A DIAMOND FULL ETERNITY RING set all around with a row of baguette cut diamonds, no assay marks, size Q1/2 / 8.5, 4.1g. 

Estimate £800 - £1,200

A RUBY AND SAPPHIRE CROSSOVER RING set with a round cabochon sapphire and a round cabochon ruby, the band with a satin finish, stamped 18K 14K, size L / 5.75, 11.1g. 

Estimate £600 - £800

A CORAL AND SAPPHIRE RING comprising polished coral and a dome pave set with round cut sapphires, stamped 750, size L1/2 / 6, 15.2g. 

Estimate £1,000 - £1,500

MARINA B, A PINK TOURMALINE PATRIZIA RING set with an oval cut pink tourmaline of approximately 5.07 carats, signed Marina and numbered, stamped 750, size K / 5.25, 11.0g. 

Estimate £1,500 - £2,500

AN AMETHYST RING set with an oval cabochon amethyst on a fluted mount, stamped 18k, size L1/2 / 6, 11.2g.  

Estimate £350 - £450

GUCCI, A HORSEBIT RING in crossover design, signed Gucci, Italian assay marks, stamped Au750, size N / 6.75, 10.8g. 

Estimate £1,500 - £2,500

A RUBY AND DIAMOND RING set with three rows of square step cut rubies accented by pave set round brilliant cut diamonds, inscribed D0.50 R4.20, stamped 18KT, size N / 6.75, 11.7g. 

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of approximately 1.12 carats between two baguette cut diamonds, stamped 750, size I / 4.25, 3.3g.

Estimate £400 - £600

VAN CLEEF & ARPELS, A DIAMOND SWEET ALHAMBRA RING in 18ct white gold, designed as a quatrefoil motif pave set with round brilliant cut diamonds, signed VCA and numbered, French assay marks, stamped Au750, size H1/2 / 4, 3.3g. 

Estimate £3,000 - £5,000

AN AQUAMARINE AND DIAMOND RING in platinum, set with an octagonal step cut aquamarine of 3.75 carats in a border of baguette and trapezoid cut diamonds, the diamonds all totalling 1.07 carats, partial British hallmarks, size M / 6.25, 7.5g. 

Estimate £3,000 - £5,000

A SOLITAIRE DIAMOND RING set with a round brilliant cut diamond of 2.31 carats, accented on each side by a tapered baguette cut diamond, stamped PLT, size K1/2 / 5.5, 6.7g. Accompanied by a gemmological report stating the diamond is I colour and SI2

Estimate £8,000 - £12,000

VAN CLEEF & ARPELS, A DIAMOND PERLEE RING set all around with a row of round brilliant cut diamonds, accented by two rows of gold beads, signed VCA and numbered, stamped Pt950, size I / 4.25, 4.7g. 

Estimate £3,000 - £5,000

AN AQUAMARINE AND DIAMOND RING set with an octagonal step cut aquamarine of approximately 10.20 carats, accented by trios of round brilliant cut diamonds, stamped 750, size Q / 8.25, 9.6g.

Estimate £1,000 - £1,500

BUCHERER, A SOLITAIRE DIAMOND RING in 18ct white gold, set with a round brilliant cut diamond of 0.20 carats, signed Bucherer, Swiss assay marks, size M / 6.25, 2.4g. Accompanied by a Bucherer jewellery box. Current retail price £1,400. 

Estimate £200 - £300

A RUBY AND DIAMOND DRESS RING the openwork ring set with three old cut diamonds, in a border of calibre cut rubies and single cut diamonds, stamped Pt, size M / 6.25, 6.0g. 

Estimate £2,500 - £3,500

A TANZANITE AND DIAMOND CLUSTER RING set with a round cabochon tanzanite of 9.28 carats in a cluster of round brilliant cut diamonds, old cut diamonds set to the shoulders, stamped PLAT, size M / 6.25, 8.4g. 

Estimate £1,200 - £1,600

A RUBY AND DIAMOND CLUSTER RING set with an oval cut ruby of 1.31 carats in a cluster of round brilliant cut diamonds, the shoulders set with further round brilliant cut diamonds, the diamonds all totalling 0.61 carats, stamped PT950, size M / 6.25,

Estimate £3,000 - £5,000

A DIAMOND FULL ETERNITY RING set all around with a row of baguette cut diamonds, stamped 750, size J1/2 / 5, 4.0g. 

