caliber 1904-PS MC self-winding movement with calendar aperture at 3 o'clock and small seconds counter at 6 o'clock
openworked dial with white mother-of-pearl off-centred disc and small seconds counter
HUB1213 self-winding movement
sapphire dial with satin-finished rhodium-plated appliques
steel interchangeable deployant buckle
Breitling Navitimer 1 Chronograph 41 Watch - Steel Case - Mercury Silver Dial - Black Leather Strap - A13324121G1X2 Galactic caliber 1904-PS MC self-winding movement41. 00 mm steel case, 14. 44 mm thick, non screw locked crown with two gaskets, bidirectional bezel with slide rule, cambered sapphire crystal with glareproof treatment on both sides, mercury silver dial, Breitling 13 self winding movement with date in dial aperture and chronograph function, approximately 48 hours of power reserve, black leather strap, tang buckle. Water resistant to 3 bars.