SOLANGE AZAGURY-PARTRIDGE, A SUPERNOVA DIAMOND RING in black rhodium plated 18ct gold, set with a

SOLANGE AZAGURY-PARTRIDGE, A GEMSET COURT BAND RING in 18ct blackened gold, the concave band set to both sides with round cut rubies, pink, purple and green sapphires and white, blue, orange and yello

GUBELIN, A DIAMOND DRESS RING in 18ct gold, set to the centre with a round brilliant cut diamond of approximaetly 3.00 carats, the tapering band further set with round brilliant cut diamonds, Gubelin

A VINTAGE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cabochon sapphire and an old cut diamond of 1.47 carats, accented by further old mine cut diamonds, French assay marks for 18 carat

A 3.00 CARAT SOLITAIRE DIAMOND RING in 18ct white gold, set with a round brilliant cut diamond of 3.00 carats, stamped 750, size N / 6.75, 6.9g. Accompanied by a gemological report from the GIA statin

A FANCY COLOUR DIAMOND DRESS RING in 18ct white gold, set with a cushion cut blue diamond of 1.01 carats in a border of round brilliant cut pink diamonds, and a cushion cut yellow diamond of 1.26 cara

AN UNHEATED VIOLET SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with a central oval cut violet sapphire of 2.02 carats, within a navette border set with clusters of marquise and round brill

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut sapphire of approximately 4.11 carats in a cluster of round brilliant cut diamonds all totalling 1.4-1.6 carats, stamped 18

A DIAMOND CLUSTER RING in 18ct yellow gold, set with an antique cushion cut diamond of 1.51 carats in a cluster of old cut diamonds totalling 1.4-1.6 carats, the diamonds all totalling 2.9-3.1 carats,

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.

AN ANTIQUE VICTORIAN BLUISH GREEN DIAMOND RING, 1862 in 18ct yellow gold, set with an old cut blue diamond of 0.70 carats, full British hallmarks for Birmingham 1862, size N / 6.5, 4.7g. Accompanied b

A DIAMOND CLUSTER RING in 18ct white gold, set to the centre with a round brilliant diamond of approximately 1.48 carats in a cluster of marquise cut diamonds, all diamonds totalling 3.5-3.6 carats, s

A BURMA NO HEAT RUBY AND DIAMOND DRESS RING in 18ct white gold, set with a cushion cut ruby of 1.02 carats and a cushion cut diamond, within concentric borders of round cut diamonds and round cut rubi

A DIAMOND SOLITAIRE ENGAGEMENT RING in 18ct yellow gold, set with a radiant cut diamond of 5.63 carats, British hallmarks for 18ct gold, size N / 6.5, 7.0g. Accompanied by a facsimile gemmological rep

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut sapphire of 2.52 carats between two cushion cut diamonds both totalling 2.0-2.1 carats, stamped 18ct, size O / 7, 4.6g.

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 VINTAGE DIAMOND FIVE STONE RING in 18ct yellow gold, set with a graduated row of old cut diamonds all totalling 3.2-3.4 carats, stamped 18CT, size M / 6, 3.7g.

A DIAMOND DRESS RING, MAUBOUSSIN in 18ct yellow gold, set with a principal old cut diamond of 2.44 carats flanked above and below by marquise and round cut diamonds, signed Mauboussin Paris, French as

A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in platinum and 18ct white gold, set with a cushion cut blue sapphire of 4.17 carats, within a border of round cut diamonds, the diamonds all totalling 2.2-2

A DIAMOND DRESS RING in 18ct yellow and white gold, set with an emerald cut diamond of 1.66 carats within a border of round cut and tapering baguette cut diamonds, the diamonds all totalling 2.9-3.1 c

CEYLON NO HEAT SAPPHIRE AND DIAMOND RING, BULGARI in platinum and 18ct gold, claw set with an emerald cut sapphire of 6.54 carats, accented by pairs of baguette cut diamonds, signed Bvlgari, size N /

A DIAMOND DRESS RING, BULGARI in 18ct yellow gold, pave set with round cut diamonds totalling 4.0-5.0 carats, signed Bvlgari, stamped 750, size N / 7, 10.9g.

A FINE RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold and white gold, set with an oval cut ruby of 7.05 carats in a cluster of old cut diamonds, the diamonds all totalling 1.3-1.4 carats, stamped 1

A SAPPHIRE AND DIAMOND TOI ET MOI RING in 18ct yellow and white gold, set with a round cut sapphire of 2.10 carats and a round brilliant cut diamond of 1.54 carats, accented by further single cut diam

A LADIES 18CT GOLD 6.02ct PRINCESS CUT SOLITAIRE CHAMPAGNE DIAMOND RING set in 18ct yellow gold claws flanked by heart shaped diamonds on an 18ct gold shank, total weight 7g. Size L/M (Diamond measure