A 8.85 CARAT BURMA NO HEAT SPINEL AND DIAMOND RING in 18ct yellow gold, set with a cushion cut

A BURMA NO HEAT PINK SPINEL AND DIAMOND RING in 18ct yellow gold, set with a cushion cut pink spinel of approximately 2.25 carats accented by rose cut diamonds, full British hallmarks, size L1/2 / 6,

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

AN ANTIQUE BURMA NO HEAT RUBY FIVE STONE RING in 18ct yellow gold, set with five graduated cushion cut rubies all totalling 2.0 carats, stamped 18ct, size N / 6.75, 4.3g. Accompanied by a gemological

AN ANTIQUE CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in 18ct yellow gold, the navette shaped face set with a cushion cut blue sapphire of 1.18 carats, within a surround of old European brilliant cut di

A PAIR OF BURMA NO HEAT RUBY AND DIAMOND EARRINGS in 18ct white gold and yellow gold, each set with a cushion cut ruby of 1.44 carats and 1.02 carats, accented by pear cut diamonds, unmarked, 2.7cm, 6

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

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cushion cut emerald of 3.65 carats in a cluster of old cut diamonds totalling 1.8-2.0 carats, stamped 18ct, size O / 7, 7.4g.

AN AQUAMARINE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cushion cut aquamarine of 2.00 carats, in a cluster of round brilliant cut diamonds, British hallmarks, size M / 6, 5.7g.

A RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cushion cut ruby of 1.11 carats in a border of round and baguette cut diamonds totalling 0.54 carats, stamped 18K, size M / 6, 5.1g.

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,

AN ORANGE SAPPHIRE AND DIAMOND RING in 18ct white and yellow gold, set with a cushion cut orange sapphire of approximately 5.4 carats between two trilliant cut diamonds totalling 0.8-0.9 carats, maker

NO RESERVE - A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in yellow gold, set with a cushion cut blue sapphire of 3.49 carats accented by rose cut diamonds, on a twisted wire band, no assay marks, size

AN ANTIQUE FIRE OPAL AND DIAMOND RING in 18ct yellow gold and silver, set with a cushion cut fire opal of 1.72 carats, within a border of single cut diamonds, stamped 18, size M / 6.25, 3.2g.

AN ANTIQUE SAPPHIRE AND DIAMOND RING, 19TH CENTURY in 18ct yellow gold, set with a cushion cut sapphire of 0.95 carats, within a border of old cut diamonds, signed RS, stamped 18ct, size M / 6.25, 3.8

A CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with a cushion cut sapphire of 4.79 carats in a cluster of round brilliant cut diamonds, no assay marks, size K1/2 / 5.5, 6.7g. A

AN ANTIQUE PINK SPINEL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a round cut spinel of approximately 0.91 carats in a cluster of old cut diamonds, partial British hallmarks for London 192

AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and platinum, set with a cushion cut blue sapphire of 0.93 carats, within a border of old cut diamonds, stamped Pt 18ct, size M / 6, 3.1

A TANZANITE AND DIAMOND DRESS RING in 18ct yellow gold, the tapering band set with a cushion cut tanzanite of 1.09 carats, between shoulders set with round cut diamonds, stamped 18K, size P / 7.5, 4.6

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 BURMA NO HEAT RUBY AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut ruby of 0.87 carats in a cluster of round brilliant cut diamonds totalling 1.04 carats, stamped 18CT, size N / 6.

AN ANTIQUE BURMA NO HEAT PINK SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval cut pink sapphire of 1.36 carats in a cluster of old cut diamonds, on a bifurcated band, no

AN ANTIQUE VICTORIAN DIAMOND AND RUBY DRESS RING, 1897 in 18ct yellow gold, set with a trio of graduated old cut diamonds, the largest of 0.38 carats, punctuated by two cushion cut rubies, and accente

A VINTAGE PINK SAPPHIRE AND DIAMOND BOMBE RING in the style of Buccellati, in 18ct white gold and yellow gold, the tapering band set with a cushion cut pink sapphire of 4.38 carats, accented by cluste

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