Rolex · Datejust 41
Strap for Datejust 41 Rolesor Everose - Fluted / Oyster / Silver - Fluted
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 126331-0017
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 126331-0017, seen from the bench
Frequently asked questions
What is the lug width of the Rolex Datejust 41 126331-0017?
The lug width is 21 mm. This measurement characterises modern generation Datejust 41 models and post-2020 Submariner 41 references. Correct measurement is critical: calculate the distance between the case lugs (the metal pins around which the strap wraps). Use a digital calliper to verify compatibility before purchasing any aftermarket strap.
Which strap is most suitable for the Datejust 41 126331-0017?
For this two-tone reference (Everose and stainless steel), we recommend African alligator in chocolate brown—it enhances the rose gold warmth whilst maintaining formal elegance. Alternatively, vegetable-tanned calf in black or dark grey for sober contrast, or shell cordovan for superior durability. Vulcanised rubber in anthracite grey remains ideal for sports use without aesthetic compromise.
How do I change the strap on a Rolex Datejust 41 126331-0017?
Strap removal requires extraction of the case lugs using a small tool (pin pusher). Insert the pin into the case hole applying light, consistent pressure until you hear a click. Once the pin is extracted, the old strap loosens. Align the new strap's holes with the case and reinsert the pin until the second click. If uncertain, consult a watchmaker: the process is straightforward but demands precision.
Is an aftermarket strap compatible with the Rolex Datejust 41 126331-0017?
Yes, provided it respects the 21 mm lug width. Non-Rolex original straps are mechanically compatible; the Datejust 41 has no proprietary locking mechanisms. Quality depends on the manufacturer: artisanal leather straps in genuine materials (alligator, calf, cordovan) guarantee performance and longevity. Avoid synthetic materials or low-grade adhesives.
How long does a leather strap last on a Datejust 41 126331-0017?
Lifespan varies based on material, usage and maintenance. African alligator typically lasts 4–6 years with moderate daily wear. Vegetable-tanned calf lasts 2–4 years as it absorbs moisture and ages faster. Shell cordovan exceeds 7–8 years thanks to natural density. Vulcanised rubber persists 5–7 years. Maintenance—drying after water contact, storing in dry conditions—significantly extends useful life.
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

