Rolex · Datejust 41
Strap for Datejust 41 Rolesor Everose Fluted / Oyster / Sundust - Diamond
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 126331-0007
Selected for the 21 mm lug width · workshop selection
Red Alligator Strap Water Resistant€195
Matte Dark Brown Alligator Strap€195
Matte Grey Alligator Strap€195
Hammered calfskin strap in cuoio€98
Grey Hammered Leather Strap with Ecru Stitching€98
The Datejust 41 126331-0007, seen from the bench
Frequently asked questions
What is the lug width of the Rolex Datejust 41 reference 126331-0007?
The lug width of the Rolex Datejust 41 reference 126331-0007 is 21 millimetres. This dimension is specific to the 41mm case and represents the distance between the two strap attachment pins. Verify with a digital calliper to ensure complete compatibility with aftermarket straps.
Which strap material best suits the two-tone Datejust 41 Everose and steel?
Alligator is the traditional choice for the two-tone Datejust 41: its natural texture does not compete visually with Everose reflections. Full-grain calf offers a more contemporary and versatile alternative. Shell cordovan represents a refined solution that develops stratified patina over time, transitioning from burgundy to deep brown.
How do you change the strap on the Rolex Datejust 41 126331-0007?
The Datejust 41 strap is replaced by removing the pins with a spring bar tool. Position the watch face-down, insert the tool into the lateral slots beneath the lugs, and gently lever to release the pins. Remove the old strap, insert the pins into the new strap, and repeat the operation symmetrically on the opposite side. This procedure is recommended through an official Rolex centre or qualified watchmakers.
Are straps compatible with 21mm lug width truly interchangeable with the Datejust 41?
Yes, any strap with 21mm lug width is compatible with the Datejust 41 provided the pins are of identical section—diameter and length must match precisely. Ensure the artisan-crafted strap was manufactured with exacting tolerances: even 0.5mm error causes visible misalignment and potential damage to case lugs.
What is the average lifespan of a natural leather strap on a Rolex Datejust 41?
A quality artisan alligator strap lasts 4–6 years with moderate daily wear. Shell cordovan, owing to superior fibre density, achieves 6–8 years. Calf leather, being more delicate, shows visible wear within 3–4 years. Durability depends on ambient humidity, frequency of wear, and maintenance: regular cleaning and annual conditioning significantly extend 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.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only

