Attributed to Pierre CONROUX (1923-2003) A gouache drawing on tracing paper depicting a white gold or platinum collar necklace formed of a line of baguette-cut diamonds alternating with sections of three brilliant-cut diamonds, and centered on a braid of two rows of calibrated diamonds punctuated with brilliant-cut diamonds and holding larger, falling brilliant-cut diamonds. Circa 1960. Size: 24.8 x 16.2 cm. Stains, folds.