Technibond 3 Colored Stone Ring Technibond jewelry is crafted from 925 sterling silver bonded with 40 mil. layers thick of 14 kt. gold. 3 Different colored larger 8x5 mm stones prong set. Gold over sterling silver. Will need to check my files as to if natural stones or created. Very beautiful colorful stones in this setting. One of Home Shopping Networks nicer Technibond items. Size 8. Shipping will reflect a insurance charge for the shipping of this ring. I think this one was called colors of saphires, but not sure. New and has been stored.