A RUBY AND DIAMOND TARGET RING set with an old cut diamond of 2.01 carats, within a square border

A RUBY AND DIAMOND TARGET RING set with an old cut diamond of 2.01 carats, within a square border set with step cut rubies, no assay marks, size J / 4.5, 2.8g.

A RUBY AND DIAMOND TARGET RING set with a principal old cut diamond of 0.40 carats in a concentric border of calibre cut rubies and single cut diamonds, no assay marks, size N / 6.5, 5.5g.

An 18ct white gold, diamond, and ruby ring, in a target style, centred with a round brilliant-cut diamond of approximately 0.70 carats, within a six-pointed star border calibre-set with mixed-cut ribi

A SAPPHIRE AND DIAMOND TARGET RING set with an old cushion cut diamond of 0.55 carats, in a border of calibre cut sapphires, the shoulders accented with single cut diamonds, no assay marks, size N / 6

AN ANTIQUE DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with an old cut diamond of 0.35 carats within a border of smaller old cut diamonds, unmarked, size M / 6.25, 2.6g.

A DIAMOND CLUSTER DRESS RING in 18ct yellow gold, set with a central old cut diamond of 0.91 carats, within a border of further old cut diamonds, all totalling 2.5-2.7 carats, marked indistinctly, siz

A DIAMOND CLUSTER DRESS RING in 18ct gold, set with a principal old cut diamond of 0.54 carats within a scalloped border of further old cut diamonds, the diamonds all totalling 0.9-1.0 carats, stamped

A FINE DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a principal old European cut diamond of 0.72 carats within a border of single cut diamonds, stamped 18ct Plat, size N1/2 / 7, 2.7

AN ANTIQUE DIAMOND CLUSTER DRESS RING in 18ct yellow gold and silver, set with a central old cut diamond of 0.42 carats within concentric borders of old cut diamonds, the diamonds all totalling 2.1-2.

NO RESERVE - AN ART DECO DIAMOND AND RUBY DRESS RING in 18ct yellow gold, the hexagonal face set with old European brilliant cut diamonds, within a border of step cut rubies, stamped 18, size Q / 8, 2

A PAIR OF UNHEATED RUBY AND DIAMOND STUD EARRINGS each set with a cushion cut ruby, both totalling 2.37 carats, within foliate borders set with old cut diamonds, stamped 750 to the butterflies, 1.2cm,

A BURMA NO HEAT SAPPHIRE AND DIAMOND RING set with a cushion cut blue sapphire of 4.18 carats, within a graduated border of old cut and round cut diamonds, no assay marks, size N / 6.75, 4.0g. Accompa

A diamond and emerald oval cluster ring set with an emerald of approximately 1.30 carats, within a border of old-cut diamonds, the white metal shank unmarked (tests as silver), size N.

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

NO RESERVE - AN UNHEATED RUBY AND DIAMOND RING set with a central round cut ruby of 2.32 carats, within a border of round brilliant cut diamonds, to a bifurcated band, no assay marks, size R / 8.5, 5.

A TANZANITE, RUBY AND DIAMOND RING in 18ct white gold, set with an oval cabochon tanzanite of 20.78 carats, within a border of round cut diamonds, accented by round cut rubies to the shoulders, stampe

A RUBY AND DIAMOND CLUSTER RING a cushion-cut ruby within a border of old-cut diamonds, to diamond-set shoulders. Estimated total diamond weight 0.90ct, ring size M, 4.2 grams Good condition. The r

AN ANTIQUE SAPPHIRE AND DIAMOND RING, 19TH CENTURY in 18ct yellow gold, set with a cushion cut sapphire of 0.95 carats, within a border of old cut diamonds, signed RS, stamped 18ct, size M / 6.25, 3.8

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

NO RESERVE - AN ANTIQUE VICTORIAN RUBY AND DIAMOND RING, 1899 in 18ct yellow gold, the navette shaped face set with a trio of graduated cushion cut rubies, within a border of old cut diamonds, maker's

AN ART DECO DIAMOND AND SAPPHIRE RING in yellow gold, of target design, the face set with a central old cut diamond within a border of calibre cut sapphires and a further border of single cut diamonds

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

A 19th century diamond cluster ring, the oval silver mount centred with a bezel-set mixed oval-cut diamond of approximately 0.70 carats, within a border of small old-cut diamonds, the yellow metal sha

VINTAGE RUBY AND DIAMOND CROSS RING in 18ct yellow gold, the band set with step cut rubies in cross design within a square border of round cut diamonds, French marks, size Q / 8, 13.9g.