APF Audemars Piguet-AP, CODE11.59 automatic winding chronograph series1️⃣Material: 316L stainless steel2️⃣Movement: Use stable 7750 movement modified from original Calibre44013️⃣Glass mirror uses anti-glare crystal basket glass4️⃣Strap imported Italian calfskin and canvas belt5️⃣Buckle practical original pin buckle5️⃣Waterproof: 10 degrees waterproof and can dive 300 meters6️⃣Size: 41mm