The irregular lines of this design conceal diamonds that, with every movement of the hand, begin to shimmer with a riot of colors. The On the Edge N°9 gold ring is a manifesto design that captivates with its modern approach and the best workmanship. Material: Gold Karat: 18K Stone: Diamond Stone Carat: 0,21 CT Stone Type: VVS Stone Shape: Round Total approximate product weight: 2.75 g. Diamond dimensions: 3 x (1.25 x 1.25 mm); 3 x (1.5 x 1.5 mm); 4 x (2 x 2 m) Ring width: 2-3.5 mm Does it come with certificate? Yes Can the piece be engraved? Yes