Brand new, unused. This is a luxurious pendant featuring a black opal as the centerpiece, surrounded by hauynite and alexandrite baguettes, and diamonds, all set in platinum. PT950 Black Opal: 0.06ct or more Hauynite: Approximately 0.03ct Alexandrite: Approximately 0.15ct Diamond: Approximately 0.18ct A collection of rare gemstones. The alexandrite is set in a square, but the frame is round, and the diamonds are lavishly set. Purchased from GSTV. The size is 1cm x 1cm. It's very understated, but an elegant item that showcases the craftsmanship.