Stainless Steel Round Opal Necklace Sterling Silver Blue Opal Oval Pendant & Chain Opal Necklace UK Commute Round Stainless Steel Gold Plated Opal Pendant Necklace In Bulk Gold Opal Necklace Pendants in 14 Styles Dainty, Round, CZ Classic 1CT Solitaire Bezel Set Opal Pendant Necklace 14K Gold Plated Opal Pendant: Oval White Opal in Silver Frame on Chain Pendants. Includes: A matching box. Style: Minimalist Material: 925 sterling silver, platinum plated, opal Care: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide, which causes the jewelry to deteriorate and corrode over time. Imported Gemstone origin: Australia Product measurements: Chain length: 15. 7 in Extension chain length: 2 in Weight: 0. 06 oz (1. 7 g)