Oris BC3 Advanced, Day Date

The Oris BC3 Advanced, Day Date, reference 01 735 7641 4161-07 4 22 05, has a 42 mm steel case with 22 mm lugs and a rubber strap, rated water resistant to 100 metres. Separate day and date windows punctuate the silver dial beneath flat sapphire. Central seconds run alongside the hour and minute hands. A see-through case back gives a view of self-winding calibre 735 with its 38-hour power reserve.