Rolex · Datejust 36
Strap for Datejust 36 Everose Strap Ivory Roman
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 Datejust 36 116135-0044
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 Datejust 36 116135-0044, seen from the bench
Frequently asked questions
What lug width does the Rolex Datejust 36 reference 116135-0044 feature?
The Rolex Datejust 36 reference 116135-0044 features a lug width of 20 millimetres, the standard for all Datejust models fitted with a 36mm case. This dimension is engineered to achieve ideal proportional balance between case width and strap width, maintaining both aesthetic harmony and uniform mechanical wear. Correct measurement is performed by positioning a digital calliper on the inner surface of the spring bar attachment, excluding any protective gaskets or pads.
What is the best strap material for the Datejust 36 in rose gold, reference 116135-0044?
For the 116135-0044 in rose gold, cognac alligator crafted using vegetable tanning represents the most aristocratic choice: the draped texture exalts the warm tonality of the precious metal, whilst natural patina amplifies chromatic harmony over time. Alternatively, glossy black calf with cream stitching offers formal contrast without competing visually with the case. Natural rubber remains a contemporary option for summer sportive contexts. All materials must present a minimum thickness of 3.5–4 millimetres at the lug attachment to prevent mechanical play.
How do you change the strap on a Rolex Datejust 36?
Changing the strap on your Datejust 36 reference 116135-0044 requires a specialised spring bar tool. Position the watch on a protective cushion, locate the apertures on the spring bar, insert the lever into the hole facing the caseback, and gently push to extract the bar. Repeat on the opposite side. Subsequently, insert the new spring bar by aligning the pins with the case apertures, applying uniform pressure until it clicks into position. We recommend entrusting this operation to a professional to prevent damage to the Paraflex bearings.
Is an aftermarket strap compatible with the Rolex Datejust 36 reference 116135-0044?
Yes, any strap featuring a 20-millimetre lug width is mechanically compatible. However, construction quality and material selection determine durability and aesthetic harmony. We recommend artisanal straps such as those offered by milanostraps.it for the Datejust 36: crafted with carefully selected leathers (alligator, calf, vegetable-tanned) and fitted with rose gold deployante clasps, they maintain the quality standards of the case. Avoid synthetic or budget-grade closures, which compromise daily wear experience.
What is the lifespan of a leather strap on a Datejust 36?
A high-quality natural leather strap, worn daily on a Rolex Datejust 36 reference 116135-0044, retains functionality and aesthetic appeal for approximately 3–5 years on average. Longevity depends on intensity of use, moisture exposure, and periodic maintenance routines. Vegetable-tanned alligator tends to outlast calf, developing character with age. The 18-month warranty offered by Casati Milano covers manufacturing defects; natural leather wear remains subject to individual maintenance practices. We recommend rotating multiple straps to redistribute pressure and extend useful 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

