Superocean Heritage watch, 42 MM, Self-winding mechanical. Calibre Breitling B 20.Stainless Steel / 18K Red Gold Case with Transparent sapphire crystal caseback. Approximately 70 hours power reserve. Vibrations 28,800 v.p.h with 28 jewels.Unidirectional, ratcheted. Screw-locked, two gaskets.Cambered sapphire crystal, glareproofed on both sides. Black Dial -Black Rubber Strap with Buckle.