42.00 mm stainless steel case, 13.65 mm thick, transparent sapphire crystal back, non screw-locked crown with two gaskets, cambered sapphire crystal with glareproof treatment on both sides, blue dial, Breitling 01 (Manufacture) self-winding movement, approximately approx. 70 hrs of power reserve, metal bracelet. Water resistant to 100 m (330 ft).