Rolex · Day-Date 36

Strap for Day-Date 36 Everose Gold - Fluted / Blue-Green - Baguette / President - Diamond

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
Reference128235-0086 (aka: M128235-0086)
FamilyDay-Date 36
MovementRolex caliber 3255 Hours, Minutes, Seconds | Date, Day | Chronometer
CaseRose Gold

Recommended spring bar

Spring bars Rolex Daytona 116520 — 20mm steel

Technical match for lug width and diameter · lug 20 mm · Ø 1.5 mm · closed lugs

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Straps for the Day-Date 36 128235-0086 (aka: M128235-0086)

Selected for the 20 mm lug width · workshop selection

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The Day-Date 36 128235-0086 (aka: M128235-0086), seen from the bench

The Day-Date 36 represents the evolution of the renowned Rolex model introduced in 1956, the first wristwatch to display the day and date in full. It is equipped with the automatic Caliber 3255 chronometer-certified movement with hours, minutes, seconds, date and day of the week indications. The 36mm case features 20mm lugs and maintains the classic proportions of the collection.

Frequently asked questions

What is the lug width of the Rolex Day-Date 36 128235-0086?

The lug width of the Day-Date 36 128235-0086 is 20mm. This measurement represents the internal space between the two lugs on the case where the watch strap is inserted. It is the fundamental technical parameter to ensure compatibility and proper fit of the strap on the wrist.

Which strap material is recommended for the Rolex Day-Date 36 in rose gold?

For a Day-Date 36 in rose gold, the most suitable materials are alligator (fine grain and neutral tones), vegetable-tanned calf leather (marked texture and evolving patina), and shell cordovan (superior durability and ageing towards burgundy tones). The choice depends on the context of use and personal aesthetic preferences.

How do you change the strap on a Rolex Day-Date 36?

Changing the strap requires specific tools: a spring bar removal tool and light manual dexterity. The tool is inserted into the small hole located beneath the lug, the internal spring is compressed, and the spring bar is removed from the case. The reverse procedure secures the new strap. For those without experience, we recommend entrusting the task to a qualified professional.

Is an aftermarket strap compatible with the Rolex Day-Date 36 128235-0086?

Yes, any strap with a 20mm lug width is compatible with the Day-Date 36. However, to ensure aesthetic quality and durability comparable to the level of the watch, it is advisable to choose suppliers specialising in artisanal straps who understand the proportions and materials suited to luxury Rolex models.

What is the average lifespan of a leather strap for the Rolex Day-Date 36?

A quality leather strap (alligator or calf) lasts on average 3-5 years with daily use, depending on sun exposure, humidity and frequency of use. Shell cordovan, thanks to its superior density, can last 5-7 years. Regular maintenance (cleaning, application of natural waxes) significantly extends the strap's lifespan.

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