46.00 mm steel case, 15.00 mm thick, screw-locked crown with two gaskets, unidirectional ratcheted bezel, cambered sapphire crystal with glareproof treatment on both sides, gun blue dial, Breitling B20 selfwinding movement with calendar via dial aperture, approximately 70 hours of power reserve, blue rubber aero classic strap, pushbutton folding buckle. Water resistant to 200 m (660 ft).