Rolex · Daytona

Strap for Cosmograph Daytona Everose - Cerachrom / Sundust - Black / Oysterflex

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter40 mm
Reference126515LN-0006 (aka: M126515LN-0006)
FamilyDaytona
MovementRolex caliber 4131 hours, minutes, small seconds | Chronograph, column wheel | chronometer
Year2023
CaseCeramic, Rose 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

All Rolex spring barsOpen →

Straps for the Daytona 126515LN-0006 (aka: M126515LN-0006)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Daytona 126515LN-0006 (aka: M126515LN-0006), seen from the bench

The Rolex Daytona Cosmograph 126515LN-0006, launched in 2023, represents the evolution of the legendary racing chronograph first introduced in 1963. The 40 mm 18k Everose gold case features a black ceramic Cerachrom bezel that resists fading and impact. The caliber 4131 movement includes a column-wheel chronograph mechanism with vertical clutch, blue Parachrom balance wheel, and 28,800 vph frequency, enhanced with a flyback function compared to the previous 4130 caliber. The 20 mm lug width ensures precise fitting with compatible straps.

Frequently asked questions

What is the lug width of the Rolex Daytona 126515LN-0006?

The Rolex Daytona 126515LN-0006 features a 20 mm lug width. This dimension is the standard for modern Daytona chronographs and is critical for aftermarket strap compatibility. Correct measurement involves calculating the distance between the two lug terminals on the case where the strap attaches. An incorrectly sized strap will compromise mechanical fit and aesthetic proportion.

Which strap material pairs best with the rose gold Daytona?

For the Daytona 126515LN-0006 in 18k rose gold, vegetable-tanned alligator is the most sophisticated choice: deep brown tones create elegant contrast with the warm gold, and the patina develops nobly over time. Alternatively, vegetable-tanned calf in stone grey offers discreet modernity, whilst a dark blue calf leather strap introduces pronounced chromatic contrast without sacrificing restraint.

How do you change the strap on the Daytona 126515LN-0006?

Strap replacement requires proper tools: a spring bar tool and precision. Position the watch on a soft surface (felt or cotton cloth). Insert the spring bar tool into the terminal hole, press gently downward to compress the internal spring, then slide the strap laterally to release the pin. Repeat on the opposite side. Installation of the new strap follows the reverse process. For inexperienced users, entrust the operation to a professional watchmaker.

Is an aftermarket 20mm strap truly compatible with the Daytona 126515LN-0006?

Yes, any strap with a 20 mm lug width is mechanically compatible with the Daytona 126515LN-0006, provided the base width of the strap does not exceed the case geometry. Artisan straps from milanostraps.it are manufactured to precise tolerances ensuring smooth coupling and aesthetic finish coherent with the watch's value. Verify the strap has no sharp edges that might damage case polishing.

How long does an artisan leather strap last on a chronograph like the Daytona?

Strap longevity depends on intensity of use, climatic conditions, and tanning quality. Vegetable-tanned leather, subjected to moderate wear, has a serviceable life of 3-5 years before showing significant deterioration. Frequent exposure to moisture, heat, and friction reduces durability. Periodic maintenance (cleaning with soft cloth, conditioning with purpose-made creams) extends strap lifespan. Casati Milano provides 18-month warranty on manufacturing defects.

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