4.27 carat Asscher lab grown diamond. It's E color and VS1 clarity. Chemical Vapor Deposition (CVD) growth process Type IIa (no post-growth treatment mentioned on the IGI certificate). The IGI certificate is LG652439511. https://www.igi.org/verify-your-report/?r=LG652439511 It's a beautiful diamond that has never been mounted. I can send additional photos of the diamond, if you are interested. I do not accept returns. I'll accept payments through PayPal Goods and Services. Buyer pays 3% surcharge. I will ship in the US only using USPS Priority Mail, insured and signature required at delivery. Specs are: Table 65% Depth 62.9% Pav. angle 43.2% Crown angle 35.5% Crown height 12.50% Selling Price: $1,900.00. Includes the IGI certificate.