Gold ring On the Edge N°18, where sapphires create a surprising geometric composition. Precisely set stones of deep color emphasize the dynamic line of gold, creating a play of light and shadow. This combination of a traditional precious stone with a modern, bold form makes it a manifesto of contemporary jewelry. Material: Gold Karat: 18K Stone: Sapphire Stone Carat: 0,16 CT Stone Type: AAA Stone Shape: Round Total approximate product weight: 2.70 g. Dimensions : 1.25 x 1.25; 3 x (1.5 x 1.5 mm); 3 x (2 x 2 mm) Ring width: 0.5x3mm Does it come with certificate? Yes Can the piece be engraved? Yes