Tudor Black Bay One 31 S&G

The Black Bay One 31 S&G (ref. M79603-0002) has a 31mm steel case, 9.5mm thick, fitted with a fixed bezel in solid yellow gold and a sapphire crystal. The silver dial is paired with luminous hands and markers, and water resistance is rated to 100 metres. Inside is the Tudor Manufacture Calibre MT5201, an automatic movement with COSC chronometer certification and a 50-hour power reserve. The bracelet combines steel and solid yellow gold centre links, closed by a "T-fit" folding clasp with safety catch and a solid yellow gold logo on the catch.