Bell & Ross · BR-03

Strap for BR 03-92 Diver Burgundy Bronze / Japan

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

Lug width20 mm
Case diameter42 mm
ReferenceBR0392-D-RD-BR/SCA
FamilyBR-03
MovementBell & Ross caliber BR-CAL.302 hours, minutes, seconds | date
Year2020
CaseBronze

Spring bar

Swiss Standard universal spring bars

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

Straps for the BR-03 BR0392-D-RD-BR/SCA

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The BR-03 BR0392-D-RD-BR/SCA, seen from the bench

The BR-03 represents Bell & Ross' square watch collection inspired by aeronautical cockpit instruments. It features the BR-CAL.302 caliber with hours, minutes, seconds and date indication. The case showcases the brand's characteristic squared design with rounded corners.

Frequently asked questions

What is the lug width of the Bell & Ross BR-03 BR0392-D-RD-BR/SCA?

The lug width of the Bell & Ross BR0392-D-RD-BR/SCA is 20 mm. This dimension is determined by the proportions of the 42 mm square case and must be verified with precision before purchasing an aftermarket strap. You can measure it using a digital calliper on the internal distance between the attachment pins.

Which strap is most suitable for the Bell & Ross BR-03 BR0392-D-RD-BR/SCA?

Alligator leather in medium brown tones is the traditional choice, as the natural texture of the hide dialogues elegantly with the patina of the bronze case. Alternatively, vegetable-tanned calf leather is ideal for those preferring open grain and natural patina development. For extreme longevity, shell cordovan in deep oxblood creates a superior aesthetic and functional partnership.

How do I change the strap on the Bell & Ross BR-03 BR0392-D-RD-BR/SCA?

The BR0392-D-RD-BR/SCA uses an integrated attachment with through pins. To change the strap, you must extract the pins laterally with a spring bar tool specific to the 20 mm lug width. Visit the Casati Milano atelier for risk-free operation, or follow dedicated tutorials for Bell & Ross BR-03 models with standard pin attachments.

Is there an aftermarket strap compatible with the BR-03 BR0392-D-RD-BR/SCA?

Yes. Any strap with a 20 mm lug width is compatible with the BR0392-D-RD-BR/SCA. Milano Straps offers a dedicated collection of 20mm straps customizable in material, colour, sizing and stitching thread. For a complete bespoke experience, the Casati Milano atelier creates custom straps with direct selection of leathers.

How long does a leather strap last on the Bell & Ross BR-03?

The lifespan of a leather strap depends on material and usage patterns. Alligator and vegetable-tanned calf maintain structural integrity for 3-5 years with regular wear. Shell cordovan, thanks to material density, exceeds 7-10 years. Milano Straps offers an 18-month warranty on all artisanal straps and assistance for renewal and repairs.

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