Rolex · Datejust 36
Strap for Datejust 36 Rolesor Yellow Domed / Oyster / Brown MOP
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 116203-0149
Selected for the 20 mm lug width · workshop selection
Black Alligator Strap with Light Blue Edges€210
Black Alligator Strap with White Edges€210
Millenium Cognac Alligator Strap€270
Matte Blue Alligator Strap€270
Green Rubberized Alligator Strap with Ecru Tribal Stitching€185
The Datejust 36 116203-0149, seen from the bench
Frequently asked questions
What is the lug width of the Rolex Datejust 36 116203-0149?
The lug width of the Rolex Datejust 36 116203-0149 is precisely 20 millimetres. This measurement represents the space between the two lugs of the case where the strap attaches. Accurate measurement of the lug width is essential before purchase to ensure proper compatibility and perfect fitting without mechanical stress on the case.
Which leather strap is best suited for the bicolour Datejust 36 116203-0149?
For the Datejust 36 116203-0149 with bicolour case (yellow gold and stainless steel) and mother-of-pearl dial, dark brown alligator or vegetable-tanned calf leather represent optimal choices. Alligator provides superior durability and natural patina development, whilst Italian calf offers visible ageing and soft texture. Both materials enhance the mother-of-pearl without competing aesthetically with the case.
How do you change the strap on a Rolex Datejust 36?
Changing the strap on a Rolex Datejust 36 requires a spring bar tool (small screwdriver with fine flat blade). Position the watch case-side down, locate the release hole at the lug, insert the blade into the hole and apply gentle downward pressure until you hear the spring bar release. Repeat the procedure at the opposite lug. The procedure is straightforward, but if inexperienced, consult an authorised service centre.
Is an aftermarket strap compatible with the Rolex Datejust 36 116203-0149?
Yes, any quality strap with 20mm lug width is mechanically compatible with the Datejust 36 116203-0149. However, aesthetic compatibility is equally important: a formal Datejust requires premium leather straps (alligator, calf, shell cordovan) or high-end fabrics—not budget synthetic options that would compromise the dress-watch identity of the timepiece.
How long does a genuine leather strap last on a Rolex Datejust 36?
The lifespan of a genuine leather strap depends on frequency of use, climate conditions and tanning quality. With natural vegetable tanning and proper care (avoid frequent water exposure, apply conditioning cream 1–2 times annually), alligator or Italian calf leather straps typically last 5–7 years of daily wear. Shell cordovan, due to its crystalline density, can reach 10 years. Our straps include an 18-month warranty against manufacturing defects.
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

