Jaquet Droz Lady 8 Sunstone Limited Edition of 88 Pieces Dome-shaped sunstone dial. 18-carat red gold case set with 63 diamonds. 18-carat red gold folding clasp set with 21 diamonds, total of 0.88 carats. Sunstone ball bearing at 12 o'clock and cabochon. Self-winding mechanical movement. Power reserve of 68 hours. Diameter 35 mm. Numerus Clausus of 88