Sterling Silver Celtic Knot Rainbow Moonstone Adjustable Eternity Necklace Set with a Genuine 10mm Rainbow Moonstone Adjustable From 16" - 17" - 18" in Length Central Setting is 1.5" Wide with a 3/4" Drop Weight is Approximately 6.3 grams Nickel Free Silver - Marked 925 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!