Attributed to Pierre CONROUX (1923-2003) for BOUCHERON Paris A gouache drawing on tracing paper depicting a double rose-gold lapel clip forming confronting volutes in gold filaments, enhanced by lines of diamonds in seed and claw settings and centered with larger diamonds. Signed in relief in the paper. Circa 1950-60. Size: 6.5 x 12.5 cm. Small holes.