Rolex · Datejust 36

Strap for Datejust 36 Stainless Steel Fluted / Oyster / White

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
Reference116234-0127
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 116234-0127

Selected for the 20 mm lug width · workshop selection

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The Datejust 36 116234-0127, seen from the bench

The Datejust 36 ref. 116234-0127 is equipped with the automatic caliber 3135 with official chronometer certification. The movement offers indication of hours, minutes and seconds with a power reserve of around 48 hours. The case features 20mm lugs for the strap.

Frequently asked questions

What is the lug width of the Rolex Datejust 36 116234-0127?

The Rolex Datejust 36 reference 116234-0127 requires an exact lug width of 20 millimetres. This is the orthogonal distance between the two pins that attach the strap to the case. A strap of different width will not fit correctly into the pin's retaining collar, creating unwanted gaps and compromising the sartorial finish. Measurement is done by placing a ruler between the pins at their maximum width.

Which strap is best suited for the Datejust 36 116234-0127?

For the two-tone Datejust 36 116234-0127, alligator is the reference choice. Black alligator creates maximum formality with white gold as the protagonist; medium brown introduces warmth for versatile daytime and evening wear; burgundy represents the choice of the discerning collector. Cordovan is the alternative for those preferring deep patina that ages with stratification. Vegetable-tanned calf offers contemporary aesthetic sustainability.

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

The change requires a specific tool: a spring bar tool. Position the tool in the small groove at the base of the pin, apply gentle pressure to release the spring, then extract the pin. Repeat on the other side to remove the old strap. To install the new 20mm strap, align the holes at the ends and reinsert the pins until you feel the spring click. Verify the strap is centred on the case before closing.

Can I use a quality aftermarket strap on this Datejust 36?

Yes, provided the lug width is exactly 20 millimetres and the strap is made from authentic materials: alligator, cordovan, calf or natural rubber. A quality artisanal aftermarket strap does not void Rolex warranty and offers the opportunity to personalise your watch according to personal taste. Contact specialist craftsmen who understand Datejust 36 proportions and create bespoke straps.

How long does a natural leather strap last on a daily-worn watch?

The lifespan of a natural leather strap depends on frequency of wear, moisture exposure and maintenance care. With daily wear and quality leather (alligator, cordovan, vegetable-tanned calf), you can expect 3-5 years before visible wear. Alligator tends to last longer due to skin density. Cordovan ages with patina but maintains structural integrity for 5-7 years. Maintenance – protection from direct rain, periodic cleaning with soft cloth – significantly extends strap life.

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