Tudor Black Bay One 41

Tudor's Black Bay One 41, reference M79680-0004, comes in a 41mm steel case with polished and satin finish. The case measures 12.2mm thick, with a lug width of 22mm. A flat sapphire crystal covers the anthracite dial, set with 8 diamonds. Central seconds run beneath luminous hands and indices, and the screw-down crown bears the Tudor rose in relief. Inside is the manufacture calibre MT5601, a self-winding chronometer movement certified by COSC with approximately 70 hours of power reserve. The watch is fitted to a steel bracelet with a T-fit folding clasp and safety catch. Thanks to that screw-down crown, the case stays water resistant to a depth of 100 metres.