A SAPPHIRE AND DIAMOND DRESS RING, the central rectangular-cut sapphire within a surround of

A sapphire and diamond dress ring. The rectangular-shape sapphire collet, within a single-cut diamond surround, to the plain band. Estimated total diamond weight 0.50ct. Weight 6.9gms.

A SAPPHIRE AND DIAMOND DRESS RING, the central oval-shaped sapphire weighing approx. 15.00cts within a rose-cut diamond surround, mounted in gold, ring size P

SAPPHIRE AND DIAMOND DRESS RING The oval-cut sapphire within a surround of marquise and tapered baguette-cut diamonds, diamonds approx. 5.30cts total, ring size approx. L½

A sapphire and diamond dress ring. The calibre-cut sapphire marquise-shape panel, within brilliant-cut diamond scalloped surround. One sapphire deficient. Estimated total diamond weight 0.40ct. Ring s

A SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, the oval cut sapphire within a marquise shaped surround of round cut diamonds totalling 0.65 carats, British import marks, size O / 7.25, 3.2g.

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 DRESS RING, the oval-shaped sapphire within a brilliant-cut diamond surround and similarly-cut diamond shoulders, mounted in 14K gold, ring size J½

Two sapphire and diamond dress rings. The first designed as a marquise-shape sapphire, within a single-cut diamond surround, the second designed as a square-shape sapphire with an openwork surround an

A mid 20th century sapphire and diamond cluster ring. The rectangular-shape sapphire, within an old-cut diamond surround, to the grooved shoulders and plain band. Estimated total diamond weight 0.35ct

A mid 20th century platinum, sapphire and diamond cluster ring. The rectangular-shape sapphire, within a circular-cut diamond scalloped surround, to the openwork gallery. Estimated total diamond weigh

A sapphire and diamond dress ring. The oval-shape sapphire line, within a single-cut diamond surround. Estimated total diamond weight 0.75ct. Ring size Q. Weight 5.8gms.

An 18ct gold sapphire and diamond dress ring. The graduated oval-shape sapphire line, within a single-cut diamond textured surround. Estimated total diamond weight 0.10ct. Hallmarks for London, 1977.

A 9ct gold sapphire and diamond dress ring. The oval-shape sapphire, within a single-cut diamond elongated claw setting, to the similarly-cut diamond surround and sides. Diamond weight 0.20ct, stamped

A CEYLON NO HEAT SAPPHIRE AND DIAMOND DRESS RING set with a cushion cut blue sapphire of 4.10 carats, within a rectangular border set with old cut and baguette cut diamonds, the diamonds all totalling

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

A PINK SAPPHIRE AND DIAMOND CLUSTER RING, composed of a central oval-shaped pink sapphire within a baguette-cut diamond surround to similarly-cut and single-cut diamond shoulders, mounted in 18K gold,

A sapphire and diamond dress ring. The circular-shape sapphire collets, within a single-cut diamond figure eight surround, with similarly-cut diamond accent sides and bifurcated shoulders. Estimated t

A 9ct gold sapphire and diamond dress ring. The marquise-shape sapphire quatrefoil and bead highlight, within a single-cut diamond scalloped surround, to the tapered shoulders and plain band. Hallmark

A ruby and diamond dress ring. The oval-shape ruby, within a calibre-cut sapphire and brilliant-cut diamond geometric surround, to the similarly-cut diamond line shoulders and plain band. Estimated to

A gem-set ring and earrings. The ring designed as a rectangular-shape sapphire within a single-cut diamond surround, the earrings each designed as a pear-shape sapphire with colourless gem surround an

SAPPHIRE AND DIAMOND CLUSTER RING The oval-cut sapphire within a surround of cushion-shaped diamonds, diamonds approx. 0.80ct total, ring size approx. P Footnotes: Accompanied by a report from GCS sta

SAPPHIRE AND DIAMOND CLUSTER RING The circular-cut sapphire within a surround of brilliant-cut diamonds, ring size approx. S½

SAPPHIRE AND DIAMOND CLUSTER RING The oval-cut sapphire within a surround of brilliant and single-cut diamonds, diamonds approx. 0.50ct total, ring size approx. M For further information on this lot p

14K yellow gold sapphire and diamond ring with a central rectangular cut natural sapphire, approx. .50 ct, bezel set and framed with approx. .30ct channel set brilliant cut diamonds. Size 10 and weigh