This center stone, selected by our in-house diamond specialists, is a Oval Cut lab-grown diamond (HPHT), 1.62 Carats, E Color, VS1 Clarity, Excellent Cut, Excellent Symmetry. Dimensions: 9.34 x 6.73 x 4.12mm, Ratio 1:39. The GCAL 8X certificate number is LG322800489. The original lab grown diamond certificate will be included.