AN ENAMEL CHAIN NECKLACE comprising a fancy link chain, accented by links decorated with turquoise blue and white enamel, no assay marks, 69.0cm, 29.9g. 

Estimate £500 - £700

A DIAMOND CRAB PENDANT NECKLACE the pendant designed as a crab with articulated claws, the eyes set with round cut diamonds, a diamond of approximately 0.79 carats held in one claw, engraved 'March 5th 1980 With Love' to the reverse, suspended from a

Estimate £800 - £1,200

TIFFANY & CO., A BOW PENDANT NECKLACE the pendant designed as a bow, suspended from a trace chain, signed Tiffany & Co., stamped AU750, pendant 2.3cm, chain 40.0cm, 4.6g. 

Estimate £600 - £800

CHOPARD, A HAPPY DIAMONDS PENDANT NECKLACE in 18ct white gold, the circular pendant with a free moving round brilliant cut diamond in a white sapphire locket, suspended from a belcher chain, signed Chopard, stamped 750, control marks, pendant 1.6cm,

Estimate £800 - £1,200

A ZAMBIAN EMERALD, ONYX AND DIAMOND PENDANT NECKLACE in 18ct white gold, the pendant set with polished onyx, suspending two carved emerald leaves in borders of round brilliant cut diamonds, accented by baguette cut diamonds, suspended from a trace ch

Estimate £1,800 - £2,200

THEO FENNELL, A DIAMOND TOD CROSS PENDANT NECKLACE in 18ct yellow gold, the cross pendant set with a round brilliant cut diamond, suspended from a spiga chain, TF maker's mark, full British hallmarks, pendant 4.5cm, chain 41.0cm, 32.5g. 

Estimate £3,000 - £5,000

BULGARI, A DIAMOND FIOREVER PENDANT NECKLACE in 18ct rose gold, the pendant designed as a flower set with a round brilliant cut diamond, suspended from a trace chain, signed Bulgari, Italian assay marks, stamped Au750, pendant 1.6cm, chain adjustable

Estimate £1,000 - £1,500

ELSA PERETTI FOR TIFFANY & CO., A FULL HEART PENDANT NECKLACE the pendant designed as a stylised heart suspended from a trace chain, signed Tiffany & Co., signed Elsa Peretti, stamped 750, pendant 1.1cm, chain 41.0cm, 4.7g. 

Estimate £400 - £600

AN ANTIQUE DIAMOND FRINGE NECKLACE comprising a graduating fringe set with old and rose cut diamonds suspended from a later trace chain, no assay marks, 42.0cm, 20.0g. 

Estimate £2,000 - £3,000

AN ANTIQUE AMETHYST CHAIN NECKLACE comprising a row of textured belcher links, the clasp set with round cut amethysts, no assay marks, 121.0cm, 111.4g. 

Estimate £1,500 - £2,500

A DIAMOND HEART PENDANT NECKLACE the pendant set with a heart cut diamond of approximately 0.73 carats, suspended from a fancy link chain, chain with London import marks for 9ct gold, pendant 0.9cm, chain 36.0cm, 3.1g. 

Estimate £600 - £800

VAN CLEEF & ARPELS, A CORAL AND DIAMOND BOW NECKLACE in 18ct yellow gold, the pendant designed as a bow set with polished coral and round brilliant cut diamonds, suspended from a trace chain, signed VCA and numbered, French assay marks, 39.0cm, 5.4g.

Estimate £1,500 - £2,500

MIKIMOTO, A PEARL AND ENAMEL PENDANT NECKLACE the pendant decorated with green enamel suspending a pearl drop, suspended from a trace chain, Mikimoto maker's mark, stamped K18, pendant 2.0cm, chain 36.0cm, 4.7g. 

Estimate £400 - £600

AN EMERALD AND PEARL TORSADE NECKLACE comprising row of twisted polished emerald and pearl beads, no assay marks, shortest row 50.0cm, 70.6g. 

