The Black Bay Chrono S&G builds on the impressive Black Bay Chrono collection with a new champagne dial with contrasting black sub dials. The 41mm stainless steel case features both a polished and satin-brushed finish and is paired with a black fabric strap with steel buckle. The fixed tachometric scale bezel in yellow gold has a matt-black aluminium insert as compliments the black sub dials. The self-winding Manufacture Calibre MT5813 driving this timepiece is COSC certified for chronometer performance and has a 70 hour power reserve. The reference is waterproof to 200 metres (660ft) and benefits from the five-year Tudor International Guarantee.