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Girard-Perregaux - White Gold - Op era Tw o - Tourbillon Westminster Minute Repeater - Perpetual Calendar Girard-Perregaux, "Opera Two, Tourbillon, Westminster Minute Repeater, Perpetual Calendar,” No. 7, Ref. 99740. Made in 2003. Extremely fine, rare and important, minute-repeating 18K white gold 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 fitted wooden winding box, Certificate of Authenticity, instruction booklet and setting pin. Three-body, solid, polished and brushed, stepped bezel, straight and curved lugs, transparent case back with 6 screws, sapphire crystals. Black with applied white gold dart indexes, outer minute track, 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. White gold faceted dauphine hands. Cal. GP 9899, 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 mm. Notes This watch was delivered with a s