Lab diamonds have become very popular due to their ethical sourcing and sustainability.  Featured in this ring is a GCAL 8x certified laboratory grown diamond.  This brand of diamond, 8X® Lab-Grown Diamonds, is awarded the highest achievement in precision diamond cutting. Recognized for their extraordinary brilliance and beauty, these lab-grown diamonds are meticulously analyzed and ultimately certified to be physically and optically excellent in eight critical factors of cut quality. The diamond is center prong set, weighs 1.08 carats, measures 6.58 mm, is rated excellent on all diamond criteria and is VS1 E quality.  The ring is comprised of 3.20 ctw of Ceylon blue sapphires that include 2 round sapphires (2.10 ctw) and 2 pear cut sapphires (1.10 ctw) and 1.00 ctw in natural diamonds that are SI2 H qualtity.  This is a substantial ring with 9.30 grams of platinum, measures 11.30 mm wide and is a size 61/2.  Please indicate your sizing preference on the order form.         AGTA Gemstone Enhancement Codes N = Not Enhanced E = Routinely Enhanced C = Coating D = Dyeing F = Filling H = Heating HP = Heat & Pressure I = Impregnating L = Lasering O = Oiling/Resin R = Irradiation U = Diffusion W = Waxing/Polishing in Opaque Stones Color Symphony only sells gemstones that qualify as being natural.This includes both heated and unheated or untreated stones (with exception some blue topaz and colored diamonds may also be irradiated).  As a proud member of the American Gem Trade Association we pursue ethical business practices and disclose all gemstone enhancements or treatments to our clients. CVD-Laboratory diamonds created with the Chemical Vapor Deposition method and has the same chemical, physical and optical properties of a mined diamond.