2.33-2.70 Cts of 8x6 mm AAA Oval Russian Lab Created Emerald Stud Earrings in 14K Yellow Gold Perfect Birthday Gift. The studs have the finest AAA quality oval Russian Lab Created Emerald each four-prong set in 14K Yellow Gold. Lab created gemstones are developed in the lab creating the same pressure and temperature, these stones have the same chemical, physical, and optical properties as natural gemstones. Lever-backs are easy to wear and keep the earrings secure. 30 Day No questions asked Return Policy Free-Shipping within US May Birthstone/Anniversary/Birthday Gift/Valentine's Day 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! All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.