Blancpain Fifty Fathoms 70th Anniversary Act 1 Series III

Blancpain's Fifty Fathoms 70th Anniversary Act 1 Series III, reference 5010C 1130 NABA, is a dive watch with a steel case measuring 42.3 mm across. The case stands 14.3 mm thick with a lug width of 21.5 mm. A unidirectional rotating bezel surrounds the sunburst black dial, which sits under a sapphire crystal. The self-winding calibre 1315 drives the watch and stores 120 hours of power reserve. Central seconds and a date function round out the display. The watch is fitted to a NATO strap secured with a pin buckle. Blancpain rates the case to 300 metres.