An Edwardian 18ct gold sapphire and diamond dress ring.

An Edwardian 18ct gold sapphire and diamond dress ring. The cushion-shape sapphire, with old-cut diamond trefoil sides and tapered shoulders. Estimated dimensions of sapphire 6.1 by 5.4 by 3.1mms. Est

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

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.

An Edwardian 18ct gold sapphire and diamond ring. The graduated oval-shape sapphire line, with diamond point double spacers, to the palmette sides. Hallmarks for Birmingham, 1905. Ring size Q 1/2. Wei

An Edwardian 18ct gold sapphire and diamond ring. The graduated cushion-shape sapphire, with old-cut diamond double spacers, to the scrolling shoulders. Hallmarks for Birmingham, 1909. Ring size M. We

An 18ct gold sapphire and diamond dress ring. The three slightly graduated circular-shape sapphires, with brilliant-cut diamond double spacers and trefoil terminals. Estimated total diamond weight 0.1

An 18ct gold sapphire and diamond dress ring. Designed as a illusion-set diamond and circular-shape sapphire floral cluster, with openwork gallery and tapered shoulders. Hallmarks for London, 1979. Ri

An 18ct gold sapphire and diamond dress ring. The oval-shape yellow sapphire, with brilliant-cut diamond trefoil sides, to the plain band. Estimated total diamond weight 0.20ct. Hallmarks for Birmingh

An Edwardian 18ct gold sapphire and diamond ring. The cushion-shape sapphire graduated line, with diamond accent double spacers. Hallmarks for Chester, 1909. Ring size Q. Weight 2.7gms. Overall condit

An 18ct gold sapphire and diamond dress ring. The oval-shape sapphire duo, with brilliant-cut diamond accents and crossover band. Import marks for Birmingham, 1977. Ring size H. Weight 3.9gms.

An Edwardian 18ct gold sapphire and diamond ring. The graduated circular-shape sapphires, with rose-cut diamond accents, to the plain band. Hallmarks for Birmingham, 1906. Weight 3gms.

Two gold gem-set rings. To include an early 20th century 18ct gold sapphire and diamond dress ring, together with a 9ct gold sapphire seven-stone ring. Hallmarks for Birmingham, 1919 and Sheffield, 19

An Edwardian 18ct gold diamond and synthetic ruby dress ring. The alternating circular-shape synthetic ruby and old-cut diamond line, with scrolling shoulders. Hallmarks for Birmingham, 1901. Ring siz

Fabulous Modern 18ct white gold textured shank sapphire and diamond dress ring, set with 2 oval cut dark blue sapphires total weight of sapphires 2.22ct, and 20 round brilliant cut diamonds, total wei

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

Two Edwardian 18ct gold diamond and sapphire rings. Hallmarks for Birmingham and Chester, 1903 and 1908. Ring sizes L1/2 and O. 4.5gms.

Two early 20th century 18ct gold diamond and sapphire dress rings. To include a graduated oval-shape sapphire three-stone ring with diamond point double spacers, together with an alternating circular-

AN 18CT YELLOW GOLD EDWARDIAN SAPPHIRE AND DIAMOND RING.

Two late 19th and early 20th century gold diamond and gem-set rings. To include an Edwardian 18ct gold alternating graduated circular-shape sapphire and old-cut diamond ring, together with a 15ct gold

A SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with two rows of pear cut sapphires accented by a border of round brilliant cut diamonds, British hallmarks for 18ct gold, size L / 5.5, 6.4g.

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 GREEN SAPPHIRE AND DIAMOND DRESS RING, CIRCA 1940 in 18ct yellow gold, in abstract design, set with an emerald cut green sapphire and four round cut diamonds, stamped 18K, size O / 7, 7.3g.

AN ANTIQUE STAR SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and silver, set with a round cabochon star sapphire of 9.63 carats within a border of round cut diamonds, unmarked, size N / 6.5, 9.