AN ANTIQUE DIAMOND RING in yellow gold and platinum, set with three rose cut diamonds, stamped PLAT

AN ANTIQUE MOONSTONE AND DIAMOND RING in 18ct yellow gold, set with three cabochon moonstone accented by rose cut diamonds, stamped 18CT, size O / 7, 4.8g.

AN ANTIQUE RUBY AND DIAMOND RING in 18ct yellow gold, set with three oval cut rubies accented by rose cut diamonds, stamped 18CT, size M / 6, 2.7g.

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 ANTIQUE OPAL AND DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with three cabochon opals, accented by round cut diamonds, stamped 18CT & PT, size L / 5.75, 2.7g.

NO RESERVE - A PINK SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold and platinum, set with an oval cut pink sapphire of 1.01 carats, between two round brilliant cut diamonds, stamped PLAT, size P

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow gold and platinum, set with a square step cut blue sapphire between two round cut diamonds, stamped Plat 18ct, size N / 6.5, 2.1g.

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut sapphire within a halo of round cut diamonds, stamped 18ct Plat, size N / 6.5, 2

AN ANTIQUE DIAMOND RING in yellow gold, set with three rose cut diamonds in a trefoil formation, the band set with further rose cut diamonds, no assay marks, size K1/2 / 5.5, 3.3g.

AN ANTIQUE DIAMOND DRESS RING in 14ct yellow gold, set with a rose cut diamond, stamped 585, size O / 7, 3.8g.

AN ANTIQUE THREE STONE DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with three rose cut diamonds on a stylised gold band, no assay marks, size L1/2 / 6, 2.5g.

AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with three round cut sapphires accented by rose cut diamonds, partially rubbed British hallmarks for 18ct gold, size M / 6, 3.5g.

AN ANTIQUE PEARL AND DIAMOND RING in 18ct yellow gold, set with a row of five graduated half pearls accented by rose cut diamonds, stamped 18, size N / 6.75, 2.7g. 

AN ANTIQUE PEARL AND DIAMOND RING in 18ct yellow gold, set with three pearls punctuated by pairs of old cut diamonds, stamped 18ct, size O / 7, 4.3g.

A SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with an old cut diamond of approximately 0.67 carats, stamped PLAT, size P1/2 / 7.75, 3.2g.

AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by pairs of old cut diamonds, stamped 18ct, size N / 6.75, 4.2g. 

AN ANTIQUE MOONSTONE, ENAMEL AND DIAMOND RING in yellow gold, set with three cabochon moonstones within a scrolling border of blue enamel, accented by rose cut diamonds, no assay marks, size P / 7.5,

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. 

AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with three round and cushion cut sapphires, punctuated by pairs of rose cut diamonds, maker's mark 'E&S', full British hallmarks for 18ct

AN EMERALD AND DIAMOND DRESS RING in 18ct gold and platinum, set with a square step cut emerald accented by single cut and rose cut diamonds, stamped 18ct Plat, size M / 6.25, 3.2g.

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

SOLITAIRE DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an old cut diamond, between geometric shoulders, stamped 18ct Plat, size K / 5.25, 2.2g.

AN EMERALD AND DIAMOND CLUSTER RING in yellow gold and platinum, set with an octagonal step cut emerald of approximately 2.95 carats in a cluster of single cut diamonds, stamped PLAT, size Q / 8.25, 4

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 SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with a transitional cut diamond of 0.62 carats, with further diamonds to the shoulders, stamped 18ct Plat, size N / 6.5, 2.3g.