MODEL: 116519 S/NO: "Z485xxx" SERIES ROLEX BOX & CERT DATED FEB 2015. Chronometer in 18K white gold case 40mm fitted with a brand new custom made 18K solid white gold diamond bezel (using high grade VVS quality diamonds), with original Rolex 18K white bezel. Original Rolex glossy black dial with diamond index markers. Brand new custom made Croco leather strap with original Rolex 18K white gold buckle.