This is a certified 3.50 carat natural diamond cushion cut gemstone with VVS1 clarity and D color grade. It is a single piece, with a very good cut grade and eye-clean clarity. The gemstone is brown in color and has not been enhanced. It is a transparent, natural diamond that comes with certification as required. This loose gemstone is in the form of a cut cushion shape and is from South Africa, but was manufactured in India. It is available for wholesale purchase.