Swiss 18k yellow gold skeletonized dress watch Circa 1988

Gold skeletonized open faced watch
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A very fine and elegant 18k yellow gold Swiss, a keyless, skeletonized dress watch with skeletonized scenic movement, circa 1988. Birds in the Trees by Audemars Piguet, Brassus and Geneva. Made in a limited number in 1988. Stepped bezels and flat band, glazed on both sides. Skeletonized dial with black gold hands against exposed movement.

A pink gilt skeletonized brass movement, the plates engraved and shaped with birds amongst trees and flowers, 20 jewels, straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and five positions, self-compensating flat balance spring, shock absorber. Case and movement signed.
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Diameter: 40 mm
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Signed: Audemars Piguet  Brassus and Geneva