Attributed to Pierre CONROUX (1923-2003) Lot of five gouache drawings on tracing paper depicting white and yellow gold brooches with various motifs enhanced with diamonds, sapphires or emeralds, some in the study stage, unfinished. Size of smallest: 7.1 x 7 cm. Largest: 20.4 x 15.5 cm. Folds and tears, annotations.