced by Casati Milano—are often superior to Rolex OEM replacements: they employ organic leathers, hand-finished edges, and sartorial construction. Ensure your supplier explicitly specifies 20mm and offers a warranty against manufacturing defects.

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

A quality leather strap (alligator, calf, or shell cordovan) typically lasts 3–5 years with daily wear, depending on exposure to perspiration, direct sunlight, and rainfall. With proper maintenance—quick drying after moisture, annual conditioning with natural waxes—durability can extend to 7 years. Casati Milano offers an 18-month warranty on manufacturing defects and recommends replacement every 4–5 years to prevent fibre failure.

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.

Request an appointment →

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