The latest timepiece to join the iconic Black Bay Fifty-Eight collection, this TUDOR Black Bay Fifty-Eight Navy Blue Automatic Fabric Men\'s Watch showcases a striking all-blue aesthetic and retains all the same iconic detailing of the brand\'s diving watches from the 1950s. The perfect example of a modern update without losing any vintage or heritage charm. At A Glance  Presented on a blue fabric strap with buckle fastening 39mm steel polished and satin case size 200m waterproof Striking all-blue navy domed dial and unidirectional rotating bezel Index hour markers with iconic snowflake hands Large steel screw-down winding crown Scratch resistant domed sapphire crystal glass Powered by the in-house Manufacture Calibre MT5402 (COSC) Self-winding mechanical movement with bidirectional rotor system Power reserve of 70 hours Officially certified as a chronometer by the Swiss Official Chronometer Testing Institute (COSC)