Oris a bronze and stainless steel automatic diver's watch with date ref 7720-31 case 3487570 no 1950/2000 Carl Brashear limited edition recent, Cal. 733 automatic winding movement with 38 hour power, blue dial with luminous dagger, dot, baton indexes and hands, sweep centre seconds, date aperture at 6, rotating bezel calibrated to 60 units, bronze case, stainless steel case back, case, dial and movement signed, with an Oris bronze buckle, diameter 42 mm. Accompanied by an Oris box, additional steel buckle, guarantee card dated 2016 and booklet