Blancpain · Villeret

Strap for Villeret Grande Date Red Gold / Opalin / Bracelet

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter40 mm
Reference6669-3642-MMB
FamilyVilleret
MovementBlancpain caliber 6950 hours, minutes, seconds | big date
CaseRed Gold

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Villeret 6669-3642-MMB

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Villeret 6669-3642-MMB, seen from the bench

The Blancpain Villeret 6669-3642-MMB is a 40 mm red gold case watch housing the caliber 6950 movement, entirely developed and produced in-house at Le Locle. It features hours, minutes, seconds, and large date in a window. The lug width is 22 mm, with screw attachments allowing strap customization. This timepiece embodies Blancpain's refined understatement philosophy, showcasing technical complexity without ostentation on an opaline dial.

Frequently asked questions

What is the lug width of the Blancpain Villeret 6669-3642-MMB?

The lug width of the Blancpain Villeret 6669-3642-MMB is 22 millimetres. This measurement is specific to this model and derives from the proportional design of the 40mm case. Measure the lug width correctly from the base of one lug to the other through the inner point of the case to ensure strap compatibility.

Which type of strap is best suited for the Blancpain Villeret 6669-3642-MMB?

For a Blancpain Villeret in red gold, Mississippi alligator in Havana colour (warm brown) is the ideal choice: the regular texture and natural semi-gloss of alligator leather harmonise perfectly with the softness of red gold. Excellent alternatives include vegetable-tanned calf leather (which develops patina over time) or Japanese shell cordovan for those seeking natural lustre and structural rigidity.

How do I change the strap on the Blancpain Villeret 6669-3642-MMB?

The Villeret 6669-3642-MMB features screw-down lugs, making strap replacement a precise procedure. Use a specialised spring bar tool to extract the screw pins from their holes, remove the old strap, and insert the new one, ensuring the terminal aligns perfectly with the lug. If unfamiliar with the process, consult a professional to avoid damaging the case.

Can I use an aftermarket strap compatible with the Blancpain Villeret 6669-3642-MMB?

Yes, absolutely. Quality aftermarket straps manufactured with a 22mm lug width are fully compatible with the Villeret 6669-3642-MMB. Choose brands specialising in premium leatherwork and verify that the terminals are dimensioned correctly. Artisans like Casati Milano craft custom straps that enhance the watch's character with premium finishes and materials.

How long does a leather strap last on the Blancpain Villeret 6669-3642-MMB?

The lifespan of a leather strap depends on leather quality, climate, and frequency of use. A quality alligator or cordovan can last 5-7 years with daily wear and proper maintenance (protection from saltwater and excessive perspiration). Vegetable-tanned calf develops character marks more quickly, but this is part of its aesthetic appeal. An FKM rubber strap offers superior longevity (8-10 years), ideal if you alternate the watch between formal and sporting contexts.

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