AN IMPERIAL TOPAZ AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an octagonal step cut imperial topaz of 9.66 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling 1.4-1.5 carats, stamped 18ct, size O / 7, 8.9g.

Estimate £8,000 - £12,000

AN ANTIQUE PASTE CLUSTER RING in yellow gold, set with a cluster of old cut paste to stylised scroll design shoulders, no assay marks, size P / 7.75, 3.3g. 

Estimate £600 - £800

AN ANTIQUE GEORGIAN BLOODSTONE SWIVEL RING in 18ct yellow gold, set with a swivel rectangular bloodstone plaque to scroll design shoulders, full British hallmarks for London 1827, size U / 10.25, 3.8g. 

Estimate £800 - £1,200

A 4.12 CARAT BURMA NO HEAT RUBY RING in yellow gold, set with a round cut ruby of 4.12 carats, no assay marks, size P / 7.75, 3.9g. Accompanied by a gemmological report stating that the ruby is of Burmese (Myanmar) origin with no indication of heat t

Estimate £20,000 - £30,000

AN ANTIQUE RUBY AND DIAMOND RING in yellow gold and silver, set with an oval cut ruby between two rose cut diamonds, no assay marks, size O / 7.25, 2.5g.

Estimate £1,000 - £1,500

A VINTAGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cushion cut sapphire of approximately 1.55 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling 0.8-1.0 carat, partially obscured British hallmarks

Estimate £2,000 - £3,000

AN ANTIQUE DIAMOND CLUSTER RING in yellow gold, set with a cluster of rose cut diamonds, to an scroll setting, indistinct assay marks, size M1/2 / 6.5, 5.4g. 

Estimate £1,000 - £1,500

AN INDIAN PINK TOURMALINE AND ENAMEL RING in yellow gold, set with a Mughal carved pink tourmaline to a surround of green enamel, to a green enamel accented band, no assay marks, size N1/2 / 7, 28.8g. 

Estimate £4,000 - £6,000

A NATURAL PEARL AND DIAMOND RING in white gold, set with a pearl of 11.1mm, the shoulders set with baguette cut diamonds, no assay marks, size J1/2 / 5, 4.2g. Accompanied by a gemmological report stating that the pearl is natural and of freshwater or

Estimate £1,500 - £2,500

A FINE DIAMOND DRESS RING the openwork face set throughout with old cut diamonds, no assay marks, size M / 6, 4.2g.

Estimate £1,000 - £1,500

A 1.25 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING set with a rose cut diamond of 1.25 carats, no assay marks, size N1/2 / 7, 3.8g. 

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with a cushion cut sapphire of approximately 1.03 carats in a cluster of old mine cut diamonds, the diamonds all totalling 0.8-1.0 carats, no assay marks, size M / 6.25, 2.4g.

Estimate £1,000 - £1,500

AN ANTIQUE AGATE DRESS RING set with a cabochon cut agate to scrolled detailed setting and shoulders, no assay marks, size Q1/2 / 8.5, 10.2g.

Estimate £400 - £600

A CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cut blue sapphire of 14.80 carats, within a border of round brilliant cut diamonds, the diamonds all totalling 1.50-1.80 carats, no assay marks, size O / 7, 8.7g. Accompanied by a ge

Estimate £30,000 - £40,000

A SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamond of approximately 1.43 carats, the stylised shoulders set with round cut diamonds, stamped PLAT, size P / 7.5, 4.0g.

Estimate £2,000 - £3,000

A GARNET RING in yellow gold, set with a cabochon cut garnet, no assay marks, size N1/2 / 7, 3.5g. 

Estimate £600 - £800

A SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of approximately 1.23 carats in a double cluster of round brilliant cut diamonds, the diamonds all totalling 1.0-1.1 carats, no assay marks, size M / 6.25, 5.9g. 

Estimate £1,000 - £1,500

AN AQUAMARINE AND DIAMOND RING set with a rectangular step cut aquamarine of approximately 9.10 carats, the stepped shoulders set with round brilliant cut diamonds, no assay marks, size M1/2 / 6.5, 5.8g.

Estimate £1,000 - £1,500

CARTIER, A TRINITY DE CARTIER DIAMOND RING in 18ct yellow, white and rose gold, the three interlocking bands set with round brilliant cut diamonds totalling 1.5-1.7 carats, signed Cartier and numbered, size P / 7.75, 9.3g. 

Estimate £4,000 - £6,000

AN EXCEPTIONAL CAT'S EYE CHRYSOBERYL AND DIAMOND RING in yellow gold and silver, set with a large oval cabochon cat's eye chrysoberyl of 19.09 carats, within a border of old cut diamonds, no assay marks, size P / 7.75, 9.5g. Accompanied by a gemmolog

Estimate £20,000 - £30,000

A SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, the navette shaped face set with an old cut diamond accented by step cut sapphires and single cut diamonds, stamped 750, size M / 6.25, 4.1g.

