Rhodium-Plated Sterling Silver Onyx | Jade Turtle Pendant Necklace Necklace featuring Rhodium-plated Sterling Silver turtle pendant with impregnated Onyx shell Necklace: 18" Rhodium-plated Silver Rope chain necklace with spring-ring clasp. Due to the natural properties and composition of mined gemstones, pieces may vary slightly in size, shape, weight and color. Onyx is commonly treated and impregnated with polymers to enhance its color and improve its stability. Imported You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!