Expanding the Black Bay GMT collection; the 2023 Black Bay GMT adds a stunning domed opaline dial with a galvanic finish in contrast to the burgundy and blue 24 hour graduated anodised aluminium bezel. The 41mm stainless steel case and riveted 3-link bracelet combination returns. The self-winding Manufacture Calibre MT5652 driving this timepiece is COSC certified for chronometer performance and has a power reserve of approximately 70 hours. The reference is waterproof to 200 metres (660ft) and benefits from the five-year Tudor International Guarantee.