Tudor Black Bay One 36 S&G

Tudor's Black Bay One 36 S&G, reference M79643-0005, has a 36 mm steel case. The case is 10.5 mm thick, with a 19 mm lug width. A flat sapphire crystal covers the champagne dial. The movement is the self-winding Manufacture Calibre MT5400, a chronometer with a power reserve of approximately 70 hours. The bezel is fixed, in steel with a yellow gold cap, and the crown is screw-down. A steel and gold bracelet is fitted, with a folding clasp in steel and gold. Tudor rates the case to 100 metres.