Omega · De Ville

Strap for De Ville Hour Vision Co-Axial Annual Calendar Stainless Steel / Silver / Alligator

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter41 mm
Reference431.33.41.22.02.001 (aka: 43133412202001)
FamilyDe Ville
MovementOmega caliber 8601 Hours, Minutes, Seconds | Date, Annual Calendar, Month | Chronometer, Co-Axial Escapement
CaseStainless Steel

Recommended spring bar

Spring bars Omega 20mm — 1.8mm diameter

Technical match for lug width and diameter · lug 20 mm · Ø 1.8 mm

All Omega spring barsOpen →

Straps for the De Ville 431.33.41.22.02.001 (aka: 43133412202001)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The De Ville 431.33.41.22.02.001 (aka: 43133412202001), seen from the bench

The De Ville is equipped with the automatic Omega 8601 caliber with co-axial escapement and chronometer certification. It features hour, minute, second, date and annual calendar with month display. The reference 431.33.41.22.02.001 has a case of unspecified dimensions in the available technical documentation.

Frequently asked questions

What is the lug width of the Omega De Ville 431.33.41.22.02.001?

The lug width of the De Ville 431.33.41.22.02.001 is 20mm. This width is standard for medium to large-sized watches and determines compatibility with any aftermarket strap. Always verify with a digital caliper before purchasing.

Which strap material pairs best with the De Ville 431.33.41.22.02.001?

Cognac or dark brown alligator is the most aesthetically resonant choice for this model. Shell cordovan represents an alternative for those who appreciate the natural aging of leather. Vegetable-tanned calf offers chromatic versatility while maintaining craftsmanship.

How do I change the strap on my Omega De Ville 431.33.41.22.02.001?

Remove the original strap using a spring bar tool, inserting the tip under the metal pin and pushing toward the center of the case. Once the pin is extracted, the strap disengages. Insert the new strap by aligning the holes and push the pin back until you feel the click.

Are Milano Straps 20mm lugs compatible with the De Ville 431.33.41.22.02.001?

Yes, all straps with 20mm lug width are compatible. Milano Straps offers a complete range of materials (alligator, cordovan, calf, NATO) customizable in length, initials, and buckle type (tang or deployant in steel).

How long does a leather strap last on a daily-worn watch?

A quality leather strap (alligator, cordovan, calf) typically lasts 3-5 years with daily wear, depending on sun exposure, humidity, and frequency of use. Milano Straps include an 18-month warranty and can be restored at 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.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only