(54261) Audemars Piguet 15212NB Code 11:59 Automatic Starwheel 15212NB.OO.A002KB.01, 15212NBOOA002KB01, 18k white gold case with black ceramic octagonal mid-case and unique lug design, on a strap with a matching 18k white gold tang buckle, in-house automatic AP caliber 4310 movement, 70-hour power reserve, blue aventurine dial with black opaline aluminum discs and applied white gold baton hour markers, white gold hands, unique do...