Estimate £1,000 - £1,500

A VINTAGE CORAL DRESS RING in yellow gold, set with two round cabochon corals accented by foliate decoration, no assay marks, size R / 8.5, 9.3g. 

Estimate £600 - £800

A BOULDER OPAL RING in 18ct yellow gold, set with a cabochon boulder opal, partial British hallmarks, size N1/2 / 7, 4.7g. 

Estimate £400 - £600

A GOLD BAND RING in 9ct yellow gold, the band in tapering design, partial British hallmarks, size V / 10.5, 14.5g.

Estimate £500 - £700

AN AQUAMARINE AND DIAMOND DRESS RING set with a cushion cut aquamarine accented on each side by a princess cut diamond, stamped 14K, size K / 5.25, 10.8g. 

Estimate £1,000 - £1,500

AN AMETHYST RING set with an oval cut amethyst on a tapering band, stamped 10K, size S / 9, 9.2g. 

Estimate £300 - £500

A TIGER'S EYE DRESS RING set with an oval cabochon tiger's eye, marked indistinctly, size T / 9.5, 6.0g. 

Estimate £200 - £300

A SPINEL AND SAPPHIRE RING set with oval cut red spinels and blue sapphires in a quatrefoil motif, accented by beaded borders, no assay marks, size K1/2 / 5.5, 3.4g. 

Estimate £500 - £700

A DIAMOND FULL ETERNITY RING in 18ct yellow gold, set all around with a row of round brilliant cut diamonds, the diamonds all totalling 1.25 carats, full British hallmarks, size N / 6.75, 3.6g. 

Estimate £1,800 - £2,200

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of approximately 2.85 carats, accented by round and baguette cut diamonds, stamped 750, size M / 6.25, 3.4g. 

Estimate £1,500 - £2,500

AN AQUAMARINE AND DIAMOND RING set with an octagonal step cut aquamarine of approximately 3.10 carats, between two tapered baguette cut diamonds, stamped 750, size J / 4.75, 4.8g. 

Estimate £800 - £1,200

A SOLITAIRE DIAMOND RING in 18ct white gold, set with a radiant cut diamond of 1.81 carats, accented on each side by a tapered baguette cut diamond, full British hallmarks, size K / 5.25, 4.4g. Accompanied by a GIA report stating the diamond is F col

Estimate £8,000 - £12,000

A TANZANITE AND DIAMOND RING in platinum, set with a cushion cut tanzanite of 2.62 carats in a border of round brilliant and baguette cut diamonds, the band set with further round brilliant cut diamonds, full British hallmarks, stamped PT950, size M

Estimate £1,500 - £2,500

AN EMERALD AND DIAMOND HALF ETERNITY RING half set with a row of square step cut emeralds, accented by rows of round brilliant cut diamonds, stamped 750, size L / 5.75, 7.4g. 

Estimate £600 - £800

A RUBY AND DIAMOND ETERNITY RING set all around with a row of French cut rubies, accented by round brilliant cut diamonds, no assay marks, size P / 7.5, 8.7g. 

Estimate £800 - £1,200

A BURMESE TYPE A LAVENDER JADEITE JADE AND DIAMOND RING set with a cabochon lavender jadeite jade of 35.48 carats in a border of round cut diamonds, stamped 750, size M1/2 / 6.5, 16.0g. Accompanied by gemmological report stating that the jadeite is t

Estimate £1,000 - £1,500

NO RESERVE - A TYPE A JADEITE JADE AND DIAMOND RING set with an oval cabochon jadeite jade, accented on each side by trios of round cut diamonds, stamped Au750, size O1/2 / 7.5, 3.4g. Accompanied by a gemmological report stating that the jadeite jade

Estimate £400 - £600

A DIAMOND DRESS RING comprising two bands in crossover design, pave set with round brilliant cut diamonds, the diamonds all totalling 1.5-1.7 carats, signed Raima, stamped 750, size K1/2 / 5.5, 13.1g. 

Estimate £1,000 - £1,500

AN AQUAMARINE AND DIAMOND CLUSTER RING set with an octagonal step cut aquamarine in a cluster of round brilliant and single cut diamonds, further diamonds set to the shoulders, stamped 750, size Q / 8.25, 7.2g. 

