The bell ross br01 pro titanium has a self winding eta 2894 chronograph caliber whose functions include a 30 minute and 12 hour counter in addition to continuous small seconds and a rapidly adjustable date display the timepiece is fitted with a bell ross rubber strap with a broad titanium tang buckle like the other models of br instrument collection the bell ross br01 water resistant to 100 meters and an anti glare treated sapphire crystal