Omega · De Ville
Strap for De Ville Co-Axial 38.7 Big Date Stainless Steel / Silver / José Malhoa
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 De Ville 4849.40.32
Selected for the 20 mm lug width · workshop selection
Black Alligator Strap with Light Blue Edges€149
Red Alligator Strap Water Resistant€195
Green Rubberized Alligator Strap with Ecru Tribal Stitching€149
Hammered Calfskin Strap Light Blue€98
Vintage Olive Green Calf Leather Watch Strap€80
The De Ville 4849.40.32, seen from the bench
Frequently asked questions
What is the exact lug width of the Omega De Ville 4849.40.32?
The lug width of the De Ville 4849.40.32 is 20mm. This measurement represents the distance between the two case attachment pins and determines strap compatibility. Verifying this measurement is essential before purchasing an aftermarket strap to ensure proper fitting.
What is the best strap material for the Omega De Ville 4849.40.32?
For a dress watch like the De Ville 4849.40.32, alligator remains the most coherent choice: it offers an exceptionally fine grain that enhances the formal elegance of the case. Shell cordovan represents the premium alternative for those seeking a dense leather with evolved patina. Vegetable-tanned calf is the contemporary solution if you desire authenticity and character. It depends on frequency of use and your typical wearing context.
How do you change the strap on the Omega De Ville 4849.40.32?
To change the strap you will need a spring bar tool. Position the watch on a stable surface, identify the attachment pin on the upper part of the lug, insert the tool from the bottom and gently lift the pin until it is released from the lug slot. Repeat on the other side. Next, insert the new pins into the strap and secure them to the case lugs. If you are unsure, we recommend having the operation performed by a professional watchmaker.
Are 20mm aftermarket straps compatible with the De Ville 4849.40.32?
Yes, any strap with a 20mm attachment is compatible with the Omega De Ville 4849.40.32, provided the attachment pins are standard. Milano Straps offers a complete collection of 20mm straps in various materials and colors, customizable to perfectly match the case proportions and your aesthetic preferences.
How long does a leather strap last on the Omega De Ville 4849.40.32?
The lifespan of a leather strap depends on the material and usage. Quality alligator offers a longevity of 3-5 years with regular use and proper care; shell cordovan can exceed 5-7 years thanks to the density of the leather. Calf leather tends to have a slightly shorter lifespan (2-4 years). Frequency of wear, sun exposure, and humidity significantly affect useful life. Milano Straps guarantees 18 months on artisanal straps crafted by the Casati Milano atelier.
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