Estimate £500 - £700

A FIRE OPAL AND DIAMOND NECKLACE comprising a row of oval links set with a pear cut fire opal of 6.34 carats in a border of round cut diamonds, stamped 14K, 47.0cm, 12.5g. 

Estimate £1,500 - £2,500

CARTIER, A SOLITAIRE DIAMOND PENDANT NECKLACE comprising a trace chain set with a round brilliant cut diamond, signed Cartier and numbered, stamped Au750, length adjustable at 41.0cm and 38.7cm, 3.0g. 

Estimate £800 - £1,000

A PEARL SAUTOIR NECKLACE comprising a row of oval links punctuated by pearls and batons, no assay marks, 138.0cm, 17.8g. 

Estimate £2,000 - £3,000

NO RESERVE - A CORAL, TURQUOISE AND SAPPHIRE NECKLACE comprising three rows of polished coral beads, the clasp set with an oval cabochon coral, round cut sapphires and round cabochon turquoise (one missing), stamped 585 14K, 51.0cm, 85.4g. 

Estimate £400 - £600

AN ANTIQUE VICTORIAN AMETHYST RIVIERE NECKLACE in yellow gold, comprising a row of graduating cushion cut amethysts, no assay marks, 35.5cm, 34.2g. 

Estimate £4,000 - £6,000

MIKIMOTO, A PEARL AND DIAMOND PENDANT NECKLACE the scrolling pendant set with two pearls accented by round brilliant cut diamonds, suspended from a trace chain, Mikimoto maker's mark, stamped K18, pendant 3.2cm, chain 38.0cm, 4.8g. 

Estimate £400 - £600

A THREE ROW RUBY, EMERALD AND PEARL NECKLACE comprising three rows of polished ruby beads, polished emerald beads and pearls, no assay marks, 50.0cm, 71.1g. 

Estimate £1,500 - £2,500

BULGARI, A B.ZERO1 PENDANT NECKLACE in 18ct white gold, the pendant with engraved lettering 'BVLGARI' to the sides, suspended from a trace chain, signed Bvlgari, Italian assay marks, stamped 750, pendant 1.5cm, chain up to 40.5cm, 11.1g. 

Estimate £1,000 - £1,500

MIKIMOTO, A PEARL BELL PENDANT NECKLACE the pendant designed as a bell suspending a pearl drop, suspended from a trace chain, Mikimoto maker's mark, stamped K18, pendant 1.7cm, chain 40.0cm, 4.3g. 

Estimate £500 - £700

TASAKI, A RUBY AND DIAMOND NECKLACE the pendant set with round cut rubies and round brilliant cut diamonds, suspended from a box chain, inscribed R0.95 D0.37, pendant stamped Pt900, Tasaki maker's mark, chain stamped Pt850, length adjustable at 42.5c

Estimate £600 - £800

AN AQUAMARINE AND DIAMOND NECKLACE comprising a row of graduating rose cut aquamarines in borders of single cut diamonds, the aquamarines totalling 23.22 carats, the diamonds totalling 5.25 carats, stamped 14K, 46.0cm, 30.7g. 

Estimate £3,000 - £5,000

AN AMETHYST RIVIERE NECKLACE set with a row of faceted oval cut amethysts, stamped 750, 46.0cm, 23.4g.

Estimate £1,500 - £2,500

A DIAMOND PENDANT NECKLACE the pendant illusion set with round brilliant and baguette cut diamonds, the diamonds all totalling 0.65 carats, suspended from a trace chain, stamped 750, pendant 1.6cm, chain 43.0cm, 4.2g. 

Estimate £700 - £900

MIKIMOTO, A PEARL AND DIAMOND PENDANT NECKLACE the pendant set with a cluster of round brilliant cut diamonds, suspending black and white pearl drops, suspended from a belcher chain, Mikimoto maker's mark, stamped 750, pendant 6.7cm, chain 40.0cm, 5.

