THREE GEM-SET RINGS GOLD RINGS

THREE GEM-SET GOLD RINGS, comprising: an opal and diamond ring, set with graduating opal cabochons and old circular-cut diamonds, in 18ct yellow gold, with London hallmarks for 2001, size O 1/2; a diamond three stone ring, set with three graduating old circular-cut diamonds, in 18ct yellow gold, with Chester hallmarks, size R 1/2; a diamond and blue-paste set ring, the round brilliant-cut diamond between triangular blue paste-set shoulders, in white gold, stamped 18k, size N