Rolex · Day-Date 36
Strap for Day-Date 36 Yellow Gold Diamonds / President / Lavender Jade Carousel
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 Day-Date 36 118388-0161
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 Day-Date 36 118388-0161, seen from the bench
Frequently asked questions
What is the lug width of the Rolex Day-Date 36 118388-0161?
The Rolex Day-Date 36 118388-0161 features a standard lug width of 20 mm. This measurement refers to the internal distance between the lugs, taken at the base of the case with a calliper. Any aftermarket strap with straight ends in 20 mm width is compatible without modification.
What is the best strap for the Rolex Day-Date 36 118388-0161?
For an 18-carat yellow gold case such as that of the Day-Date 36, the most appropriate materials are Louisiana alligator in cognac or burgundy tones and box-calf leather with vegetable tanning. Both develop an authentic patina over time and pair cohesively with gold. For more casual or sporting contexts, vulcanised FKM rubber is a practical and long-lasting alternative.
How do you change the strap on a Rolex Day-Date 36?
The strap on the Rolex Day-Date 36 is removed using a dedicated spring bar tool or a precision screwdriver to release the spring bars connecting the strap to the lugs. It is advisable to work on a soft mat to avoid scratching the gold case. The operation takes approximately two minutes and requires no specialist watchmaking assistance.
Are there aftermarket straps compatible with the Rolex Day-Date 36 118388-0161?
Yes. Any strap with a 20 mm lug width and straight ends is compatible with the Rolex Day-Date 36 118388-0161. Milano Straps offers a curated selection of handcrafted straps in alligator, calf leather, shell cordovan and rubber, manufactured to precise dimensions for an optimal fit without any alteration to the original lugs.
How long does a leather strap last on a Rolex Day-Date 36?
The lifespan of a leather strap depends on the quality of the hide, frequency of use, and exposure to perspiration and environmental conditions. A high-quality alligator or shell cordovan strap with vegetable tanning can last between three and seven years with standard care: avoiding prolonged water contact, rotating between multiple straps, and applying a neutral leather conditioner periodically will significantly extend the life of the piece.
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

