... group. 100% Natural diamonds. The Semi-Mount Ring will hold a 10×8mm Emerald cut stoneDIAMOND:Natural Diamonds Weight 0.66ct.Cut ... be set tourmaline, ruby ,sapphire ,blue topaz, amethyst,citrine,tanzanite, emerald and other gems for you, pls contact us when nessary ... design below, you will find out your favorite one! 8x10mm Emerald Cut SOLID 14k WHITE GOLD NATURAL DIAMOND SEMI MOUNT ...