Bidspirit auction | 18K Yellow Gold Boulder Opal

18K Yellow Gold Boulder Opal and Diamond Pendant Necklace - This contemporary pendant necklace features a large freeform boulder opal displaying vibrant blue, green, and violet play-of-color against a dark matrix. The stone is secured in a four-prong 18 karat yellow gold setting accented by two round brilliant-cut diamonds set within stylized leaf motifs. The pendant is suspended from an 18 karat yellow gold box-link chain with a spring ring clasp and bears hallmarks including the 18K purity mark and the official government flag symbol. Chain length: 17 inches (43 cm) Pendant length: 25 mm. 7.3 grams