A BURMA NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with a cushion c...

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

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 SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval cut sapphire of approximately 1.29 carats in a cluster of old cut diamonds, no assay marks, size N1/2 / 7, 2.6g

NO RESERVE - A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in yellow gold and silver, set with an oval cabochon sapphire of 9.00 carats in a border of old cut diamonds, Austrian assay marks, size M / 6,

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with a round cut sapphire in cluster of old cut diamonds, each shoulder set with a further old cut diamond, no assay marks,

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

NO RESERVE - AN ANTIQUE SAPPHIRE AND DIAMOND PENDANT in yellow gold and silver, set with a cushion cut sapphire in a double border of rose cut diamonds, no assay marks, 3.8cm, 6.0g.

A SAPPHIRE AND DIAMOND DRESS RING in yellow gold and silver, set with a cushion cut blue sapphire of 1.10 carats, accented by rose cut diamonds, no assay marks, size P / 7.5, 3.6g.

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,

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

AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING, CIRCA 1900 in yellow gold and silver, the navette face set with a cushion cut blue sapphire accented by rose cut diamonds, with pierced decoration to the sh

A FINE ANTIQUE PINK TOURMALINE AND DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with a cushion cut pink tourmaline of 10.50 carats within a cluster of old cut diamonds all totalling 2.5-2

A BURMA NO HEAT SAPPHIRE AND DIAMOND RING set with a cushion cut sapphire of 4.40 carats within a cluster of round cut diamonds, no assay marks, size M / 6, 6.3g. Accompanied by two gemmological repor

Platinum topped 14k yellow gold Edwardian style cluster ring with a cushion set dark blue sapphire center (8.5 x 6.5mm), surrounded by 12 prong set early cut rounds diamonds (2.88mm each) with an expa

Vintage 14K yellow gold blue sapphire and diamond cluster ring, set with three pear-shaped and marquise shaped sapphires and three round brilliant cut diamonds; approx: 0.15 cttw., marked: "14KT / ©

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of approximately 1.09 carats in a cluster of rose cut diamonds, no assay marks, size I1/2 / 4.5, 2.4g. 

AN ANTIQUE GEORGIAN DIAMOND CLUSTER RING in yellow gold and silver, set with a cluster of rose cut diamonds, no assay marks, size Q1/2 / 8.5, 3.1g.

AN ANTIQUE RUBY AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval ruby in a border of rose cut diamonds, no assay marks, size P1/2 / 8, 3.0g.

AN ANTIQUE RUBY AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval ruby in a border of rose cut diamonds, no assay marks, size P1/2 / 8, 3.0g.

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold and silver, set with a floral cluster of rose cut diamonds, no assay marks, size N1/2 / 7, 3.2g. 

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire in a cluster of round brilliant cut diamonds, indistinct full British hallmarks, size J / 4.75, 1.5g.

A SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with a round cut diamond and six round cut sapphires in floral motif, marked indistinctly, size N / 6, 3.6g.

AN AMETHYST AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval cut amethyst within a border of flat cut diamonds, no assay marks, size P / 7.5, 2.7g.

A RUBY AND DIAMOND CLUSTER RING in yellow gold, set with a cushion cut ruby of approximately 0.54 carats in a cluster of old cut diamonds totalling 0.8-0.9 carats, no assay marks, size M / 6, 4.2g.