Estimate £1,500 - £2,500

A SAPPHIRE AND DIAMOND TARGET RING set with an old European cut diamond of approximately 0.56 carats in a border of calibre cut sapphires, the shoulders set with single cut diamonds, stamped 850 PLAT, size M / 6.25, 4.5g.

Estimate £1,800 - £2,200

A TANZANITE AND DIAMOND CLUSTER RING in platinum, set with a cushion cut tanzanite of 1.25 carats in a cluster of round brilliant and baguette cut diamonds, the diamonds all totalling 0.63 carats, full British hallmarks, size M / 6.25, 7.4g. 

Estimate £1,200 - £1,600

AN AQUAMARINE AND DIAMOND COCKTAIL RING set with an oval mixed cut aquamarine of approximately 5.06 carats, accented by round brilliant cut diamonds and round cut aquamarines, stamped ITALY 750, size P / 7.5, 20.0g. 

Estimate £2,000 - £3,000

A GREEN TOURMALINE AND DIAMOND CLUSTER RING set with a cushion cut green tourmaline in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, stamped 750, size P1/2 / 8, 6.3g. 

Estimate £1,500 - £2,500

GIORGIO VIGNA, A LARGE SILVER RING in abstract design, stamped 925, size O / 7.25, 51.2g. Accompanied by a certificate of authenticity. 

Estimate £400 - £600

A FIRE OPAL AND DIAMOND DRESS RING in 18ct white gold, set with an oval cut fire opal of approximately 2.64 carats accented by round brilliant cut diamonds, partial British hallmarks, size L1/2 / 6, 8.3g. 

Estimate £1,000 - £1,500

A TANZANITE AND DIAMOND RING set with a cushion cut tanzanite of approximately 2.35 carats in a border of round brilliant cut diamonds, the band set with further round brilliant cut diamonds, stamped 750, size P / 7.75, 7.0g. 

Estimate £800 - £1,200

A DIAMOND CLUSTER RING in platinum, set with an oval cut diamond of 1.00 carat in a cluster of round brilliant cut diamonds, the diamonds all totalling 1.46 carats, full British hallmarks, size M1/2 / 6.5, 5.3g.

Estimate £3,000 - £5,000

A FIRE OPAL AND DIAMOND RING in platinum, set with a round cut fire opal of 0.95 carats in a halo of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, the diamonds all totalling 0.40 carats, inscribed C0.95, par

Estimate £800 - £1,200

A DIAMOND FIVE STONE RING in platinum, set with five round brilliant cut diamonds, the diamonds all totalling 1.00 carat, full British hallmarks, size N1/2 / 7, 6.4g. 

Estimate £1,500 - £2,500

AN EMERALD AND DIAMOND CLUSTER RING set with an octagonal step cut emerald of 1.77 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, the diamonds all totalling approximately 0.70 carats, s

Estimate £1,500 - £2,000

AN AQUAMARINE AND DIAMOND RING in platinum, set with a round cut aquamarine of 0.67 carats in a triangular border set with round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, full British hallmarks, size M / 6.25,

Estimate £800 - £1,200

A TANZANITE AND DIAMOND CLUSTER RING in platinum, set with a cushion cut tanzanite of 3.38 carats in a cluster of round brilliant and princess cut diamonds, further round brilliant cut diamonds set to the shoulders, the diamonds all totalling 0.64 ca

Estimate £1,800 - £2,200

AN ONYX RING / PENDANT in hexagonal design set on both sides with polished onyx, stamped 18K, 2.3cm, size K1/2 / 5.5, 4.0g.

Estimate £400 - £600

A CITRINE AND DIAMOND DRESS RING set with an octagonal step cut citrine of 2.79 carats, accented by round cut diamonds, stamped 14K, size N / 6.75, 3.7g.

Estimate £500 - £700

A GARNET ETERNITY RING set all around with a row of round cabochon cut garnets, stamped 18K, size N / 6.75, 1.7g. 

Estimate £150 - £250

A BLUE TOPAZ AND DIAMOND RING in 9ct yellow gold, set with an octagonal step cut blue topaz of approximately 23.22 carats, the shoulders set with round brilliant cut diamonds, partial British hallmarks, size N1/2 / 7, 10.5g.

