Cartier Rotonde De Cartier Astrotourbillon Skeleton W1556250 18k White Gold LTD 100pc Retail $186,000 ($248K) Ex-Condition 100% Authentic, comes with Box and Papers, as seen in photos. Swiss made Cartier Rotonde De Cartier Astrotourbillon Skeleton w1556250 satin and polished finished 18k White Gold round shaped case measuring 47mm diameter. Fixed 18k White Gold bezel. Automatic movement, power reserve up to ± 49hours. Displays a Skeleton dial with Sword-shaped hands in blued steel, Arabic minute track at outer rim. .Beaded crown set with a sapphire cabochon crown, Scratch resistant Sapphire crystal, Skeleton sapphire caseback. Black alligator-skin strap, double adjustable deployment folding buckle in 18-carat white gold Buckle. Water resistant to 30m/99ft… Display signed " Cartier ", Caseback inscribed & numbered, Movement signed… Limited series of 100 numbered pieces... “Entirely skeletonised, the main plate of the 9461 MC movement rests on just these two Roman numerals 12/6 positions. In this unique architecture, these bridges powerfully structure the calibre, defining its appearance and supporting the construction”... Movement....Mechanical hand-wound movement, .. Made in-house, Cartier’s 9461 MC 23 jewels, frequency of 21,600 vibrations per hour. Composition: It's composed of 233 parts, diameter 40.1 mm and a thickness of 8.89 mm. Power Reserve: approximately 49 hours.... “Watch has been in House Serviced, comes with 1 year Service Warranty”...