This Diamond Ring features graduating Diamonds set in bezel setting with a flowing contour Material: Gold Karat: 14K Stone: Diamond Stone Colour: White Stone Carat: 0.50 ct Stone Type: HI.VS Stone Shape: Round Brilliant Stone Setting Type: Bezel Available sizes: 45-65 Does it come with certificate? IGI Can the piece be engraved? Yes Please Note: the carat weight is always an average, due to the uniqueness and craftsmanship of each piece. The carat weight may differ 10% more or less than the specified weight. Also please allow 5-8 weeks for Production and Certification from order date.