Tudor, HERITAGE CHRONO series, model: 20310, automatic mechanical, unisex, 41mm in diameter, highly distinctive, chronograph and calendar. This color combination is extremely hard to find! The original factory is set with nearly a hundred top-quality VVS clarity and natural real diamonds! The original set diamonds shine brilliantly in the light! A complete set of blank date cards! The condition can basically be recharged as new! Wear it only once! The feeling of holding a Daytona in hand!