Three diamond and gem-set rings comprising: a 14ct gold ring set with an oval-shaped sapphire between two circular-cut diamonds; an 18ct gold ring bezel-set with a square-cut emerald between round brilliant-cut diamond-set shoulders; an 18ct gold ring designed as a line of alternating circular-cut rubies and round brilliant-cut diamonds, the ruby ring with French assay mark, ring sizes N, M and O respectively. (3)