OPALS AND DIAMONDS BROOCH-PENDANT Composed of arabesques set with brilliant-cut diamonds, it is enhanced by an oval cabochon opal in the centre and a pear-shaped cabochon opal as a pendant. Set in platinum and 18K white gold. An 18K white gold chain is attached. Gross weight: 15.82 g. Pendant size: 6.5 x 4.5 cm. Total diamond weight: 1.79 carats. An opal, diamond, platinum and 18K white gold brooch-pendant. Comes with an 18K white gold chain. Gross weight : 15,82 gr. Pendant dimensions : 6,5 x 4,5 cm. Total diamond weight : 1,79 carat.