Audemars Piguet Royal Oak Selfwinding 37mm Steel White Dial Men’s Watch 15450ST. This Royal Oak Selfwinding is designed in a 37mm case crafted in stainless steel with a smooth stainless steel bezel. It features the’Grande Tapisserie’ pattern on the white dial, luminous markers and hands, glareproof sapphire-crystal and caseback, and a date set at 3 o’clock. The watch is complimented by a stainless steel bracelet with AP folding clasp. Model : Royal Oak Selfwinding. Case Material: Stainless Steel. Bracelet Material: Stainless Steel. Box & Papers: Original box, original papers.