White shell rose gold APF Audemars Piguet-AP, CODE11.59 automatic winding chronograph series 1 material 316L stainless steel 2 movement adopts stable movement modified from original Caliber 44013 glass mirror uses anti-glare crystal basket glass 4 strap imported from Italy Cowhide and canvas belts, 5 buckles, practical original pin buckles, 5 waterproof, 10 degree waterproof, submersible, meter 6, size 41mm,