Large of impressive IGI certified lab-grown diamond on entire 4.01carat sold without a minimum price!! The original certificate is included in the purchase, and a copy of the certificate can be found among the images in the ad. You can easily verify the diamond at www.igi.org using the LG79965681 report number or scan the QR code from the image of the certificate. The certificate number is also a lasergravert inside the diamond (visible under a microscope with at least 30x magnifying). This is a diamond of rare size, with a top degree on all important criteria. An exclusive choice both as an investment and as a basis for a unique jewellery. Specifications of the IGI certificate: - Carat weight: 4.01 ct - Shape & cutting style: Round Brilliant - Measurements: 10.23 - 10.19 X 6.21 mm - Color grade: E - Clarity grade: CVS2 (very high clarity) - Cut grade: Ideal - Polish: Excellent - Symmetric: Excellent - Fluorescence: None - Type: IIa (maximum purity category, without nitrogen or boron) - Growth process: CVD (Chemical Vapor Deposit) - Inscription: LG799656811 (lasergravert in the diamond) Benefits on purchase: - Certified by IGI - one of the world's most recognised laboratories - Big diamond, whole 4.01 carat - Top gradation of colour, clarity, slip, police and symmetry - Ethical and sustainable laboratory-cultivated diamond - The seller is a VAT registered company and you get approved invoice with VAT specified - Free shipping with insured shipment A diamond of this size and quality is very rare to find on the market, and is a jewelry itself. Contact us to arrange a survey. For more information, see pictures or contact us.