A VINTAGE FRENCH DIAMOND GASPIPE NECKLACE in 18ct yellow gold, the necklace of fancy gaspipe design, the stylised clasp accented by rows of round brilliant cut diamonds, French maker's mark, French assay marks, 42.0cm, 72.5g. 

Estimate £3,000 - £5,000

AN ANTIQUE NATURAL SALTWATER PEARL AND DIAMOND NECKLACE comprising a single row of ninety eight pearls ranging from 3.4-8.1mm, the clasp set with an old European cut diamond in a cluster of further old European cut diamonds, no assay marks, 53.0cm, 2

Estimate £500 - £700

AN ANTIQUE NATURAL SALTWATER PEARL AND DIAMOND NECKLACE comprising a single row of eighty three pearls ranging from 3.8-8.0mm, the clasp set with three old cut diamonds in a border of rose cut diamonds, no assay marks, 48.0cm, 19.6g. Accompanied by a

Estimate £500 - £700

A VINTAGE ITALIAN GOLD MARINER LINK NECKLACE in 14ct yellow gold, comprising a row of mariner links, Italian assay marks, stamped 585 14K, 46.7cm, 24.0g. 

Estimate £1,500 - £2,500

CARTIER, A VINTAGE PEARL, EMERALD AND SILVERIUM PANTHERE NECKLACE comprising five rows of pearls, the clasp designed as a panther head, the eyes set with pear cut emeralds, signed Cartier and numbered, French maker's marks, French assay marks, stampe

Estimate £1,500 - £2,500

FRED PARIS, A CORAL AND DIAMOND FISH NECKLACE in 18ct yellow gold, designed as three graduating fish set with polished coral, the eyes set with round brilliant cut diamonds, suspended from a trace chain, signed Fred, French maker's mark, French assay

Estimate £1,000 - £1,500

ALEXIS NY, A DIAMOND, RUBY AND ENAMEL SNAKE NECKLACE comprising a row of articulated links decorated with black and green enamel, the head and tail set with round brilliant cut diamonds, the eyes set with marquise cut rubies, inscribed D1.20 R0.57, s

Estimate £4,000 - £6,000

CARTIER, AN IMPROTANT DIAMOND MULTI STRAND TRINITY NECKLACE in 18ct yellow, white and rose gold, comprising two tricolour gold trinity motifs set with round brilliant cut diamonds, suspending twelve rows of trace chain punctuated by further diamonds,

Estimate £20,000 - £30,000

DAVID WEBB, A VINTAGE TIGER'S EYE BEAD NECKLACE comprising a row of graduating polished tiger's eye beads, accented by fluted gold beads, signed Webb, stamped 750, 63.0cm, 132.0g.

Estimate £5,000 - £7,000

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

AN ANTIQUE AQUAMARINE AND PINK TOPAZ PENDANT NECKLACE, EARLY 19TH CENTURY in yellow gold, the pendant set with an elongated oval cut aquamarine of approximately 40.00 carats, accented by a further oval cut aquamarine and oval cut pink topaz, the pink

Estimate £10,000 - £15,000

AN ANTIQUE NATURAL SALTWATER PEARL AND DIAMOND PENDANT NECKLACE, 19TH CENTURY AND LATER in silver and yellow gold, the pendant suspending a pearl measuring 7.7 x 7.5 x 5.3mm in a border of rose cut diamonds, accented by two curved segments set with o

Estimate £2,500 - £3,500

A GOLD NECKLACE comprising a graduating row of openwork scrolling motifs, suspended from a trace chain, stamped 18K 750, 45.0cm, 31.6g. 

Estimate £2,000 - £3,000

AN ANTIQUE RUBY AND PEARL HARE PENDANT NECKLACE in yellow gold, the pendant designed as a hare with a pearl set collar, the eye set with a round cut ruby, suspended from three ropework chains, JG maker's mark, marked indistinctly, pendant 2.2cm, chai

Estimate £3,500 - £5,500

A FINE ANTIQUE NATURAL SALTWATER PEARL AND DIAMOND FLOWER NECKLACE in yellow gold and silver, the necklace designed as a row of leaves set with pearls and rose cut diamonds, the pendant designed as a flower set with a pearl of 6.5mm, the petals set w

Estimate £10,000 - £15,000

A LONG MULTICOLOUR SAPPHIRE NECKLACE comprising a row of round cut blue, purple, pink, orange, yellow and green sapphires totalling 35.0-37.0 carats, stamped 750, 62.0cm, 46.0g. 

Estimate £6,000 - £8,000

VAN CLEEF & ARPELS, A VINTAGE ONYX NECKLACE, 1970s in yellow gold, comprising interlocking rope work links, accented by polished onyx discs, signed Van Cleef & Arpels, stamped AU750, 75.0cm, 108.0g. 

Estimate £10,000 - £15,000

SCHLUMBERGER, AN ENAMEL AND PEARL NECKLACE in 18ct yellow gold, comprising twenty three strands of pearls, accented by links relieved in blue enamel and accented by gold studs, signed Schlumberger Paris, French assay marks, 53.0cm, 258.2g. 

Estimate £20,000 - £30,000

AN ANTIQUE FRENCH PEARL FLOWER NECKLACE in 18ct yellow gold, comprising a trace chain with floral motifs, punctuated by pearls, suspending three swag chains punctuated by further pearls, French assay marks, 42.2cm, 8.8g.  

Estimate £800 - £1,200

AN ANTIQUE FRENCH SWISS ENAMEL LOCKET PENDANT NECKLACE, 19TH CENTURY in 18ct yellow gold, the locket pendant with an enamelled portrait of a classical man courting a woman, with a scene depicting a flower filled urn to the reverse, opening to reveal

Estimate £1,800 - £2,200

A TWO ROW PEARL AND DIAMOND CHOKER NECKLACE comprising two rows of pearls, the clasp set with further pearls accented by old European and single cut diamonds, no assay marks, 35.5cm, 67.8g. 

Estimate £600 - £800