Blancpain · Léman

Strap for Léman Réveil GMT Titanium / Red Gold / Black / Rubber

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
Reference2041-12A30-64B
FamilyLéman
MovementBlancpain caliber 1241 hours, minutes, small seconds, Additional 24 hours Hand (adjustable) | date | alarm | power reserve indicator
CaseTitanium, Red 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 Léman 2041-12A30-64B

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Léman 2041-12A30-64B, seen from the bench

The Blancpain Léman 2041-12A30-64B is the contemporary evolution of a line born in 1968, combining sportiness and elegance without compromise. This model features a two-tone titanium and 18k rose gold case at 40 mm diameter, paired with the automatic Blancpain 1241 caliber offering hours, minutes, small seconds, 24-hour GMT, date, power reserve indicator, and alarm function. The 22 mm lug width accommodates compatible straps, while the case provides 300 meters water resistance with anti-reflective sapphire crystal and screw-down crown.

Frequently asked questions

What is the lug width of the Blancpain Léman 2041-12A30-64B?

The lug width of this model is 22 millimetres. It is measured between the spring bar pins (lugs) where the strap attaches to the case, from the inside of one upper lug to the inside of the other, running parallel. It is essential to verify this measurement before purchasing an aftermarket strap to ensure perfect compatibility.

Which type of strap pairs best with the bicolour Blancpain Léman in titanium and rose gold?

For the bicolour Léman, a strap in vegetable-tanned Tuscan leather in tobacco or cognac tones creates visual harmony with rose gold whilst maintaining sportiness. Black alligator delivers formality and versatility. Bordeaux shell cordovan emphasises luxury. Your choice depends on intended use: versatile daily wear, business, or pure elegance.

How do I change the strap on a Blancpain Léman 2041-12A30-64B?

The strap is replaced by releasing the spring bar pins positioned beneath the case. Use a specialist spud tool (thin flat screwdriver) to compress the spring, extract the pin and remove the old strap. Align the new strap to the lugs, reinsert the pin whilst compressing the spring until it clicks into place. Perform this operation with care to avoid scratching the bicolour case.

Can I use compatible aftermarket straps with the Blancpain Léman 2041-12A30-64B?

Yes, provided they are specifically sized for 22mm lug width. Artisanal straps in leather, alligator, shell cordovan or technical materials are entirely compatible, as long as the spring bar pins conform. Milano Straps offers bespoke straps in consultation with Casati Milano, guaranteed for 18 months against manufacturing defects.

How long does a leather strap last on a Blancpain Léman?

Durability depends on the material and daily use. A Tuscan vegetable-tanned leather strap lasts 3 to 5 years with moderate wear, developing a prized patina. Alligator guarantees 5-7 years. Shell cordovan reaches 7 years. Primary wear concerns the deployment clasp and the bending area at the lugs. Storage and rotation between straps extend longevity. Avoid extreme humidity and direct heat.

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