Rotonde de Cartier Grande Complication Skeleton (2015) It’s a perpetual calendar, a flying tourbillon, an astrorégulateur and a minute repeater. The movement is an in-house automatic calibre 9406 MC with 578 parts, 47 jewels and micro-rotor. The movement beats at 21,600 vph and with a 50 hours power reserve. Platinum case in 45mm. Priced at US$620,000.00