Audemars Piguet Selfwinding "50th Anniversary"

Audemars Piguet Royal Oak Selfwinding "50th Anniversary", reference 15550SR.OO.1356SR.01, has a 37 mm steel case, 8.9 mm thick. The white "Grande Tapisserie" dial sits under a sapphire crystal and shows central seconds along with a date window. Inside is the self-winding calibre 5900, fitted with an oscillating weight marking the model's anniversary. The bracelet is steel, finished with 18-carat pink gold links and closed with an AP folding clasp. This is a women's model built on the current Royal Oak design update, pairing steel with pink gold accents across the case and bracelet. Audemars Piguet rates the case to 50 metres of water resistance.