Aquamarine 6.51ct Solid 18K Yellow Gold Pendant

Aquamarine 6.51ct, Dimensions of Aquamarine = 20.86 * 7.00 * 5.49mm, Dimensions of Pendant = 30.00 * 7.00 * 7.00mm, March Birthstone, 19th Wedding Anniversary Pendant, Natural and Untreated, Rectangular Shape, Excellent Cut, Clarity = VVS/IF, Doubly Refractive, Refractive Index = 1.57 - 1.58, Aquamarine is sourced from Karakoram Mountains, Northern Pakistan Gold Purity = 18K Solid Yellow Gold, 750 Gold Hallmark, Pronged Basket Setting, Pendant Weight = 3.47g,