Blancpain Fifty Fathoms Automatique

Blancpain's Fifty Fathoms Automatique 5010 36B40 NAOA is a dive watch with a 42.3 mm red gold case. The case measures 14.3 mm thick, with a lug width of 21.5 mm. A unidirectional rotating bezel surrounds the sunburst blue dial, which sits under a sapphire crystal. Inside is the self-winding calibre 1315, offering a power reserve of 120 hours. The movement drives a central seconds hand and a date function, both set against the blue dial. The watch is fitted with a NATO textile strap and closes with a pin buckle. Blancpain rates the case to a water resistance of 300 metres.