Swiss gold perpetual calendar with moon phases Circa 1985

A very fine and rare gold and diamond set keyless perpetual calendar watch with moon phases, circa 1985. Manual winding movement. Black matte enamel dial, Roman numerals, outer minute track, 3 subsidiary dials for day, date and leap year combined with month and aperture for moon phases with age of the moon. 18 Carat gold case, bezel and bow highlighted with brilliant cut and baguette diamonds, snap on case back. Case, dial and movement signed. The total diamonds weight is approximately 2.60 cts.
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