Tudor Black Bay One 39 S&G

Tudor Black Bay One 39 S&G, reference M79663-0008, has a 39mm steel case with polished and satin finish. The case stands 12mm thick and carries a 21mm lug width, with a fixed steel bezel capped in yellow gold. A flat sapphire crystal covers the champagne dial, which is set with diamonds at the hour markers and shows luminous hands and indices with a central seconds hand. The self-winding calibre MT5602 is a chronometer movement with a power reserve of approximately 70 hours. A screw-down crown, steel with a yellow gold cap, secures the case. The bracelet combines steel and gold links and closes with a steel and gold folding clasp. Tudor rates the case to 100 metres of water resistance.