VAN CLEEF & ARPELS - YEAR 1921 IMPORTANT AND RARE DIAMOND AND ONYX JABOT PIN Set with two old-cut heart diamonds in arcatures set with calibrated onyx and old-cut diamonds. Set in platinum. One of the motifs can be detached and worn as a pendant by means of a fine chain. Numbered and unsigned. Gross weight: 21.42 g. Dimensions: 11.2 x 2.2 cm approx. Dimensions of the motifs: 2.2 x 2.7 cm. Total weight of the two heart diamonds: 16.04 carats. In a Van Cleef & Arpels jewellery box. Duplicate Van Cleef & Arpels invoice dated 1921. Provenance: The jewellery box of a great French aristocratic family, this jabot pin was most likely part of the wedding basket of the current owners' grandmother. A diamond and platinum ruffle pin by Van Cleef & Arpels, 1921. Numbered, not signed. Gross weight : 21,42 gr. Dimensions : 11,2 x 2,2 cm approx. Pattern dimensions : 2,2 x 2,7 cm. Total weight of the two heart-shaped diamonds : 16,04 carats. Van Cleef and Arpels shaped box. Van Cleef & Arpels duplicate invoice from 1921.