Australian black opal pendant in solid 18k white gold, what a wonderful gift idea. Made right here in our goldsmithing/opal cutting workshop on the Gold Coast Australia, this wonderful natural solid Lightning Ridge black opal displays reds with orange with hints of greens and blue colouring. With a combined weight of? 2.39 carats and opal measuring 11.50mmX 5.10mm, this N2~ N4 dark 3.5 out of 5 bright gem is set with a hand finished solid 18k white gold pendant, what a perfect gift this would be. This beautiful pendant comes with a complementary 45 cm (18″) plate chain and gift boxed, perfect for that gift giving.