2.5 carat oval cubic zirconia classic solitaire engagement ring to the traditional styling of the Tiffany solitaire. The lab created man made diamond quality oval set in this classic solitaire mounting measures 10x8mm in length and width and its elongated shape gives an illusion of length to your hands and fingers. The 2.5 carat oval Russian formula cubic zirconia center stone is set in a six prong die struck head with a classic shank that measures approximately 2.75mm at its widest point.