A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an oval cut sapphire within two concentric

A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an oval cut sapphire within two concentric rows of round brilliant cut diamonds, each shoulder set with a trio of round brilliant cut diamonds,

TWO GEM-SET AND DIAMOND DRESS RINGS 1st: Set with an oval-cut treated quartz within a foliate mount set with brilliant-cut diamonds, vari-coloured sapphires and tsavorite garnets, 2nd: Set with an ova

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut sapphire within a halo of round cut diamonds, stamped 18ct Plat, size N / 6.5, 2

A SAPPHIRE AND DIAMOND DRESS RING, CIRCA 1940 in 18ct yellow gold and platinum, set with a step cut blue sapphire within a border of round cut diamonds, stamped 18ct Pt, size K / 5.25, 3.9g.

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut blue sapphire within a border of single cut diamonds, maker's mark SH&Co, st

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

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 SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with an oval cut blue sapphire of 1.36 carats within a border of round cut diamonds, with further diamonds set to the shoulder

NO RESERVE - A PINK SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold and platinum, set with an oval cut pink sapphire of 1.01 carats, between two round brilliant cut diamonds, stamped PLAT, size P

Platinum setting, prong set hot pink oval cut sapphire, apprx .84 cts., flanked by two round cut diamonds, apprx .50 cts. tdw., 4.9 grams. Ring size approximate 4.75.

Platinum, Sapphire, and Diamond Ring

Platinum ring set with an oval cut sapphire measuring approximately 7.39x5.45x4.09mm surrounded by two brilliant cut diamonds weighing approximately 0.15ct each. Weight: 8.6g - Size: 8.5

Two gem set rings, a Tahitian pearl necklace and a bracelet. Featuring A sapphire and diamond dress ring, centred with an oval-cut sapphire of purplish-blue, with diamond-embellished shoulders to a D-

Sapphire, Diamond, Platinum Ring. Centering one oval-cut sapphire, weighing approximately 1.39 ct., accented by twenty-two marquise-cut diamonds weighing a total of approximately 2.35 cttw., set in a

A SAPPHIRE AND DIAMOND CLUSTER DRESS RING in 18ct yellow gold and platinum, set with a round cabochon blue sapphire of 0.97 carats within a border of old cut diamonds, stamped 18ct Plat, size L1/2 / 6

AN ART DECO DIAMOND AND SAPPHIRE DRESS RING in yellow gold and platinum, of target design, set with a cluster of old European cut diamonds, within a border of calibre cut blue sapphires, with further

An 18ct gold sapphire and diamond dress ring. The oval-shape sapphire, within a pave-set old-cut diamond surround, to the bifurcated shoulders. Estimated total diamond weight 1.50cts. Hallmarks for Bi

Two 9ct gold diamond and gem-set rings. To include an oval-shape sapphire and brilliant-cut diamond dress ring, with an oval-shape emerald and single-cut diamond cluster ring. One diamond deficient. E

Two gem-set rings. To include an oval-shape sapphire and old-cut diamond dress ring, together with a 9ct gold synthetic ruby and colourless gem-set eternity ring. One with hallmarks for Birmingham, 19

Two diamond and gem-set rings. To include an oval-shape ruby and single-cut diamond dress ring, together with an 18ct gold calibre-cut sapphire and single-cut diamond dress ring. Estimated total diamo

A gem-set dress ring Collet-set with an oval cabochon sapphire within a raised mount, set with pairs of cabochon emeralds and rubies and bands of brilliant-cut diamonds (Ring size: N)

TWO GEM-SET RINGS 1st: The navette-shaped plaque, pavé-set with cushion-shaped diamonds, centrally-set with a circular-cut ruby, 2nd: The oval-cut sapphire within a brilliant-cut diamond surround

A 35.00CT STAR SAPPHIRE GOLD PLATINUM AND DIAMOND RING A 35.00CT STAR SAPPHIRE GOLD PLATINUM AND DIAMOND RING one polished oval star sapphire flanked by two triangular cut diamonds set in a 14K gold t

A SAPPHIRE AND DIAMOND DRESS RING set with an oval cut sapphire of 0.55 carats in a stylised cross shaped border of french cut sapphires and single cut diamonds, no assay marks, size N / 6.75, 4.2g.