Estimate £500 - £700

AN AQUAMARINE AND DIAMOND DRESS RING set with a pear cut aquamarine of approximately 9.06 carats in a border of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, stamped 750, size Q1/2 / 8.5, 8.0g. 

Estimate £1,800 - £2,200

VAN CLEEF & ARPELS, A DIAMOND FULL ETERNITY RING set all around with a row of baguette cut diamonds, the diamonds all totalling 2.3-2.5 carats, signed Van Cleef & Arpels and numbered, stamped PT950, size J1/2 / 5, 4.1g. 

Estimate £6,000 - £8,000

A SAPPHIRE AND DIAMOND CLUSTER RING set with a round cut sapphire of approximately 2.93 carats in a cluster of round brilliant and baguette cut diamonds, the diamonds all totalling approximately 1.07 carats, stamped 750, size N1/2 / 7, 4.4g. 

Estimate £3,000 - £5,000

A BLACK PEARL AND DIAMOND FLOWER RING set with a black pearl of 14.2cm, the petals set with tapered baguette cut diamonds, stamped 14K, size M1/2 / 6.5, 17.2g. 

Estimate £800 - £1,200

A PINK TOURMALINE AND DIAMOND RING in platinum, set with an octagonal step cut pink tourmaline  of 3.95 carats, the shoulders set with round brilliant and marquise cut diamonds, the diamonds all totalling 0.50 carats, partial British hallmarks, size

Estimate £1,800 - £2,200

A RUBY AND DIAMOND BOMBE RING the bombe face set with round cut rubies and round brilliant cut diamonds, stamped 750, size P1/2 / 8, 17.0g. 

Estimate £1,000 - £1,500

A JADEITE JADE RING set with an oval cabochon jadeite jade, stamped 14K 585, size Q1/2 / 8.5, 2.8g. 

Estimate £200 - £300

A DIAMOND DRESS RING in 9ct yellow and white gold, the openwork ring set throughout with round brilliant cut diamonds, the diamonds all totalling 1.33 carats, inscribed 1.33, stamped 9K, control mark for 9 carat gold, size O / 7.25, 4.5g. 

Estimate £600 - £800

A RUBY AND DIAMOND RING in 18ct yellow gold, set with an oval cabochon ruby accented by round brilliant cut diamonds, British import marks, size M1/2 / 6.5, 5.8g. 

Estimate £1,000 - £1,500

A DIAMOND CLUSTER RING in yellow gold, set with a cluster of rose cut diamonds, no assay marks, size J1/2 / 5, 34.2g. 

Estimate £2,000 - £3,000

AN AQUAMARINE AND DIAMOND RING set with a cushion cut aquamarine of 12.95 carats, the shoulders set with round brilliant cut diamonds, the diamonds all totalling approximately 0.57 carats, stamped 750, size N / 6.75, 9.0g. 

Estimate £2,000 - £3,000

A FIVE STONE DIAMOND RING in 18ct white gold, set with five round brilliant cut diamonds, the diamonds all totalling approximately 0.75 carats, full British hallmarks, size N / 6.75, 3.1g. 

Estimate £700 - £900

AN EMERALD AND DIAMOND CLUSTER RING set with a square step cut emerald in a double cluster of round brilliant cut diamonds, no assay marks, size M1/2 / 6.5, 11.8g. 

Estimate £1,500 - £2,500

A DIAMOND RING set with a round brilliant cut diamond of approximately 1.00 carat, flanked by two baguette cut diamonds, stamped 750, size J1/2 / 5, 3.6g. 

Estimate £1,500 - £2,500

A SAPPHIRE AND DIAMOND HALO RING in platinum, set with an oval cut sapphire of 1.52 carats, in a double halo of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, inscribed 1.52ct 0.54ct, full British hallmarks,

Estimate £2,000 - £3,000

AN EMERALD AND DIAMOND SNAKE RING in 9ct yellow gold, designed as a coiled snake, the head set with a round cut diamond, the eyes set with round cut emeralds, partial British hallmarks, size T / 9.75, 7.5g. 

Estimate £400 - £600

AN AQUAMARINE AND DIAMOND RING in platinum, set with an octagonal step cut aquamarine of 3.34 carats, the shoulders set with round brilliant and marquise cut diamonds, the diamonds all totalling 0.56 carats, partial British hallmarks, size N / 6.75,

Estimate £1,500 - £2,500

AN ONYX AND DIAMOND RING the polished onyx face set with a round brilliant cut diamond, the shoulders set with further round brilliant cut diamonds, stamped 750, size P1/2 / 8, 6.0g. 

