Swiss gold skeletonized watch with diamonds Circa 1988

Yellow gold skeletonized lever by Audemars Piguet
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A very elegant and thin Swiss, 18K yellow gold and diamond-set keyless dress watch, circa 1988. Skeletonized diamond-set scenic movement. Diamond Birds in the Trees, made in a limited number in 1988. Stepped bezels and curved band, glazed on both sides. Black gold hands against exposed movement.
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A rhodium-plated skeletonized movement, the plates pierced, engraved and shaped, diamond-set yellow gold skeletonized plate over the movement decorated with four birds amongst trees, 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: 43 mm
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Signed: Audemars Piguet, Brassus and Geneva