A DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of rose cut diamonds to an openwork

AN ANTIQUE OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a cabochon opal in a cluster of rose cut diamonds, stamped 18CT & PLATINUM, size M / 6.25, 2.7g. 

AN OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cabochon opal in a cluster of rose cut diamonds, French import mark, size O / 7, 3.9g.

An early 20th century yellow gold, diamond, and pearl cluster ring, set with a cultured white pearl, approximately 6 mm, within a border of rose-cut diamonds, shank unmarked (likely 18ct gold), size R

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold, set with a cluster of rose cut diamonds, no assay marks, size P / 7.5, 2.5g.

AN ANTIQUE DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of old cut diamonds totalling 0.73 carats, stamped 18, size J / 4, 2.7g.

A DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of round brilliant cut diamonds all totalling 3.4-3.6 carats, full British hallmarks for 18ct gold, size N / 7, 6.0g.

A DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of round brilliant cut diamonds all totalling 1.8-2.0 carats, British import marks, size N / 6.5, 4.1g.

AN ANTIQUE GEORGIAN DIAMOND CLUSTER RING in yellow gold and silver, set with a cluster of rose cut diamonds, no assay marks, size Q1/2 / 8.5, 3.1g.

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold and silver, set with a floral cluster of rose cut diamonds, no assay marks, size N1/2 / 7, 3.2g. 

A DIAMOND CLUSTER RING in 18ct yellow gold, the geometric face set with a cluster of old cut diamonds all totalling 1.0-1.2 carats, stamped 750, size M / 6.25, 5.3g.

AN UNHEATED RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a round cut ruby of 1.14 carats, in a cluster of round cut diamonds, stamped PLAT 18CT, size O / 7.25, 4.1g. With a

A VINTAGE DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a floral cluster of old European and round brilliant cut diamonds, stamped 18ct & PLAT, size K1/2 / 5.5, 1.9g. 

A FINE RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold and white gold, set with an oval cut ruby of 7.05 carats in a cluster of old cut diamonds, the diamonds all totalling 1.3-1.4 carats, stamped 1

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of approximately 1.09 carats in a cluster of rose cut diamonds, no assay marks, size I1/2 / 4.5, 2.4g. 

AN ANTIQUE TURQUOISE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cabochon turquoise in a cluster of rose cut diamonds, no assay marks, size M1/2 / 6.5, 3.4g. 

A VINTAGE AMETHYST AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut amethyst in a border of rose cut diamonds, no assay marks, size O / 7, 4.1g.

A RUBY AND DIAMOND CLUSTER RING in yellow gold, set with a cushion cut ruby of approximately 0.39 carats in a cluster of rose cut diamonds, no assay marks, size N / 6.5, 1.8g.

NO RESERVE - A VINTAGE PEARL AND DIAMOND CLUSTER RING in yellow gold, set with a pearl in a cluster of rose cut diamonds, no assay marks, size I1/2 / 4.5, 1.5g. 

A DIAMOND DRESS RING in 18ct yellow gold and silver, the openwork face set with rose cut diamonds, stamped 750, size M1/2 / 6.5, 9.2g.

A DIAMOND CLUSTER RING in 18ct yellow gold, set with an antique cushion cut diamond of 1.51 carats in a cluster of old cut diamonds totalling 1.4-1.6 carats, the diamonds all totalling 2.9-3.1 carats,

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cushion cut emerald of 3.65 carats in a cluster of old cut diamonds totalling 1.8-2.0 carats, stamped 18ct, size O / 7, 7.4g.

AN AQUAMARINE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut aquamarine of 4.68 carats in a border of old cut diamonds, the diamonds all totalling 1.7-1.9 carats, stamped 18ct, siz

AN ANTIQUE PINK SPINEL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a round cut spinel of approximately 0.91 carats in a cluster of old cut diamonds, partial British hallmarks for London 192

A RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut ruby in a cluster of round brilliant cut diamonds, full British hallmarks, size N / 6.75, 3.8g.