Estimate £1,200 - £1,600

A PEARL AND DIAMOND RING in 9ct yellow gold, set with a pearl of 4.5mm accented by round brilliant cut diamonds, partial British hallmarks, size O / 7.25, 2.4g. 

Estimate £200 - £300

A DIAMOND CROSSOVER RING the bicolour crossover band accented by a round brilliant cut diamond, stamped 14k, size K / 5.25, 12.8g. 

Estimate £600 - £800

AN EMERALD AND DIAMOND THREE STONE RING set with an octagonal step cut emerald of approximately 1.50 carats, accented on each side by a round brilliant cut diamond, the diamonds both totalling approximately 0.94 carats, stamped 750, size L1/2 / 6, 4.

Estimate £1,200 - £1,600

AN ART DECO SOLITAIRE DIAMOND RING set with an old cushion cut diamond of 1.14 carats, the shoulders set with single cut diamonds, stamped 5% IRID, size O1/2 / 7.5, 2.5g. 

Estimate £1,800 - £2,200

AN AMETHYST AND DIAMOND RING in 18ct yellow and white gold, set with a pear cut amethyst in a border of round cut diamonds, surmounted by a bow set with further round cut diamonds, partial British hallmarks, size N / 6.75, 4.0g. 

Estimate £400 - £600

A CITRINE AND DIAMOND CLUSTER RING set with an oval cut citrine in a cluster of single cut diamonds, stamped 18CT, size L1/2 / 6, 5.5g.

Estimate £600 - £800

A MULTIGEM RING in 9ct yellow gold, set with a round cut garnet accented by an oval cut amethyst, peridot, rhodolite and blue topaz, partial British hallmarks, size N1/2 / 7, 4.1g. 

Estimate £200 - £300

A DIAMOND BOMBE RING the foliate style bombe ring set with round cut diamonds, marked indistinctly, size L / 5.75, 7.4g. 

Estimate £400 - £600

A DIAMOND AND ONYX DRESS RING set with a round brilliant cut diamond of approximately 0.20 carats, in a border of polished onyx and round cut diamonds, stamped 750, size P1/2 / 8, 3.9g. 

Estimate £700 - £900

A MULTICOLOUR TOURMALINE DRESS RING set with round and oval cut green, pink and yellow tourmalines, stamped 18K, size M / 6.25, 3.9g.

Estimate £500 - £700

A GREEN TOURMALINE RING in 9ct yellow gold, set with a cabochon green tourmaline of approximately 8.70 carats, partial British hallmarks, size M / 6.25, 6.1g. 

Estimate £500 - £700

A VINTAGE NATURAL ORANGE JADEITE JADE AND DIAMOND RING, 1970S in 14ct yellow gold, set with an oval cabochon jadeite jade, the hammered mount accented by round cut diamonds, stamped 14K 585, size M / 6.25, 20.0g. Accompanied by a GIA report from 1978

Estimate £1,200 - £1,600

A SAPPHRIE AND DIAMOND HALF ETERNITY RING half set with a row of French cut sapphires, accented by rows of round brilliant cut diamonds, stamped 750, size Q1/2 / 8.25, 7.5g. 

Estimate £800 - £1,200

A TURQUOISE AND DIAMOND DRESS RING set to the centre with a cabochon cut turquoise in a double border of round brilliant cut diamonds, stamped 14K, N / 6.75, 3.5g. 

Estimate £600 - £800

A SAPPHIRE BOMBE RING the stylised ring comprising a design of leaves accented by round cut sapphires, no assay marks, size I / 4.25, 8.8g. 

Estimate £1,000 - £1,500

A MINT GREEN TOURMALINE AND DIAMOND DRESS RING in platinum, set with a cushion cut tourmaline of 5.55 carats, the border set with round brilliant cut diamonds, the shoulders set with further round brilliant cut diamonds, the diamonds all totalling 0.

Estimate £2,500 - £3,500

A BLUE TOPAZ AND DIAMOND RING in 9ct yellow and white gold, set with an oval cut blue topaz, the stepped shoulders set with round brilliant cut diamonds, partial British hallmarks, size O1/2 / 7.5, 3.1g. 

