Fine Earrings. 15.5ct white topaz; 0.44ct white diamond. Marquis-cut white topaz and diamond pavé design. Regrettably, earrings for pierced ears are non-returnable. Butterfly backs for pierced ears. 18kt white gold. Drop length: 6cm approx. Elegantly cascading from the ear lobe, these Susan Foster earrings are from the Halo collection, which sees clear white topaz surrounded by a pavé of sparkling dimaonds. Wear with cashmere for everyday luxury or as the finishing touch to a black tie look.