Swiss gold skeletonised perpetual calendar watch Circa 1980

Gold mother-of-pearl watch
–
A rare Swiss yellow gold and mother-of-pearl skeletonised open faced perpetual calendar watch, circa 1980. Engraved and skeletonised jewelled lever movement.
Skeletonised dial, subsidiary dials indicating day, month combined with leap year indication, date and moon-phases, 18k yellow gold case, mother-of-pearl set bezel, stepped arched bow, sapphire crystal display back, case, dial and movement signed.
–
Diameter: 43 mm
–
Signed: Gérald Genta Genève