Estimate £200 - £300

A THREE STONE DIAMOND RING in 18ct yellow gold, set with three round brilliant cut diamonds, the diamonds all totalling approximately 2.10 carats, partial British hallmarks, size M / 6.25, 4.1g. 

Estimate £1,500 - £2,500

A DIAMOND HALF ETERNITY RING in platinum, half set with a row of baguette cut diamonds, full British hallmarks, size L1/2 / 6, 4.0g. 

Estimate £600 - £800

A RUBY AND DIAMOND RING in 18ct white gold, set with a cabochon ruby in a border of single cut diamonds, the band in openwork design, stamped 18K, size K / 5.25, 3.1g. 

Estimate £700 - £900

AN AQUAMARINE AND DIAMOND RING set with an octagonal cut aquamarine, the stepped shoulders accented by single cut diamonds, stamped 750, size N / 6.75, 2.8g. 

Estimate £400 - £600

A YELLOW SAPPHIRE AND DIAMOND CLUSTER RING set with a round cut yellow sapphire of 0.88 carats in a cluster of round brilliant and baguette cut diamonds, further round brilliant cut diamonds set to the shoulders, the diamonds all totalling 0.60 carat

Estimate £1,000 - £1,500

18CT GREEN TOURMALINE DIAMOND RING

Estimate £400 - £600

9CT BLUE TOPAZ DIAMOND RING

Estimate £250 - £350

A STAR RUBY RING in 18ct yellow gold, set with a round cabochon star ruby of approximately 70.0 carats, French import marks, stamped 750, size K1/2 / 5.5, 22.3g. 

Estimate £1,500 - £2,500

A GREEN TOURMALINE AND DIAMOND DRESS RING set with an octagonal step cut green tourmaline, the stepped shoulders set with single cut diamonds, stamped 750, size Q1/2 / 8.5, 5.6g.

Estimate £1,000 - £1,500

GIORGIO VIGNA, A LARGE SILVER RING in abstract design, stamped 925, size N / 6.75, 56.7g. Accompanied by a certificate of authenticity. 

Estimate £500 - £700

A MULTICOLOUR SAPPHIRE HALF ETERNITY RING in 18ct yellow gold, half set with a row of French cut blue, green, yellow and orange sapphires, full British hallmarks, size L1/2 / 6, 4.6g. 

Estimate £800 - £1,200

A CITRINE CLUSTER RING in 9ct yellow gold, set with an octagonal step cut citrine in a cluster of round cut citrines, partial British hallmarks, size O1/2 / 7.5, 4.6g. 

Estimate £200 - £300

AN EMERALD AND DIAMOND CLUSTER RING in platinum, set with an oval cut emerald of 2.52 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling 0.94 carats, partial British hallmarks, size M / 6.25, 8.0g. 

Estimate £3,000 - £5,000

AN AMETHYST AND DIAMOND RING in 9ct yellow gold, set with an oval cabochon amethyst accented by round cut diamonds, partial British hallmarks, size P / 7.75, 3.4g. 

Estimate £200 - £300

A PERIDOT AND CITRINE TOI ET MOI RING in 9ct yellow gold, set with a pear cut peridot and citrine, partial British hallmarks, size P / 7.75, 3.6g. 

Estimate £200 - £300

A LAPIS LAZULI RING in 9ct yellow gold, set with a cabochon lapis lazuli, partial British hallmarks, size Q / 8.25, 11.7g. 

Estimate £400 - £600

A PERIDOT AND PEARL RING in 9ct yellow gold, set with marquise cut peridot and seed pearls, partial British hallmarks, size N1/2 / 7, 2.4g. 

Estimate £150 - £250

AN AQUAMARINE AND DIAMOND RING set with an octagonal step cut aquamarine of 5.03 carats, the shoulders set with round brilliant cut diamonds, the diamonds all totalling 0.44 carats, stamped 750, size N1/2 / 7, 6.5g.

Estimate £1,500 - £2,500

A DIAMOND AND OBSIDIAN SNOWFLAKE RING the body carved from a piece of snowflake obsidian, with an applied snowflake motif set with diamonds, stamped 14K, size L / 5.75, 5.1g.

