Blancpain · Le Brassus

Strap for Le Brassus Carrousel Repetition Minutes Red Gold

Takes 23 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width23 mm
Case diameter45 mm
Reference00235-3631-55B
FamilyLe Brassus
MovementBlancpain caliber 235 Hours, Minutes | Minute Repeater | Carrousel
CaseRed Gold

Spring bar

Swiss Standard universal spring bars

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

The Le Brassus 00235-3631-55B, seen from the bench

The Blancpain Le Brassus Carrousel Repetition Minutes 00235-3631-55B is a masterpiece of Swiss luxury watchmaking, featuring the Blancpain caliber 235 movement with three complications: minute repeater, carrousel, and hour-minute display. The 45mm red gold case and 23mm lug width represent precise proportions calculated for mechanical rigidity. Hand-finished details including circular graining and Côtes de Genève reflect 18th-century techniques visible through the sapphire caseback.

Frequently asked questions

What is the lug width of the Blancpain Le Brassus 00235-3631-55B?

The lug width of the Blancpain Le Brassus 00235-3631-55B is 23 millimetres. This width represents the distance between the two case lugs and is critical for ensuring proper strap compatibility. Always verify that the strap keeper adheres perfectly to the lug shoulders without lateral play.

Which strap is recommended for the Blancpain Le Brassus 00235-3631-55B?

Dark brown alligator and vegetable-tanned calf leather represent the most coherent choices given the formal character and rose gold case. Alligator offers classic haute horlogerie aesthetics, whilst vegetable-tanned calf guarantees longevity and a noble patina over time. Both materials age in a manner complementary to the warmth of the gold.

How do you correctly change the strap on a Blancpain Le Brassus?

Strap replacement requires targeted pressure on the spring bars to release the keeper. Use a dedicated spring bar tool to avoid scratches on the rose gold case. Insert the new strap by aligning the keeper to the lug shoulders, then verify there is no lateral play. This operation is recommended at an authorised service centre to protect the case.

Are there aftermarket straps compatible with the Blancpain Le Brassus 00235-3631-55B?

Yes, artisanal quality aftermarket straps with 23mm lug width are available. Milano Straps offers a selection of straps in alligator, vegetable-tanned calf and other compatible materials. The important factor is always to verify correct lug measurement and construction quality of the keeper to guarantee stability and case protection.

How long does a leather strap last on a Blancpain Le Brassus?

Longevity depends on material and frequency of use. Quality artisanal alligator lasts 5–10 years of regular wear, whilst vegetable-tanned calf can reach 8–12 years. Patina and colour change are signs of natural ageing, not deterioration. Warranty typically covers manufacturing defects for 18 months.

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