Rolex · Cellini
Strap for Cellini Date Everose / Black / Alligator
Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Cellini 50515-0011
Selected for the 20 mm lug width · workshop selection
Matte Dark Gray Alligator Strap€195
Black Alligator Strap with Light Red Edging€149
Vintage Alligator Strap Cognac€195
Hammered Pink Strap with Ecru Stitching€98
Vintage Brown Calfskin Strap — Natural Patina€98
The Cellini 50515-0011, seen from the bench
Frequently asked questions
What is the exact lug width of the Rolex Cellini 50515-0011?
The lug width of the Rolex Cellini 50515-0011 is precisely 20 millimetres. This measurement is essential for selecting a compatible strap. It is measured between the inner shoulders of the case where the strap sits.
What is the best strap material for the Cellini 50515-0011 in rose gold?
Alligator is the natural choice for the Cellini 50515-0011. Its regular texture and flexibility convey elegance without competing visually with the rose gold case. Cognac brown or dark brown shades pair naturally with rose gold, developing parallel patina over time. Alternative: shell cordovan in burgundy for those desiring a lustrous and dramatic surface.
How do I safely change the strap on my Rolex Cellini 50515-0011?
Strap replacement requires specific tools: a spring bar tool and a clean, well-lit work area. Position yourself in front of a mirror, lift the current strap and locate the space between lug and case. Use the spring bar tool to compress the internal spring and slide out the old strap. Repeat on the other side. Insert the new strap, aligning it with the lugs, and allow the spring bar to reposition itself. If inexperienced, a certified watchmaker is your safest partner.
Is an aftermarket strap with 20mm lug width compatible with all Rolex watches with this width?
Yes, a strap in 20mm lug width is universally compatible with all Rolex watches (and other brands) sharing the same lug width. However, material and colour selection depends on the proportions and tone of the case itself. For a rose gold Cellini, we recommend materials that enhance its precious and warm character.
How long does a natural leather strap such as alligator last?
A high-quality artisanal alligator strap, with conscious maintenance (protection from excessive moisture, drying after water contact, conditioning with specialist cream 2–3 times yearly), maintains structural integrity for 3–5 years of daily wear. Patina and colour evolve naturally, creating a unique visual narrative. Vegetable-tanned straps may last longer owing to the robustness of the tanning method, though they develop more pronounced patina.
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

