CARTIER DUOPLAN Reference: 1313A6. Serial number: 140858. Diamond-set cap watch. 18k white gold case. Light grey dial with baton hour markers. Hand-wound mechanical movement. 18k white gold bracelet with signed folding clasp. Plexiglas crystal. Circa 1950. Dimensions: 14 x 10 mm. Gross weight: 39.3 g. A diamond and 18k gold ladies’ wristwatch with a mechanical movement, by Cartier. Circa 1950. RC: Sold as is, with signs of wear and use. Movement was functioning at the time of writing the description; no guarantee provided.