Platinum skeletonized lever with perpetual calendar Circa 1995

Skeletonized keyless lever dress watch by Audemars Piguet
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An extremely fine Swiss platinum Royal Oak skeletonized keyless lever dress watch with perpetual calendar, circa 1995. Hand engraved and skeletonized rhodium plated movement, straight-line lever escapement, mono-metallic balance, shock absorber, selfcompensating flat balance spring. Skeletonized dial, outer blue minute track with diamond 5 minute indexes, subsidiary chapter rings for the days of the week, date, months and leap year cycle, seconds and aperture for the moon phases. Octagonal, massive, polished and brushed case with gold screws. Dial, case and movement signed, case and movement numbered.
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Diameter: 48 mm
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Thickness: 7 mm
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Signed: Audemars Piguet