TIFFANY & CO., A NATURAL SALTWATER PEARL AND DIAMOND NECKLACE in platinum, comprising a graduating row of pearls ranging from 2.1mm-6.0mm, the clasp set with round brilliant cut diamonds, signed Tiffany & Co., stamped IRID PLAT, 41.3cm, 7.3g. Accompa

Estimate £8,000 - £12,000

FAVERO, A MULTICOLOUR SAPPHIRE AND DIAMOND PENDANT NECKLACE in 18ct white gold, comprising two rows of trace chain set with oval and round cut yellow, green and orange sapphires, punctuated by round brilliant cut diamonds, suspending an orange and ye

Estimate £2,000 - £3,000

FAVERO, AN AQUAMARINE AND SAPPHIRE NECKLACE in 18ct white gold, comprising a row of faceted aquamarine beads punctuated by spheres pave set with round cut sapphires, Favero maker's mark, Italian assay marks, stamped 750, 48.0cm, 13.8g. 

Estimate £1,000 - £1,500

A FAUX PEARL AND DIAMOND NECKLACE comprising a row of pearls ranging from 6.2mm-12.5mm, the clasp set with a row of round brilliant cut diamonds, no assay marks, 49.0cm, 110.8g. 

Estimate £400 - £600

A RUBY LINE NECKLACE comprising a row of octagonal step cut rubies totalling 22.0-23.0 carats, stamped 18K, 46.0cm, 29.8g. 

Estimate £12,000 - £16,000

A VINTAGE TIGER'S EYE BUDDHA SAUTOIR NECKLACE in 18ct yellow gold, comprising a row of fancy links set with tiger's eye carved to depict Buddha, stamped K18, 97.0cm, 110.1g. 

Estimate £4,000 - £6,000

BULGARI, A VINTAGE HEMATITE NECKLACE in 18ct yellow gold, comprising a row of fluted gold links punctuated by polished hematite beads, signed Bulgari, Italian assay marks, stamped 750, 42.5cm, 138.0g. 

Estimate £12,000 - £16,000

TIFFANY & CO., A NATURAL SALTWATER PEARL AND DIAMOND NECKLACE comprising a graduating row of pearls ranging from 1.8mm-3.3mm, the clasp set with old European and round brilliant cut diamonds, signed Tiffany & Co., no assay marks, 41.0cm, 4.9g. 

Estimate £3,000 - £5,000

A DIAMOND PENDANT NECKLACE the scrolling pendant set with old and rose cut diamonds, suspending an old cut diamond drop, suspended from a trace chain, chain stamped 14KG, pendant 2.7cm, necklace 50.5cm, 6.8g.

Estimate £800 - £1,200

AN ANTIQUE THREE ROW CORAL BEAD NECKLACE comprising three rows of graduating polished coral beads ranging from 4.0mm-6.0mm, the clasp set with a cluster of cabochon corals, suspending three tapering coral drops, no assay marks, 46.2cm, 59.2g. 

Estimate £1,500 - £2,500

CARTIER, A FINE VINTAGE BLACK OPAL PENDANT NECKLACE in 18ct yellow gold, the pendant set with a cabochon black opal, suspended from a chain necklace, pendant signed Cartier and numbered, stamped K18, chain unmarked, 39.3cm, 21.5g.

Estimate £8,000 - £12,000

A PEARL AND DIAMOND TORSADE NECKLACE comprising twelve rows of pearls, the clasp in hammered design, accented by pave set round brilliant cut diamonds, stamped 585, 41.0cm, 99.3g. 

Estimate £1,200 - £1,600

AN ENAMEL AND GOLD COLLAR NECKLACE the hinged black enamel necklace accented by segments of gold, signed la Nouvelle Bague, stamped K18 750, 36.0cm, 98.5g. 

Estimate £5,000 - £7,000

ELSA PERETTI FOR TIFFANY AND CO., A MESH PEARL BIB NECKLACE comprising a mesh collar suspending a fringe of pearls, signed Peretti, signed T&Co., stamped 750, 42.0cm, 42.9g.

Estimate £5,000 - £7,000

A CORAL PENDANT NECKLACE the pendant in foliate design, suspending a tapering coral drop, suspended from a trace chain, the clasp designed as a turtle, pendant stamped 750, pendant 5.0cm, chain 44.0cm, 10.9g.

