Attributed to Pierre CONROUX (1923-2003) A gouache drawing on tracing paper depicting a ladies' wristwatch in white gold or platinum, the round case encircled by a line of baguette-cut diamonds terminating in brilliant-cut and navette-cut diamonds, the bracelet formed by a line of alternating baguettes and brilliants. Circa 1950-60. Size: 25 x 16.3 cm. Annotations on the carat weights of the different types of diamonds at bottom left.