0.77-0.82 Cts of 4 mm AAA Princess Russian Lab Created Alexandrite ( 2 pcs ) Loose Gemstones The loose pair of princess-cut Russian Lab Created Alexandrite has the finest AAA quality gems measuring 4x4 mm. Alexandrite changes color from Green or bluish-green in daylight, to soft red, purplish-red or raspberry red in incandescent light. 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. 30 Day No questions asked Return Policy Free-Shipping within US Loose Russian Lab Created Alexandrite 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!