6.5 mm Genuine Bling CZ Hearts and Arrows Cut Round Earrings in Sterling Silver - Valentine's Day Sale Nice gift for an April born. Cubic Zirconia is a cheaper diamond look alike; synthetically created it is durable and flawless. The prong setting holds the diamonds securely. The ring has AA quality round Cubic Zirconia prong set in Sterling Silver. Sterling Silver is 92.5% pure silver and 7.5% alloy. It is stronger than pure silver. 30 Day No questions asked Return Policy Free-Shipping within US April Birthstone/Anniversary Gift/Birthday Gift 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!