Estimate £800 - £1,200

BULGARI, A DIAMOND CICLADI PENDANT NECKLACE in 18ct white gold, the pendant comprising a cluster of articulated spinning discs, three of which are pave set with round brilliant cut diamonds, suspended from a trace chain, signed Bulgari, stamped 750,

Estimate £2,000 - £3,000

AN AMETHYST, ROCK CRYSTAL AND DIAMOND NECKLACE comprising a large trace chain suspending facetted amethyst and rock crystal beads, accented by a mariner link set with round brilliant cut diamonds, stamped 750, 59.0cm, 68.4g. 

Estimate £2,500 - £3,500

A DIAMOND PENDANT NECKLACE the scrolling pendant set with old cut diamonds, suspended from a curb chain, pendant 3.5cm, chain 35.0cm, 7.1g. 

Estimate £600 - £800

AN EMERALD AND DIAMOND PENDANT NECKLACE the pendant set with an oval cut emerald of approximately 1.84 carats in a cluster of round brilliant and tapered baguette cut diamonds, the diamonds all totalling approximately 0.88 carats, suspended from a tr

Estimate £2,000 - £3,000

A TOURMALINE FRINGE NECKLACE in 18ct yellow gold, comprising a trace chain suspending a fringe of rectangular step cut pink and blue tourmaline, stamped 750, 44.0cm, 3.1g. 

Estimate £500 - £700

AN ANTIQUE SEED PEARL NECKLACE AND PENDANT in yellow gold, the necklace designed as a heart pave set with seed pearls, accented by heart shaped links set with further seed pearls, suspended from a curb chain, the pendant designed as a star set with s

Estimate £1,500 - £2,500

A KUNZITE, DIAMOND AND PEARL PENDANT NECKLACE the pendant set with round brilliant, baguette and single cut diamonds suspending a pear cut kunzite drop of approximately 24.96 carats, suspended from three rows of seed pearls, no assay marks, pendant 3

Estimate £2,000 - £3,000

A CEYLON NO HEAT STAR SAPPHIRE AND DIAMOND TURTLE PENDANT NECKLACE the pendant designed as a turtle set with cabochon star sapphire of approximately 19.14 carats, the head and feet set with round cut diamonds, suspended from a curb chain, chain stamp

Estimate £2,500 - £3,500

AN ANTIQUE AQUAMARINE AND PEARL PENDANT NECKLACE in yellow gold, the openwork scrolling pendant set with a cushion cut aquamarine accented by pearls, suspending an oval cut aquamarine drop, suspended from a twisted chain, pendant stamped 15C, pendant

Estimate £500 - £700

A RUBY AND PEARL NECKLACE in foliate design, set with round and oval cut rubies accented by pearls, the rubies totalling 10.0-11.0 carats, suspended from a fancy link chain, no assay marks, 39.5cm, 42.4g.

Estimate £4,000 - £6,000

AN ANTIQUE TURQUOISE, PEARL AND DIAMOND SWEETHEART PENDANT NECKLACE in yellow gold, the pendant designed as two interlocking hearts, set with pearls and round and pear shaped turquoise, accented by rose cut diamonds, suspended from a later trace chai

Estimate £600 - £800

A DIAMOND AND PEARL PENDANT NECKLACE the openwork pendant set with old and round cut diamonds accented by pearls, suspending three articulated drops set with old and round brilliant cut diamonds, suspended from a rope chain, chain stamped 14K, clasp

Estimate £1,000 - £1,500

A MORGANITE AND DIAMOND PENDANT NECKLACE in 18ct rose gold, the pendant set with a facetted morganite of 24.73 carats in a border of round brilliant cut diamonds, further round brilliant cut diamonds set to the bail, suspended from a trace chain, sta

Estimate £1,000 - £1,500

A RUBY AND DIAMOND NECKLACE comprising a trace chain set with three faceted rubies in borders of round cut rubies, the rubies totalling 5.39 carats, the diamonds totalling 0.38 carats, stamped 750, 46.5cm, 7.0g. 

Estimate £1,000 - £1,500

A TURQUOISE NECKLACE comprising a row of round cabochon turquoise, stamped 18K, 47.4cm, 30.7g. 

