Late 18th century diamond flowerhead cluster ring c.1790, probably originally a button, the circular panel slightly domed and set with six pear cut diamond petals,
Diamond and gold bombe style cluster ring by Cartier, Paris, with a central round brilliant cut diamond of approximately 0.70ct, claw set and raised upon a diamond cluster panel of butterfly outline,
19th century cushion cut diamond cluster ring, c.1880, of rounded outline and centred by a principal square-cushion cut diamond of approximately 5.55ct,