Blue Sapphire 1.67ct Solid 21K Gold Ring

Nigerian Dark Royal Blue Sapphire 1.67ct Dimensions of Blue Sapphire = 7.84 * 6.30 * 4.74 mm Natural and Untreated Oval Shape, Excellent Cut Clarity = VVS Blue Sapphire is sourced from Nigeria Doubly Refractive Refractive Index = 1.76 - 1.77 Ring Weight = 4.77g Ring Size = 8.0 Gold Purity = 21K Solid Yellow Gold Ideal as Wedding Engagement Ring or for the Gem Collection