Tudor Pelagos, Titanium Black Dial Diver 42MM Watch 25500TNDESCRIPTION Serious divers across the world rejoiced when the 25500TN from Tudor was launched at Baselworld 2012. The 25500TN represented a basic, no frills approach a diver watch that focused on function with a restrained vintage design. The 25500TN comes with a titanium case, that is 42mm in diameter and 15mm thick with a sapphire crystal, a screw down crown and a closed case back. It comes with a unidirectional, 60 minute graduated titanium bezel