Audemars Piguet Selfwinding

Audemars Piguet's Royal Oak Selfwinding 15551OR.ZS.D344CR.01 measures 37 mm across in 18-carat pink gold, with a case thickness of 9.1 mm. The watch is set with diamonds. The blue Grande Tapisserie dial sits under a sapphire crystal and shows centre seconds and a date function. Calibre 5900 drives the watch and winds itself. The pink gold folding clasp is set with diamonds as well. It is fitted to a pearly light blue alligator strap, finished in the "large square scale" pattern that AP uses on this reference. The case holds a rating of 50 metres against water.