An 18ct gold sapphire and diamond dress ring.Estimated

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

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 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 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 duo, with brilliant-cut diamond accents and crossover band. Import marks for Birmingham, 1977. Ring size H. Weight 3.9gms.

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 early to mid 20th century platinum and 18ct gold old-cut diamond floral dress ring.Estimated total diamond weight 1.20cts, H-I colour, SI1-P1 clarity.Ring size O1/2. 3.3gms.

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

An 18ct gold synthetic pink sapphire and diamond cluster ring.Estimated total diamond weight 0.20ct.Hallmarks for London.Ring size L. 2.9gms.

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-

Three diamond and gem-set rings. To include a 9ct gold sapphire three-stone ring, a 9ct gold amethyst and diamond cluster ring, together with a diamond dress ring. Estimated total diamond weight 0.25c

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.

A late Victorian 18ct gold vari-shape sapphire and old-cut diamond marquise-shape cluster ring, estimated total diamond weight 1ct, hallmarks for Birmingham 1890, ring size M, 5.7g

An 18ct gold diamond and sapphire seven-stone ring. Estimated total diamond weight 0.15ct. Hallmarks for Birmingham. Ring size M. 2.2gms.

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.

A SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, set with a trio of cushion and round cut blue sapphires within borders of old cut diamonds, stamped 18ct, size L / 5.75, 3.7g.

A SAPPHIRE, RUBY AND DIAMOND DRESS RING in 18ct gold, the rectangular face set centrally with a cabochon sapphire, the face accented by fancy cut sapphires and rubies and round brilliant cut diamonds,

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.