Estimate £4,000 - £6,000

A DIAMOND CROSS PENDANT NECKLACE in 9ct yellow gold, designed as a cross set with round brilliant cut diamonds, the diamonds totalling approximately 2.70 carats, chain with full British hallmarks, pendant 3.8cm, chain 61.2cm, 17.1g. 

Estimate £2,000 - £3,000

A SMOKEY QUARTZ PENDANT NECKLACE in silver gilt, comprising a flower motif suspending a tapering smokey quartz drop, suspended from a trace chain, stamped S925, pendant 4.7cm, 45.0cm, 6.2g. 

Estimate £100 - £200

AN ANTIQUE DIAMOND PENDANT NECKLACE in yellow gold and silver, the openwork foliate style pendant set throughout with old and rose cut diamonds, suspended from a later trace chain, no assay marks, pendant 4.1cm, chain 37.0cm, 9.1g. 

Estimate £1,500 - £2,500

A MORGANITE AND DIAMOND PENDANT NECKLACE the pendant set with an oval, cushion and pear shaped morganites, accented by round brilliant cut diamonds, suspended from a trace chain, inscribed 5.965ct d0.398ct, stamped Au750, pendant 4.0cm, chain 46.0cm,

Estimate £700 - £900

A DIAMOND PENDANT NECKLACE the pendant comprising three open circle links set with round brilliant cut diamonds, suspended from a fancy link chain, pendant stamped 585, chain stamped 14K, clasp stamped 750, pendant 5.0cm, chain 41.0cm, 7.2g. 

Estimate £500 - £700

A PERIDOT AND DIAMOND PENDANT NECKLACE the pendant set with an oval cut peridot of approximately 1.07 carats in a cluster of round brilliant cut diamonds, suspending two further round brilliant cut diamonds and a pear cut period of approximately 4.51

Estimate £2,000 - £3,000

A LAPIS LAZULI, WHITE CORAL AND DIAMOND NECKLACE comprising a row of polished lapis lazuli beads, accented by a Chinese carved white coral bead and rondelles set with round cut diamonds, no assay marks, 48.0cm, 297.1g. 

Estimate £3,000 - £5,000

A BROWN DIAMOND PENDANT NECKLACE in 18ct yellow gold, the pendant set with a round brilliant cut brown diamond in a border of round cut diamonds, suspended from a trace chain, full British hallmarks, pendant 0.8cm, chain 41.0cm, 2.3g. 

Estimate £250 - £350

A STAR SAPPHIRE, RUBY AND DIAMOND PENDANT NECKLACE in 18ct white gold, the pendant set with an oval cabochon star sapphire of 19.11 carats and an oval cut ruby of 1.68 carats in a border of round brilliant cut diamonds, suspended from a trace chain, 

Estimate £700 - £900

MIKIMOTO, A DIAMOND AND PEARL PENDANT NECKLACE the pendant set with round brilliant cut diamonds suspending a pearl drop, suspended from a fancy link chain, Mikimoto maker's mark, stamped K18, pendant 2.3cm chain 50.0cm, 7.1g.

Estimate £500 - £700

A GREEN TOURMALINE AND DIAMOND PENDANT NECKLACE the pendant set with a fancy cut green tourmaline of approximately 2.33 carats accented by round cut diamonds, suspended from a box chain, pendant stamped 18KT, chain stamped 18K, pendant 1.9cm, chain 4

Estimate £300 - £500

MIKIMOTO, A PEARL AND DIAMOND PENDANT NECKLACE the pendant set with a round brilliant cut diamond suspending a pearl drop, suspended from a trace chain, Mikimoto maker's mark, stamped K18, pendant 2.1cm, chain 40.0cm, 2.6g. 

Estimate £300 - £500

A MULTICOLOUR SAPPHIRE AND DIAMOND NECKLACE designed as three floral clusters, each set with a round brilliant cut diamond in a cluster of blue, pink, orange, yellow and green sapphires, suspended from a trace chain, the sapphires totalling approxima

Estimate £600 - £800