Blancpain Fifty Fathoms Automatique

Blancpain's Fifty Fathoms Automatique, reference 5010 1130 B52B, is a dive watch with a 42.3 mm steel case. The case measures 14.3 mm thick, with a lug width of 21.5 mm. A sunburst black dial sits under a sapphire crystal and carries a date display and central seconds. The unidirectional rotating bezel is finished with a sapphire insert for tracking elapsed time underwater. Inside is the self-winding calibre 1315, which stores a 120 hour power reserve. The watch is fitted to a sail-canvas strap secured by a folding clasp. It stays water resistant to a depth of 300 metres.