A PINK DIAMOND AND WHITE DIAMOND PENDANT NECKLACE in platinum, set with a heart shaped brilliant cut fancy faint pink diamond of 1.00 carats, within a border of round brilliant cut white diamonds, on a fine belcher link chain, stamped Pt950, pendant

Estimate £5,000 - £7,000

VAN CLEEF & ARPELS, A MOTHER OF PEARL ALHAMBRA NECKLACE in 18ct yellow gold, the chain punctuated by twenty quatrefoil motifs, each set with mother of pearl, signed VCA and numbered, French assay marks, stamped OR 750, 86.5cm, 47.3g. Accompanied by o

Estimate £6,000 - £8,000

A TURQUOISE FRINGE NECKLACE in 18ct yellow gold, set with a row of cabochon turquoise suspending a fringe of cabochon turquoise drops, stamped 750, 44.0cm, 71.2g. 

Estimate £4,000 - £6,000

A FINE DIAMOND LINE NECKLACE in platinum, set with a row of graduated baguette cut diamonds all totalling 10.0-11.0 carats, accompanied by two 2.0cm links, stamped PT900, 40.0cm, 54.9g. 

Estimate £6,000 - £8,000

AN ANTIQUE DIAMOND SNOWFLAKE PENDANT AND CHAIN, CIRCA 1900 in yellow gold and silver, the scrolling pendant designed as a snowflake set throughout with old cut diamonds all totalling 2.0-2.5 carats, suspended from a later trace chain, chain stamped 9

Estimate £1,500 - £2,500

AN ANTIQUE GARNET RIVIERE NECKLACE, 19TH CENTURY in yellow gold, set with a single row of oval cut garnets in pinched collet settings, no assay marks, 39.0cm, 22.1g. 

Estimate £1,000 - £1,500

A DIAMOND NECKLACE comprising a row of round brilliant cut diamonds, the diamonds totalling 9.5-10.0 carats, no assay marks, 42.0cm, 24.3g. 

Estimate £6,000 - £8,000

VAN CLEEF & ARPELS, A MOTHER OF PEARL ALHAMBRA PENDANT NECKLACE in 18ct yellow gold, the quatrefoil pendant set with mother of pearl, suspended from a trace link chain, signed Van Cleef & Arpels and numbered, French assay marks, stamped Au750, pendan

Estimate £600 - £800

AN AQUAMARINE CRYSTAL NECKLACE comprising a row of aquamarine crystals ranging from 13.0-26.0mm, length adjustable, 125.3g. 

Estimate £2,000 - £3,000

AN ANTIQUE HESSONITE GARNET RIVIERE NECKLACE in yellow gold, set with a row of graduated cushion cut hessonite garnets, no assay marks, 39.5cm, 23.6g. 

Estimate £2,000 - £3,000

AN ANTIQUE VICTORIAN GARNET, ENAMEL AND EMERALD SNAKE NECKLACE, 19TH CENTURY in yellow gold, designed as a snake coiled around itself, the head set with a cabochon garnet and a round cut emerald eye, suspending a circular locket set with a cabochon g

Estimate £2,000 - £3,000

A FINE ANTIQUE DIAMOND AND ENAMEL HAND GUARD CHAIN, 19TH CENTURY in yellow gold, comprising a row of textured belcher links, the clasp designed as a hand holding a buckle set with rose cut diamonds and blue enamel, no assay marks, 153.0cm, 87.5g. 

Estimate £10,000 - £15,000

CARTIER, AN ART DECO SAPPHIRE AND DIAMOND BRACELET in platinum and 18ct white gold, the central plaque set with an octagonal cut sapphire of 1.20 carats in a border of round and baguette cut diamonds, the bracelet set with a row of step cut sapphires

Estimate £50,000 - £70,000

A DIAMOND SAUTOIR NECKLACE 

Estimate £1,500 - £2,000

A MULTICOLOURED SPINEL BEAD NECKLACE comprising five rows of faceted red, pink, yellow, orange and blue spinel beads, length adjustable, 121.4g. 

Estimate £1,000 - £1,500

A DIAMOND AND GOLD BEAD NECKLACE in 18ct yellow gold, comprising ten rows of gold beads, fifteen of which are set with a round brilliant cut diamond, the clasp set with three gold beads, no assay marks, 37.0cm, 129.3g. Accompanied by a Cartier box. 

Estimate £6,000 - £8,000

AN IMPORTANT DIAMOND NECKLACE in 18ct yellow gold, formed of a single row of one hundred and twelve faceted diamond beads, all totalling approximately 110.0-115.0 carats, on a hexagonal clasp set with round cut diamonds, stamped 18K, 55.0cm, 30.4g.

Estimate £140,000 - £180,000

A FLUORITE BEAD NECKLACE comprising a row of graduated polished banded green - yellow fluorite beads ranging from 20.0-37.0mm, length adjustable, 196.0g. 

Estimate £500 - £700

A FINE DIAMOND PENDANT NECKLACE in 18ct white gold, the pendant set with a round brilliant cut diamond of 1.10 carats suspending a pear shaped diamond drop of 1.50 carats, suspended from a trace chain, stamped 750, pendant 2.3cm, chain 42.8cm, 3.4g.

