Important Collectors Watches, Pocket ...

New York, Oct 17, 2008

LOT 239

Platinum Opera Two Girard-Perregaux, "Opera Two, Tourbillon, Carillon ?Westminster?Minute Repeaterwith Tourbillon,?No. 11, Ref. 99740. Made circa 2007. Extremely fine and important, Westminster Carillon minute-repeating platinum wristwatch with visible one-minute tourbillon regulator under three bridges, perpetual calendar with leap year indication and an 18K white gold Girard- Perregaux deployant clasp. Accompanied by the original certificate of authenticity, instruction booklets and fitted box.

C. Three-body, solid, polished and brushed, stepped bezel, straight and curved lugs, transparent case back with 6 screws, sapphire crystals. D. Off-white with applied white gold dart indexes, subsidiary dials with outer silver ring, for the date at 3, day of the month at 9, months and the leap year indication at 12, aperture for the tourbillon at 6, aperture to view the gongs between 8 and 10, outer minute track. White gold faceted dauphine hands. M. Cal. GP9897, rhodium-plated, oeil-de-perdrix decoration, 37 jewels, lateral lever escapement, one-minute tourbillon regulator, tourbillon carriage of the type designed by Ernest Guinand with A-shaped frame, monometallic balance, shock-absorber, self-compensating flat balance-spring, repeating on gongs with 4 hammers by activating slide on the band. Dial, case and movement signed. Diam. 42 mm. Thickness 14.5 mm.