Attributed to Pierre CONROUX (1923-2003) Lot of two gouache drawings on tracing paper comprising : - a white gold or platinum lapel clip decorated with an openwork lace edged with diamonds, and tied with links paved with brilliant-cut and baguette-cut diamonds. - a white gold or platinum lapel clip featuring openwork lace punctuated with diamonds, knotted diamond-paved strings and a bouquet of brilliant-cut diamonds. Circa 1950-60. Dimensions: 16 x 12.3 cm and 14.2 x 12.5 cm. Small stains, annotations on one.