Estimate £800 - £1,200

A SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cut sapphire in a double border of single cut diamonds, the shoulders set with trios of further single cut diamonds, stamped PT950, size M / 6.26, 5.1g.

Estimate £1,000 - £1,500

A PAIR OF DIAMOND, RUBY, SAPPHIRE AND EMERALD FLOWER CLIP EARRINGS in 14ct yellow and white gold, each earring designed as a cluster of two flowers, one flower set to the centre with a cabochon cut ruby and one set with a cabochon cut sapphire, accen

Estimate £4,000 - £6,000

AN AQUAMARINE AND DIAMOND DRESS RING in 14ct yellow gold, set with an oval cut aquamarine of approximately 1.70 carats to a surround of round brilliant cut diamonds, stamped 14k, size R / 8.75, 8.5g. 

Estimate £800 - £1,200

A RUBY AND DIAMOND SNAKE RING in 18ct white and yellow gold, designed as a coiled snake, pave set with round brilliant cut diamonds all totalling 1.9-2.0 carats, the eyes set with oval cut rubies, stamped 750, size M / 6, 9.5g. 

Estimate £1,500 - £2,500

AN ANTIQUE RED SPINEL AND DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with a cushion cut red spinel in a cluster of old cut diamonds, inscribed 'Henry Green', no assay marks, size O1/2 / 7.5, 4.1g.

Estimate £1,500 - £2,000

AN ANTIQUE GEORGIAN GARNET AND PEARL RING in yellow gold, set with a seed pearl in a cluster of flat cut garnets, accented by further flat cut garnets, no assay marks, size I1/2 / 4.5, 1.9g.

Estimate £400 - £600

AN ANTIQUE PEARL AND ENAMEL RING in yellow gold, set with five pearls accented by black enamel, the reverse with a glass covered locket panel, no assay marks, size J1/2 / 5, 2.2g.

Estimate £300 - £500

AN ANTIQUE DIAMOND, PEARL AND ENAMEL MOURNING RING, 18TH CENTURY AND LATER in yellow gold, the oval face set with three old cut diamonds on a blue guilloche enamel background, within a border of white enamel and pearls, the reverse inscribed 'Martha

Estimate £800 - £1,200

A BURMA NO HEAT STAR SAPPHIRE AND PEARL RING in yellow gold, set with a cabochon star sapphire of 15.13 carats in a border of pearls, shank not present, no assay marks, size R 1/2 / 9, 10.5g. Accompanied by a gemmological report stating the star sapp

Estimate £4,000 - £6,000

A GARNET, DIAMOND AND ENAMEL RING in yellow gold, set with a cabochon garnet set with a diamond set star, in a border of white enamel with gold detailing, no assay marks, M / 6.25, 4.8g.

Estimate £500 - £700

A DIAMOND DRESS RING in yellow gold, set with an emerald cut diamond of 1.54 carats to a stylised surround of round brilliant cut diamonds, the diamonds all totalling 7.0-7.2 carats, no assay marks, size L1/2 / 6, 13.9g. 

Estimate £10,000 - £15,000

AN ANTIQUE CARNELIAN INTAGLIO RING in yellow gold, set with an oval carnelian intaglio carved to depict a man, accented by beaded decoration and gazelles, no assay marks, size Q / 8.25, 8.7g.

Estimate £600 - £800

AN EMERALD AND DIAMOND NAVETTE RING in yellow gold, the navette face set with alternating rows of cushion cut emeralds and old cut diamonds, no assay marks, size O / 7.25, 3.8g.

Estimate £800 - £1,200

AN ANTIQUE GARNET RING in yellow gold, set with a cabochon cut garnet, no assay marks, size K / 5.5, 1.3g.

Estimate £1,000 - £1,500

A LAVENDER JADE, ONYX, DIAMOND AND RUBY SALAMANDER DRESS RING in 18ct white gold, set with a polished lavender jadeite jade and a polished onyx with two applied salamander motifs pave set with round brilliant cut diamonds, the eyes set with round cut

Estimate £4,000 - £6,000

A BURMA NO HEAT RUBY AND DIAMOND RING in yellow gold, set with an oval cut ruby of 9.96 carats in a border of round brilliant cut diamonds, no assay marks, size Q / 8, 15.8g. Accompanied by a gemmological report stating that the ruby of of Burmese (M

Estimate £60,000 - £80,000

A CITRINE DRESS RING in yellow gold, the abstract band set with a cabochon citrine, no assay marks, size Q / 8, 6.3g.

Estimate £300 - £500