Rolex · Datejust 41
Strap for Datejust 41 Rolesor Everose Fluted / Jubilee / Slate - Roman
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 126331-0016
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 126331-0016, seen from the bench
Frequently asked questions
What is the lug width of the Rolex Datejust 41 126331-0016?
The Rolex Datejust 41 with reference 126331-0016 features a 21mm lug width. This measurement is the standard for 41mm cases and is critical for proper strap installation. Precise measurement between the internal lug attachments ensures perfect compatibility.
Which strap is recommended for the bimetallic Datejust 41?
For a Datejust 41 in Everose and stainless steel, black or dark brown alligator is the canonical choice. An elegant alternative is shell cordovan in cognac tone, which naturally dialogues with rose gold. Crust calf leather permits bolder chromatic interplay. Vulcanised rubber remains ideal for casual wear without style compromise.
How do you change the strap on a Rolex Datejust 41?
Strap replacement requires a specialised spring bar tool. Position yourself at the rear of the case, locate the spring bar mechanism, gently depress the tool to release the spring bar, extract it and repeat on the opposite side. Install the new strap by reversing the procedure. We recommend this operation by an expert if inexperienced, to avoid case scratches.
Is an aftermarket strap compatible with the 126331-0016?
Yes, any strap with a 21mm lug width is compatible with the Datejust 41 126331-0016. However, it is essential to verify the exact width: a deviation of 0.5mm generates friction and accelerated wear. A bespoke strap from an artisan guarantees precise geometry and controlled materials, preventing case damage.
How long does a leather strap last on a watch like the Datejust 41?
A quality alligator strap, with average daily wear, lasts 3-5 years before requiring maintenance or replacement. Shell cordovan, being more durable, extends to 5-7 years. Durability depends on exposure to humidity, perspiration and temperature fluctuations. Regular maintenance (cleaning and leather conditioning) significantly extends strap 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