Estimate £15,000 - £20,000

AN IMPORTANT ART DECO DIAMOND SAUTOIR NECKLACE in platinum, comprising a single row of one hundred and three bezel set old cut diamonds of various sizes, accented by stylised baton links, the diamonds all totalling 60.0-65.0 carats, no assay marks, 1

Estimate £80,000 - £120,000

VAN CLEEF & ARPELS, AN EXQUISITE ART DECO ONYX AND DIAMOND FOB WATCH PENDANT NECKLACE, EARLY 20TH CENTURY in platinum, the hexagonal face with stylised Arabic numerals, within a border of rose cut diamonds, jewelled to the reverse with panels of onyx

Estimate £20,000 - £30,000

RENE BOIVIN, AN ANTIQUE DIAMOND NECKLACE / AIGRETTE in 18ct yellow gold, in openwork scrolling design, set throughout with old cut and rose cut diamonds, accompanied by aigrette comb and fittings and an egret plume, Rene Boivin maker's mark, French a

Estimate £15,000 - £25,000

AN ART DECO FRENCH JADEITE JADE, ROCK CRYSTAL AND DIAMOND PENDANT NECKLACE in 18ct white gold and platinum, in geometric design, set with a carved semi circular rock crystal accented by round cut diamonds, polished jadeite jade, suspending a tapering

Estimate £15,000 - £20,000

AN ANTIQUE GARNET CROSS PENDANT NECKLACE in yellow gold, the pendant in the form of a cross set with four sections of polished garnet, accented by rose cut diamonds, to a gold snake chain with a heart-shaped garnet slider accented by rose cut diamond

Estimate £5,000 - £7,000

A FINE ANTIQUE CAMEO RIVIERE NECKLACE, 19TH CENTURY in yellow gold, set with nine graduated shell cameos depicting classical scenes within cannetille borders, no assay marks, 38.0cm, 40.0g. 

Estimate £4,000 - £6,000

AN IMPORTANT DIAMOND NECKLACE AND EARRINGS SUITE in platinum, the necklace of fringe design set with two rows of baguette and marquise cut diamonds, leading to a graduated fringe set throughout with baguette, marquise, pear and heart shaped diamonds,

Estimate £180,000 - £220,000

AN EXCEPTIONAL AQUAMARINE CRYSTAL NECKLACE in yellow gold, set with a row of ten rough aquamarine crystals, suspending a similar aquamarine drop, no assay marks, 57.0cm, 406.4g. 

Estimate £12,000 - £18,000

TIFFANY & CO, AN IMPORTANT SAPPHIRE AND DIAMOND NECKLACE set with two central old cut diamonds of 3.10 and 2.20 carats respectively, the necklace set with step cut sapphires and further old and emerald cut diamonds, the diamonds all totalling 7.5-8.5

Estimate £80,000 - £120,000

A SAPPHIRE, DIAMOND AND PEARL PENDANT NECKLACE in 18ct white gold, the geometric openwork pendant set with an articulated round cut sapphire drop within a frame of round cut diamonds and step cut sapphires, suspending a pearl drop, suspended from a c

Estimate £2,500 - £3,500

A FRENCH DIAMOND NECKLACE in 18ct white gold, in scrolling design set throughout with round brilliant cut diamonds suspending eight articulated drops of pear, round brilliant and baguette cut diamonds, the diamonds totalling 4.5-5.0 carats, on a fanc

Estimate £6,000 - £8,000

AN ANTIQUE FRENCH DIAMOND NECKLACE in 18ct yellow gold, comprising a row of ten openwork navette shaped links set with old cut and rose cut diamonds, suspending five articulated links of similar design, French assay marks, 42.0cm, 30.2g. 

Estimate £4,000 - £6,000

A DIAMOND NECKLACE in 18ct yellow gold, comprising a row of forty five plaques set with round brilliant cut diamonds, accented by spacers set with princess and bullet cut diamonds, the diamonds totalling 24.0-25.0 carats, stamped 750, 42.0cm, 75.4g. 

Estimate £15,000 - £25,000

A FINE TURQUOISE BEAD NECKLACE in 18ct yellow gold, comprising a single row of graduated turquoise beads ranging from 16.0-21.0mm, the clasp in twisted ropework design, stamped 750, 44.0cm, 183.2g.

Estimate £20,000 - £30,000

CARTIER, A VINTAGE UNHEATED RUBY AND GOLD BEAD NECKLACE in 14ct yellow gold, comprising two rows of textured gold beads accented by seven polished ruby beads, signed Cartier, stamped 14k, 44.0cm, 240.3g. Accompanied by a gemmological report stating t

Estimate £10,000 - £15,000

EILEEN COYNE, AN EMERALD AND RUBY PENDANT NECKLACE in 22ct yellow gold, comprising five rows of polished emerald beads accented by gold and ruby beads, suspending a carved emerald and ruby pendant, the clasp set with two cabochon emeralds, signed Eil

Estimate £5,000 - £7,000

A RAINBOW MOONSTONE, SAPPHIRE AND DIAMOND PENDANT NECKLACE in 18ct white gold, the pendant comprising a cabochon rainbow moonstone (labradorite) of 10.98 carats in a double border of round cut sapphires and round cut diamonds, suspended from a trace

Estimate £800 - £1,200

AN AQUAMARINE AND DIAMOND BOW BROOCH / PENDANT NECKLACE in 18ct white gold, designed as a ribbon tied into a bow set throughout with round brilliant and baguette cut diamonds, suspending a fancy cut aquamarine drop of 9.35 carats, suspended from a tr

Estimate £3,000 - £5,000

A CULTURED PEARL NECKLACE comprising a single row of thirty-one cultured pearls ranging in size from 13.0-14.0 mm, to a white gold clasp, no assay marks, 48.5cm, 110.9g. 

Estimate £1,500 - £2,500

A DIAMOND COLLAR NECKLACE in 18ct white gold, comprising articulated rows of hexagonal links, pave set throughout with round cut diamonds, the diamonds totalling 40.0-42.0 carats, stamped 750, 35.0cm, 223.2g.

Estimate £15,000 - £25,000