This Halo Ring Design has a 5x7mm Checkerboard-Cut Oval Mystic Topaz (0.70ct) in the Center Surrounded by Round Diamonds with Additional Round Diamonds (0.45ctw) Lining the Edges of the Split Shank Setting in 10Kt Gold. The Mystic Topaz is Treated by Vapor Deposition which causes Light Interference and Creates a Rainbow Effect of Pinks, Greens, Blues, and Purples. Each Ring Weighs Approximately 4.4g and are Size 6.5 (can be resized by a local jeweler). They measure 12x20mm (approximate top dimension), 7mm Deep and 2mm Wide. Please note Gemstones & Diamonds are Real, not man-made or Lab Created, Ring is solid Gold (stamped 10K), not filled, plated or bonded. Items are Brand New.