Selfwinding Manufacture Calibre 4401; 4 Hz frequency. 18-carat pink gold case; black ceramic bezel; push pieces and screw-locked crown; 18-carat pink gold push piece guards; glare-proof sapphire crystal and caseback; water-resistant to 100 m. Black dial with “Méga Tapisserie” pattern; rhodium-toned counters and external zone; pink gold applied hour-markers and Royal Oak hands with luminescent coating; black inner bezel. Black rubber strap with 18k pink gold AP pin buckle and interchangeable strap system. Additional black alligator strap.