Piaget. A unique unusual 18K white gold skeletonised wristwatch

Piaget. A unique unusual 18K white gold skeletonised wristwatch
Signed Piaget, circa 1970
With skeletonised nickel-finished lever movement, 18 jewels, the unusual skeletonised dial with silvered dauphine hands, the circular case with glazed back, an 18K white gold triangle set to all four sides, all set within an 18K white gold cushion-shaped frame, together with an 18K white gold Piaget buckle, Piaget original fitted presentation box, dial and movement signed
30 mm. wide