Rolex · Datejust 41
Strap for Datejust 41 Rolesor Everose Fluted / Jubilee / Sundust
Takes 21 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Datejust 41 126331-0010
Selected for the 21 mm lug width · workshop selection
Red Alligator Strap Water Resistant€270
Millennium Green Alligator Strap€270
Millenium Cognac Alligator Strap€270
Matte Blue Alligator Strap€270
Hammered Calfskin Watch Strap Green with Ecru Stitching€98
The Datejust 41 126331-0010, seen from the bench
Frequently asked questions
What is the lug width of the Rolex Datejust 41 126331-0010?
The lug width of the Rolex Datejust 41 126331-0010 is 21.00mm. This measurement is the standard for the contemporary Datejust 41 variants and represents the precise distance between the attachment pins on the case. To verify it, remove the current strap and measure the distance between the two holes on the case. Ensure you order straps compatible with 21mm lug width.
What is the best strap material for a Rolex Datejust 41 126331-0010?
For a Datejust 41 in two-tone (Everose and stainless steel), alligator remains the most formal and sophisticated choice. The natural texture of the leather conveys sobriety and does not compete with the case. For daily versatility, vegetable-tanned calfskin develops a controlled patina over time. For a surprising choice, shell cordovan develops a profound natural lustre, almost ceramic in quality. Rubber or NATO fabric are legitimate options for intensive use, transforming the watch into a pure tool.
How do you change the strap on a Rolex Datejust 41 126331-0010?
To change the strap, you need a spring bar removal tool (pin remover). Position the watch on a stable base, locate the attachment pin on one side of the case, insert the tip of the tool into the hole and gently push the pin upward. Repeat on the other side. Once the pins are extracted, the old strap comes free easily. To install the new strap, align the holes with the pins, insert the first pin from one side and then the other, ensuring both snap into position securely.
Can you fit an aftermarket compatible strap to a Rolex Datejust 41 126331-0010?
Yes, it is entirely possible and common practice. Any strap with 21mm lug width is mechanically compatible with the Datejust 41 126331-0010. Quality aftermarket straps, such as those handcrafted in alligator, calfskin or shell cordovan, allow you to vary the style and versatility of the watch. The essential point is to verify that the lug width is exactly 21mm and that the quality of craftsmanship is proportionate to the value of the watch.
How long does a natural leather strap last on a Rolex Datejust 41?
A quality natural leather strap, with appropriate maintenance, typically lasts 3-5 years of daily wear. Longevity depends on humidity, frequency of use, sun exposure and the type of tanning process. Alligator tends to last longer thanks to its natural density; calfskin may require reconditioning after 2-3 years. Shell cordovan is renowned for exceptional longevity, exceeding 5-7 years. Proper maintenance—quick drying after exposure to water, avoiding prolonged sweat exposure—significantly extends the life of the strap.
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.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only

