Technical Archive

Rolex
Daytona 116515LN-0014— lug 20mm

Rolex Daytona 116515LN-0014: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Cosmograph Daytona Everose / Cerachrom / Ivory / Oysterflex

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Rolex 116515LN-0014
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

116515LN-0014

Movement

Rolex caliber 4130 Hours, Minutes, Small Seconds | Chronograph, Column wheel | Chronometer

The Heritage

The Rolex Daytona 116515LN-0014 Cosmograph in Everose gold features a 40 mm case with black Cerachrom ceramic bezel and caliber 4130 column-wheel chronograph movement, COSC certified. The 20 mm lug width is standard for this sports chronograph model. Everose gold, patented by Rolex in 2005, combines 18-karat gold with copper for a warm tone that develops naturally over time.

FAQ

What is the lug width of the Rolex Daytona 116515LN-0014?

The lug width of the Rolex Daytona 116515LN-0014 is 20 millimetres. This measurement represents the distance between the two pins of the spring that secures the strap to the case. It is the modern Rolex standard for 40-millimetre chronographs.

Which strap is most suitable for the Rolex Daytona 116515LN-0014?

For a Daytona in Everose gold, alligator is the natural choice, in dark brown or black tones. However, shell cordovan, vegetable-tanned calf leather, and FKM rubber straps remain valid alternatives depending on your intended use and aesthetic preference.

How do I change the strap on the Rolex Daytona 116515LN-0014?

The Daytona uses a simple spring-bar mechanism within the lug system. With a flatted tool (spring bar tool), gently press inward on the small spring to release one end of the bar, then slide the strap free. Reverse the process to install the new strap. We recommend having a qualified watchmaker perform this operation to avoid scratches on the case.

Can I use an aftermarket strap on this Daytona?

Yes, any strap with a 20-millimetre lug width is compatible. The quality of the aftermarket strap depends on its manufacture and materials: first-grade alligator, vegetable-tanned calf, shell cordovan, and vulcanised rubber all guarantee longevity and aesthetics befitting the watch.

How long does a leather strap last on the Rolex Daytona 116515LN-0014?

A quality artisanal alligator or shell cordovan strap lasts 4 to 6 years under daily wear conditions. Factors such as sunlight exposure, humidity, and perspiration accelerate ageing. Periodic maintenance with natural oils and storage in a dry environment extend durability. Casati Milano offers an 18-month guarantee against 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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By appointment only · Milan

The atelier's website: casatimilano.com