Rolex · Daytona

Strap for Rolex Daytona 126508

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
Reference126508
FamilyDaytona
MovementRolex caliber 4131 hours, minutes, small seconds | Chronograph, column wheel | chronometer

Recommended spring bar

Spring bars Rolex Daytona 126505/126515 gold — 20mm

Verified compatibility for this reference · lug 20 mm · Ø 1.5 mm

All Rolex spring barsOpen →

Straps for the Daytona 126508

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Daytona 126508, seen from the bench

The Daytona reference 126508 is powered by the Rolex Caliber 4131 automatic movement with column wheel chronograph function and chronometer certification. The 40mm case is crafted in yellow gold with 20mm lugs. The movement offers hours, minutes, small seconds and chronograph indications.

Frequently asked questions

What is the lug width of the Rolex Daytona 126508?

The Rolex Daytona 126508 features a lug width of 20mm, which is the distance between the two vertical pins that insert into the case attachments. This measurement is critical when selecting an aftermarket strap, as an incorrectly sized lug width will not fit properly and will compromise the watch's ergonomics and appearance on the wrist.

What is the best strap material for the Rolex Daytona 126508?

The Daytona 126508, given its motorsport heritage and yellow gold case, pairs exceptionally well with alligator or shell cordovan straps. Alligator offers classical elegance and a sophisticated patina as it ages; shell cordovan provides superior density and natural lustre that emerges with wear. For sporty contexts, NATO straps in Cordura canvas also maintain the watch's authenticity. The choice depends on lifestyle and personal aesthetic preferences.

How do you change the strap on a Rolex Daytona 126508?

Changing the strap on a Daytona 126508 requires a specialised tool (spring bar tool) to remove the elastic pins that support the lug attachment. It is advisable to entrust the operation to a professional watchmaker or follow detailed tutorial videos if experienced. Spring bars must be extracted with care to avoid scratching the yellow gold case. Once the old pins are removed, the new strap's lug is inserted into the case attachments, and the elastic pins are reinserted until they click into position.

Is an aftermarket strap compatible with the Rolex Daytona 126508?

Yes, provided the strap is specifically designed or adapted for a 20mm lug width. Many specialised artisans and brands offer straps compatible with the 126508. It is essential to verify that the lug width matches exactly and that the leather construction guarantees quality comparable to the original Rolex strap, to maintain the watch's aesthetic integrity.

How long does a leather strap last on a Rolex Daytona 126508?

The lifespan of a leather strap depends on the material, craftsmanship, and frequency of use. A quality alligator or shell cordovan strap, properly maintained, lasts between 3 and 7 years of daily wear. Vegetable-tanned calf tends to wear more quickly at the buckle flex point, requiring replacement every 2 to 4 years. Extreme climate conditions (excessive humidity, direct sunlight) accelerate ageing. An 18-month warranty on manufacturing defects is the standard offered by the finest artisans.

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