PIAGET ELLIPSE Reference : 9814A15. Serial number: 298202. 18k white gold case. Lapis lazuli dial set with 12 diamonds. Bezel entirely set with diamonds. Hand-wound mechanical movement (calibre 9P2), no. 784690. Mesh-linked white gold bracelet on a signed white gold folding clasp. Mineral crystal. Circa 1970. Dimensions: 25 x 28 mm. Gross weight: 49.3g. An 18k gold wristwatch mechanical movement, by Piaget. Circa 1970.