All diamonds sold by AlphaDiam are 100% natural. Shape: Round Weight: 0.39 ct Number of stones: 1 100% natural diamonds. Color : E Clarity: IF Cut: Very Good Fluorescence: Very Slight Measurements: 4.67 - 4.70 x 2.87 mm Certificate number: 592326874 Diamonds are graded by IGI, International Gemological Institute. The diamonds are sealed and always include an original certificate. Diamond Clarity Scale: IF - Flawless VVS1, VVS2 - Very Very Slightly Included. VS1, VS2 - Very Slightly Included. SI1, SI2, SI3 - Slightly Included. I1, I2, and I3 - Included. * No additional import duties or extra costs for EU buyers. * Dear bidders, if you are not fully aware of what you bid on, or have any disagreement with the grading standard after you examined the lot, please consider not bidding. * All our shipments are insured and tracked by the most reliable shipping companies FedEx/DHL/UPS. We package and ship with great care and aim to deliver in 48-hours. * If you have a valid European VAT number please send it to us in a private message so we can include it in the invoice. * As a third generation diamond wholesaler customer satisfaction is our highest priority, feel free to contact us if you have any concern or questions. * Please note, if the winning bidder decides to cancel/withdraw they will bear the risk, cost of all shipping and return import duties of the seller.