Bell & Ross Watch BR 03 92 Auto Ceramic Black. The BR 03 instrument watch is not exclusively reserved for professional users and has become an iconic watch for numerous collectors. Fitted with a high quality Swiss movement, this Bell & Ross instrument watch designed for professionals asserts its utilitarian and functional purpose by embodying four fundamental principles, legibility, functionality, precision, and reliability. It is 42 mm diameter and adapts to all sizes. This new ceramic model once again emphasizes the Bell & Ross brands pioneering vision. By associating a high tech material with fine craftsmanship, Bell & Ross has created a new instrument with innovative properties. The BR 03 is an icon that pushes the boundaries of resistance over time.