Tudor Black Bay One 31 S&G

This Tudor Black Bay One 31 S&G, reference M79613-0005, has a 31 mm steel case measuring 9.5 mm thick. The fixed bezel is solid yellow gold, set with diamonds, and the black dial carries diamond hour markers along with luminous hands and indices. A flat sapphire crystal covers the dial. Inside is the manufacture calibre MT5201, a self-winding chronometer movement with a power reserve of around 50 hours. The screw-down crown adds a measure of practicality to a dress-leaning piece. It is fitted to a steel and gold bracelet with a folding clasp in matching materials. The case is waterproof to 100 metres.