Attributed to BOUCHERON. A round brooch in 18k pink gold, finely openworked with a frieze of radiating festoons, clawed with an agate cameo carved with the profile of Seneca (a crack), the claws paved with diamond chips. Convertible into a pendant with detachable pin and clasp in pink gold (oxidation). 19th century. Height : 2,8 cm. 2.8 cm - Gross weight: 15.2 g A case with the shape signed Boucheron is attached.