PAIR OF MULTI-GEM 'PANTHèRE ' BROOCHES, CARTIER Circular-cut diamonds, pear-shaped emeralds, buff-top onyx, gold (French marks), pavé-set diamond brooch detachable to be worn alone, 50.8 cm with link chain, largest brooch 6.4 cm, signed Cartier, numbered US$50,000-78,000