The Audemars Piguet Royal Oak Selfwinding Flying Tourbillon Extra-Thin (RD#3) 37 mm, reference 26660ST.OO.1356ST.02, is a masterpiece of horological engineering. This ultra-thin timepiece features a 37 mm stainless steel case housing the Calibre 2968 movement, marking the brand's first selfwinding flying tourbillon in this size. The watch showcases a distinctive plum "Petite Tapisserie" dial, complemented by white gold applied hour-markers and Royal Oak hands with luminescent coating. The stainless steel bracelet with an AP folding clasp ensures both comfort and durability. With a power reserve of 50 hours and water resistance up to 50 meters, this model seamlessly blends technical prowess with aesthetic elegance.