Estimate £800 - £1,200

AN AMETHYST CLUSTER RING in 9ct yellow gold, set with a marquise cut amethyst in a cluster of round cut amethysts, partial British hallmarks, size L1/2 / 6, 3.6g. 

Estimate £150 - £250

A DIAMOND DRESS RING in 9ct white gold, set with a cluster of round brilliant and baguette cut diamonds, the shoulders pave set with further round brilliant cut diamonds, the diamonds all totalling approximately 2.00 carats, partial British hallmarks

Estimate £500 - £700

A TSAVORITE GARNET AND DIAMOND RING in platinum, set with an oval cut tsavorite garnet of 1.04 carats in a border of round brilliant cut diamonds, the diamonds all totalling 0.65 carats, full British hallmarks, size M / 6.25, 7.9g. 

Estimate £1,800 - £2,200

A SAPPHIRE AND DIAMOND TOI ET MOI RING in 18ct white gold, set with two pear cut sapphires totalling 3.63 carats, the band set with round cut diamonds, inscribed 3.63cts 0.15ct, full British hallmarks, size M1/2 / 6.5, 4.7g. 

Estimate £2,500 - £3,500

A SOLITAIRE DIAMOND RING set with a round brilliant cut diamond of 0.67 carats, stamped 750, size J1/2 / 5, 3.1g. 

Estimate £800 - £1,200

AN OPAL HALF ETERNITY RING set with a row of round cabochon opals totalling 1.0-1.2 carats, stamped 14k, size O1/2 / 7.25, 1.14g. 

Estimate £200 - £300

AN AMETHYST AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut amethyst of 2.11 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling 0.74 carats, full British hallmarks, size M / 6.25, 6.6g. 

Estimate £1,000 - £1,500

A RUBY AND DIAMOND CLUSTER RING in platinum, set with an oval cut ruby of 1.27 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, full British hallmarks, size M / 6.25, 7.0g. 

Estimate £1,800 - £2,200

AN IOLITE AND DIAMOND RING set with an elongated octagonal step cut iolite of 5.45 carats, the stepped shoulders and band set with round brilliant cut diamonds, inscribed 5.45 D0.225, stamped Au750, size N / 6.75, 5.3g.

Estimate £800 - £1,200

A MORGANITE AND DIAMOND CLUSTER RING in 18ct rose gold, set with a marquise cut morganite of 1.95 carats in a cluster of round brilliant and baguette cut diamonds, the diamonds all totalling 0.59 carats, inscribed 1.95ct 0.59ct, full British hallmark

Estimate £1,200 - £1,600

A TSAVORITE GARNET AND DIAMOND CLUSTER RING in platinum, set with an oval cut tsavorite garnet of 2.62 carats in a cluster of round brilliant and baguette cut diamonds, the shoulders set with further round brilliant cut diamonds, the diamonds all tot

Estimate £1,500 - £2,500

A DIAMOND DRESS RING in 9ct white gold, comprising undulating rows of baguette cut diamonds, accented by round brilliant cut diamonds, the diamonds all totalling approximately 1.00 carat, partial British hallmarks, size N1/2 / 7, 5.8g. 

Estimate £600 - £800

A DIAMOND CLUSTER RING in 18ct yellow and white gold, set with a cluster of round brilliant cut diamonds, partial British hallmarks, size N1/2 / 7, 3.3g. 

Estimate £600 - £800

A TEAL SAPPHIRE AND DIAMOND THREE STONE RING in platinum, set with an octagonal step cut sapphire of 2.42 carats, accented on each side by a cushion cut diamond, the diamonds both totalling 0.97 carats, inscribed S2.42 D0.97, full British hallmarks,

Estimate £3,000 - £5,000

A DIAMOND CLUSTER RING in 9ct white gold, set with a cluster of round brilliant and baguette cut diamonds, the band set with further round brilliant cut diamonds, the diamonds all totalling approximately 1.02 carats, partial British hallmarks, size N

Estimate £1,000 - £1,500

A PERIDOT AND AMETHYST RING in 9ct yellow gold, set with a pear cut peridot, accented on each side by a pear cut amethyst, partial British hallmarks, size L1/2 / 6, 2.6g. 

Estimate £150 - £250

A RUTILATED QUARTZ RING in 9ct yellow gold, set with a cabochon rutilated quartz, partial British hallmarks, size N1/2 / 7, 17.4g. 

Estimate £600 - £800