An 18ct. white gold automatic dual crown world time chronograph wristwatch with date, by Girard-Perregaux
The circular cream dial with luminous dot markers and hands, aperture for date between one and two o'clock, sweep centre seconds, three subsidiary dials indicating constant seconds, 30 minute and 12 hour registers, inner ring calibrated to 24 hours divided into diurnal (cream) and nocturnal (black) time, outer ring with cities of the world representing different time zones revolving by the crown a at 9 o'clock, large circular and skeletal reverse case secured by six screws, circa 2000, automatic movement, convention hallmarks, case dimensions 52mm x 41mm
The dial and movement signed Girard-Perregaux, 63 jewels, No. 3387, signed Girard-Perregaux, Ref. 4980, OG. 897
An 18ct. white gold automatic dual crown world time chronograph wristwatch with date, by Girard-Perregaux
The circular cream dial with luminous dot markers and hands, aperture for date between one and two o'clock, sweep centre seconds, three subsidiary dials indicating constant seconds, 30 minute and 12 hour registers, inner ring calibrated to 24 hours divided into diurnal (cream) and nocturnal (black) time, outer ring with cities of the world representing different time zones revolving by the crown a at 9 o'clock, large circular and skeletal reverse case secured by six screws, circa 2000, automatic movement, convention hallmarks, case dimensions 52mm x 41mm
The dial and movement signed Girard-Perregaux, 63 jewels, No. 3387, signed Girard-Perregaux, Ref. 4980, OG. 897
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