As always, the stones are original Russian Formula Cubic Zirconia. The brilliant fully diamond faceted diamond CZ's accent the gorgeous 12.6 carat Alexandrite center stone. This ring has a non-tarnishing Rhodium finish and the Total Carat Weight is 17.4. Delivery: 14-21 days Warranty: Unconditional Lifetime Replacement Sizes: 6,7,9,10 We at Bada Bling Jewelry offer the best selection of fashion jewelry at the lowest prices.