Omega · De Ville
Strap for De Ville Master Chronometer Stainless Steel / Silver / Bracelet
Takes 19 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
The De Ville 434.10.40.20.06.001 (aka: 43410402006001), seen from the bench
Frequently asked questions
What is the exact lug width of the Omega De Ville 434.10.40.20.06.001?
The lug width is 19.00 mm. This dimension is specific to the model and maintains the harmonious proportions between the 40 mm case and the strap. Always verify the measurement between the lugs to ensure compatibility.
Which strap is best for the Omega De Ville 434.10.40.20.06.001?
An alligator strap with vegetable tanning in chocolate brown or burgundy tones amplifies the classic elegance of the De Ville. For everyday use, shell cordovan offers durability and deep patina development. Italian calf leather is ideal if you prefer a contemporary approach with uniform texture and wrist comfort.
How do you change the strap on this Omega?
Use a spring bar tool to gently lift the pin on both sides of the lug. Position the new 19mm strap and reinsert the pins until they click into place. Avoid excessive force to prevent damage to the case.
Are aftermarket straps compatible with the De Ville 434.10.40.20.06.001?
Yes, provided the lug width is exactly 19.00 mm. Quality artisanal straps, such as those offered by milanostraps.it, guarantee precise compatibility, often with the option to customize length, leather, and stitching details.
What is the average lifespan of a leather strap for this watch?
A quality leather strap, with vegetable tanning or shell cordovan, lasts on average 3-5 years under regular use conditions. Lifespan depends on frequency of use, humidity exposure, and care. Casati Milano artisanal straps include an 18-month warranty and age well with natural leather patination.
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

