Bell & Ross · BR-03

Strap for BR 03-94 Black Matte

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
ReferenceBR0394-BL-CE
FamilyBR-03
MovementBell & Ross caliber BR-CAL.301 hours, minutes, small seconds | date | Chronograph
Year2015
CaseCeramic, Stainless Steel

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 BR0394-BL-CE

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The BR-03 BR0394-BL-CE, seen from the bench

The BR-03 belongs to the square watch collection of Bell & Ross, characterized by a design inspired by aeronautical instruments. It is equipped with the BR-CAL.301 caliber with hour, minute, small seconds, date and chronograph functions. The square case features rounded corners and a crown positioned at 3 o'clock.

Frequently asked questions

What is the lug width of the Bell & Ross BR-03 BR0394-BL-CE?

The lug width is 20mm. This measurement is precisely calibrated to the proportions of the 42mm square case. Always ensure the strap's lug width matches perfectly with no lateral play.

Which strap is best suited for the Bell & Ross BR0394-BL-CE?

For this ceramic and stainless steel case, alligator leather in vegetable tanning (brown, bordeaux) or vegetable-tanned calf leather maintain aesthetic equilibrium. For pure sportiness, canvas NATO or black rubber straps align with the watch's aviation heritage.

How do I change the strap on the BR-03 BR0394-BL-CE?

Place the watch on a protective pad. Use a spring bar tool to gently compress the pin and relieve tension. Extract the pin, remove the old strap, insert the new one, and reinsert the pin with uniform pressure.

Are aftermarket straps compatible with the Bell & Ross BR-03?

Yes, provided the lug width is precisely 20mm. Verify that the lug shaping accommodates the square case geometry. MilanoStraps offers a curated selection of 20mm straps tested for this model.

How long does a leather strap last on this watch?

A high-quality alligator or vegetable-tanned calf strap, with regular care, lasts 3–5 years. Prolonged exposure to humidity, perspiration, and sunlight accelerates ageing. Rubber, conversely, maintains mechanical integrity for 7–10 years.

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.

Request an appointment →

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