One of a kind Ethiopian Opal necklace handcrafted with 16ga Fine silver wire that has been lightly hammered and comes with a 20" Sterling chain, other lengths are available. The triangle Opal has a solid Fine silver back plate, the clasp is a locking hook and eye. This necklace has two high quality genuine, natural gemstones weighing 2.25 carats total weight. The triangle shaped Opal is not very common, as there are well over 150 loose Opals in our inventory, this is one of two currently in stock. This is an item that can't be duplicated as the triangle shape is rare.