BOUCHERON BEAUTIFUL HALF SET In yellow gold and gadrooned rock crystal applied with diamond attachments alternating with onyx half-pearls set in chased yellow gold, comprising a bracelet, a brooch and a pair of earrings. Signed and numbered. Hallmarked André Vassort. In a Boucheron case. A diamond, rock crystal, onyx and 18k gold demi parure comprising a bracelet, a brooch and a pair of ear pendants, by Boucheron. RC : An additional link for the bracelet. The bracelet numbered: 1893. The brooch numbered: 20438. The earrings numbered: 38309. Length of the bracelet: 19 cm approx. Pendant height: approx. 6 cm. Brooch size: approximately 7 x 6 cm. Gross weight: 169.6 g (18k - 750). Bibliography : - NERET Gilles, Boucheron, Histoire d'une dynastie de joailliers, Pont Royal, Paris, 1989, model reproduced p.190. Note: From the 1980s onwards, rock crystal became an exceptional material for Boucheron, revealing the House's transparency and jewellery virtuosity.