Read our expert's description
Brand :
Girard-Perregaux
Model :
Opera Two
Reference :
Girard Perregaux - 99740
Category :
Wrist Watch
Period :
2000's
Watch ID :
7
Caliber :
GP 9899
Case material :
White gold
Case form :
Round
Dial color :
Black
Reference Detail :
99740 .
Clasp type :
Folding clasp
Thickness :
14 mm
Complications :
Date, Minute repeater, Tourbillon
Description :
C. Three-body, solid, polished and brushed, stepped bezel, straight and curved lugs, transparent case back with 6 screws.sapphire crystals..D. 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..M. 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.