Introducing the impressive Audemars Piguet Royal Oak Selfwinging Chronograph "50th Anniversary" 26240OR.OO.D002CR.01. A black "Grande Tapisserie" dial and a matching alligator strap complement the 18-carat pink gold case. The "50-years" oscillating weight visible through the sapphire caseback is included in this Chronograph, as is the new Royal Oak design advancement. This magnificent timepiece features an 18-carat pink gold case, protected by glareproofed sapphire crystal and a crystal caseback and screw-locked crown. The case measures 41mm in diameter and 12.4 mm in thickness. It has a black dial with a “Grande Tapisserie” pattern, black counters, pink gold applied hour-markers and Royal Oak hands with luminescent coating. The watch comes on a black alligator strap with an 18-carat pink gold AP folding clasp. It is water resistant up to 50 meters. It’s functions include; flyback chronograph, hours, minutes, small seconds and the date.