FOUR GEM-SET RINGS

including a sapphire and diamond cluster ring in 18ct gold, set with a round cut sapphire of c.0.75 carats, in a cluster of single cut diamonds, stamped '18CT', size P1/2 / 57; together with an emerald and diamond ring in 18ct gold and platinum, set with a step cut emerald, surrounded by single cut diamonds, stamped '18CT&PLAT', size N / 54; a diamond solitaire ring in 9ct gold, set with a princess cut diamond, stamped '375', size P1/2 / 57; and a stylised dress ring in 9ct gold,