AN ENAMEL AND DIAMOND PANSY RING in 18ct yellow gold, set with a round brilliant cut diamond in a

A FRENCH DIAMOND AND ENAMEL BOMBE RING in 18ct yellow gold, the domed face set with round brilliant cut diamonds with black enamel details, the diamonds totalling 0.9-1.1 carats, French assay marks, s

A SOLITAIRE DIAMOND RING in 18ct yellow gold, set with a round brilliant cut diamond of 0.50 carats, British hallmarks, size G.5 / 3.75, 2.6g.

A VINTAGE DIAMOND GYPSY RING in 18ct yellow gold, set with a round brilliant cut diamond, band split, stamped 18ct, size L / 5.75, 4.5g.

CARTIER, A TRINITY DE CARTIER DIAMOND RING in 18ct yellow gold, the bands set with round brilliant cut diamonds, maker's mark JC, full British hallmarks, size W / 11, 11.5g.

A DIAMOND THREE STONE RING in 18ct yellow gold, set with three round brilliant cut diamonds all totalling 0.9-1.0 carat, partial British hallmarks, size N / 6.5, 3.2g.

AN ANTIQUE DIAMOND FIVE STONE RING in 18ct yellow gold, set with five round brilliant cut diamonds, partial British hallmarks for Birmingham 1918, size O1/2 / 7.5, 3.8g. 

NO RESERVE - A DIAMOND THREE STONE RING in 18ct yellow gold, set with three round brilliant cut diamonds with a combined total weight of approximately 1.30 carats, British hallmarks for 18ct gold, siz

A DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of round brilliant cut diamonds all totalling 3.4-3.6 carats, full British hallmarks for 18ct gold, size N / 7, 6.0g.

A DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of round brilliant cut diamonds all totalling 1.8-2.0 carats, British import marks, size N / 6.5, 4.1g.

A DIAMOND BAND RING in 18ct yellow gold, set with a row of round brilliant cut diamonds, punctuated by pairs of round brilliant cut diamonds, British hallmarks, size P / 7.5, 4.9g.

VAN CLEEF & ARPELS, A VINTAGE DIAMOND RING, 1970S in 18ct yellow gold, the tapering band pave set round brilliant cut diamonds within a gold border, signed VCA and numbered, French assay marks for 18c

A DIAMOND RING in platinum and 18ct yellow gold, set with a cluster of round brilliant cut diamonds set on a texturised gold band, stamped PLAT, full British hallmarks for 18ct gold, size J / 4, 6.3g.

CHAUMET, A DIAMOND RING in 18ct yellow gold, the bombe face set with clusters of round brilliant cut diamonds, signed Chaumet Paris and numbered, stamped 750, size K1/2 / 5.5, 9.8g.

A DIAMOND THREE STONE RING in 18ct yellow gold and platinum, set with three round brilliant cut diamonds totalling 0.9-1.0 carats, stamped 18CT PLATINUM, size N1/2 / 7, 3.9g.

CHAUMET, A PERIDOT AND DIAMOND RING in 18ct yellow gold, set with a cabochon peridot, accented by round brilliant cut diamonds, signed Chaumet Paris and numbered, French assay mark for 18ct gold, size

A FRENCH YELLOW DIAMOND RING in 18ct yellow gold, the stylised ring set with a round brilliant cut yellow diamond, French maker's mark, French assay marks, size K1/2 / 5.5, 5.1g.

A CHROME TOURMALINE AND DIAMOND RING in 18ct yellow gold, set with a cushion cut chrome green tourmaline of 12.76 carats in a stylised border of round brilliant cut diamonds, partial British hallmarks

A VINTAGE MOONSTONE AND DIAMOND RING in 18ct yellow gold, set with a large cabochon moonstone accented by round brilliant cut diamonds, on an openwork beaded band, full British hallmarks for London 19

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with an octagonal step cut emerald of approximately 1.03 in a border of round brilliant cut diamonds, full British hallmarks, size Q / 8.25, 3.6g.

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with a pear shaped emerald in a cluster of round brilliant cut diamonds, British hallmarks, size K / 5, 4.1g.

A RUBY AND DIAMOND RING in 18ct yellow gold, set with an emerald cut ruby of 1.75 carats, accented by two round brilliant cut diamonds, British hallmarks, size O / 7, 3.3g.

A GARNET AND DIAMOND RING in 18ct yellow gold, set with a pear shaped garnet of 2.30 carats in a cluster of round brilliant cut diamonds, stamped Au750, size O / 7, 4.2g.

A BLUE TOPAZ AND DIAMOND RING in 18ct yellow gold, set with an emerald cut blue topaz, the stepped shoulders set with round brilliant cut diamonds, British hallmarks, size O / 7, 2.3g.

A RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut ruby in a cluster of round brilliant cut diamonds, full British hallmarks, size N / 6.75, 3.8g.