Estimate £800 - £1,200

A VINTAGE CORAL BEAD NECKLACE in 14ct yellow gold, comprising a row of alternating polished coral beads and brushed gold beads, stamped 14K, 77.5cm, 33.0g. 

Estimate £1,500 - £2,500

AN ANTIQUE FRENCH SAPPHIRE, DIAMOND AND PEARL FESTOON NECKLACE in 18ct yellow gold and silver, comprising four rows of trace chain punctuated by pearls, set with oval and round cabochon sapphires accented by flat cut diamonds, suspending pearl drops,

Estimate £3,000 - £5,000

A GOLD ARCHEOLOGICAL REVIVAL FRINGE NECKLACE in high carat yellow gold, comprising a row of fancy links, accented by gold spikes, no assay marks, 41.0cm, 135.9g.

Estimate £12,000 - £16,000

VERSACE, A LARGE DIAMOND CROSS PENDANT NECKLACE in 18ct white gold, the cross in meander design, set throughout with round brilliant cut diamonds totalling 1.9-2.2 carats, suspended from a cord necklace, signed Versace, Italian assay marks, stamped 7

Estimate £3,000 - £5,000

A FINE VINTAGE EMERALD AND DIAMOND NECKLACE in yellow gold and silver, the necklace comprising rows of round brilliant cut diamonds accented by ropework, set with oval and round cabochon emeralds accented by further round brilliant and single cut dia

Estimate £15,000 - £20,000

TIFFANY & CO., A BLACK PEARL AND DIAMOND PENDANT NECKLACE the pendant set with a black pearl of approximately 11.5mm accented by round brilliant cut diamonds, suspended from a trace chain, signed Tiffany & Co., necklace stamped PT 950, pendant stampe

Estimate £1,500 - £2,500

VAN CLEEF & ARPELS, A VINTAGE SAPPHIRE AND DIAMOND COLLAR NECKLACE in 18ct yellow gold, comprising three rows of curb links accented by spacers set with rows of round brilliant cut diamonds, set with an oval cabochon sapphire in a border of baguette

Estimate £15,000 - £25,000

JEAN SCHLUMBERGER, A VINTAGE FRENCH LAPIS LAZULI, SAPPHIRE AND ENAMEL TORSADE NECKLACE in 18ct yellow gold, comprising eight rows of polished lapis lazuli beads, interspersed by spacers decorated with green enamel and set with round cut sapphires, Fr

Estimate £10,000 - £15,000

A MULTICOLOUR SAPPHIRE AND DIAMOND NECKLACE set with a row of seven baguette cut orange, pink, blue and green sapphires, accented with two round cut diamonds, suspended from a trace chain set with further multicolour sapphires, stamped 14K, 46.6cm, 3

Estimate £500 - £700

AN ANTIQUE PEARL NECKLACE in yellow gold, comprising two rows of belcher chain interspersed by spacers set with pearls, the central panel set with further pearls and engraved with foliate motifs, suspending two drops of similar design, no assay marks

Estimate £1,500 - £2,500

A SAPPHIRE HEART PENDANT NECKLACE comprising a heart cut sapphire of approximately 4.49 carats, suspended from a spiga chain, stamped 750, 40.8cm, 8.1g. 

Estimate £4,000 - £6,000

BULGARI, A BVLGARI BVLGARI GOLD SAUTOIR NECKLACE comprising a trace chain punctuated by circular links engraved 'BVLGARI', signed Bulgari, stamped 750, 95.0cm, 61.9g. 

Estimate £8,000 - £12,000

BULGARI, A VINTAGE DIAMOND CURB CHAIN NECKLACE comprising a row of tricolour curb links, accented by round brilliant cut diamonds, signed Bulgari Roma, stamped 750, 90.3cm, 229.6g. 

Estimate £30,000 - £50,000

AN ITALIAN CORAL AND DIAMOND FLOWER PENDANT NECKLACE in 18ct white gold, the pendant set with coral carved to depict a rose and flowers, accented by round brilliant cut diamonds, the bail pave set with further diamonds, suspended from a trace chain,

Estimate £1,000 - £1,500

BULGARI, A PEARL LUCEA SAUTOIR NECKLACE comprising a trace chain punctuated by fancy links and pearls, signed Bulgari, stamped 750, 85.5cm, 45.4g. 

Estimate £6,000 - £8,000