Antique cushion cut diamond cluster ring, c.1800, the principal diamond, later recut, bordered by eighteen small cushion cut diamonds, close cut down collet set in silver and gold with gold tapering flat shank
Early 20th century diamond three stone and onyx navette cluster ring, c.1915, with three old European cut diamonds, the principal to centre of approximately 1.80ct,
Antique cushion cut diamond cluster ring, c.1800, the principal diamond, later recut, bordered by eighteen small cushion cut diamonds, close cut down collet set in silver and gold with gold tapering flat shank