Richard Mille RM 21-01 42MM Aerodyne

The case measures 49.48 x 54.88 mm and is 17.65 mm thick. The movement is an automatic caliber RM70-01 with a power reserve of 60 hours and a precision of (-3/+3 sec/day) within COSC certification limits. The second hand has a sweep motion. The bracelet is made of rubber and is adjustable for all sizes, with a 904L stainless steel fold clasp.The dial is black with triangle indices and 904L stainless steel stick hour markers and hands. The watch has a date function and a tourbillon. It has passed the 30m water resistance test and comes with a full 2 year international warranty.