20.10 Carat Round Cut Loose Diamond GIA Certified G/SI +Free Ring DETAILS Diamond Details Carat 20.10ctw Color G Clarity SI Shape Round Cut Side Diamond Details Carat Approx - Color - Clarity - Shape - Metal Details Type - Setting - Size - Additional Information Style No. The item "20.10 Carat Round Cut Loose Diamond GIA Certified G/SI +Free Ring VIDEO INSIDE" is in sale since Thursday, September 22, 2016. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Diamonds\Natural Diamonds". The seller is "limor_jewelers" and is located in Brooklyn, New York. This item can be shipped worldwide.