VAN CLEEF & ARPELS, A MOTHER OF PEARL ALHAMBRA NECKLACE in 18ct yellow gold, the chain punctuated by twenty quatrefoil motifs set with mother of pearl, signed VCA and numbered, French assay marks, stamped Au750, 86.0cm, 49.7g. 

Estimate £10,000 - £15,000

NO RESERVE - A FINE AQUAMARINE AND DIAMOND BROOCH / PENDANT AND CHAIN in platinum and white gold, designed as an open circle, set all around with calibre cut aquamarines, accented by old European cut diamonds, together with an unassociated fancy link

Estimate £600 - £800

A MODERNIST AGATE SLICE NECKLACE, 1970S in 18ct yellow gold, the pendant set with a large slice of polished agate, suspended from an elongated fancy link chain, chain stamped 750, pendant 8.3cm, chain 59.0cm, 70.5g. 

Estimate £1,500 - £2,500

A SUPERB ANTIQUE CHINESE GOLD BEAD NECKLACE in 22ct yellow gold, comprising a row of graduated gold beads, Chinese assay marks, 38.0cm, 323.9g. 

Estimate £20,000 - £25,000

CARTIER, AN AMETHYST, CORAL AND DIAMOND DELICES DE GOA NECKLACE in 18ct yellow gold, the double strand necklace set with clusters of polished amethyst and coral beads, accented by round brilliant cut diamonds, signed Cartier and numbered, French assa

Estimate £30,000 - £40,000

AN ANTIQUE VICTORIAN CITRINE RIVIERE NECKLACE, 19TH CENTURY in yellow gold, set with a row of graduating oval cut citrines, no assay marks, 40.0cm, 72.6g. 

Estimate £2,500 - £3,500

A NATURAL SALTWATER PEARL, EMERALD AND DIAMOND NECKLACE in white gold and platinum, comprising a single row of seventy-seven pearls ranging from 3.4mm to 9.8mm, the clasp set with a kite shaped emerald in a border of single cut diamonds, French impor

Estimate £40,000 - £60,000

AN ANTIQUE GARNET RIVIERE NECKLACE in yellow gold, comprising a row of graduated oval cut garnets, no assay marks, 41.5cm, 35.6g. 

Estimate £2,000 - £3,000

A NATURAL SALTWATER PEARL AND DIAMOND NEGLIGEE NECKLACE in yellow gold, comprising a trace chain set with old cut diamonds and pearls, suspending two pearl drops of 10.3mm and 12.1mm respectively, no assay marks, 38.0cm, 12.9g. Accompanied by a gemmo

Estimate £20,000 - £30,000

CARTIER, A DIAMOND PENDANT NECKLACE in 18ct yellow gold, comprising three oval buckles set with round brilliant cut diamonds, suspended from a trace chain, signed Cartier and numbered, French assay marks, 41.0cm, 14.1g. 

Estimate £2,500 - £3,500

TIFFANY & CO., AN ANTIQUE MOONSTONE AND DIAMOND PENDANT NECKLACE in platinum, the pendant set with a cabochon moonstone within a foliate frame set with old cut diamonds, suspended from a chain, pendant signed Tiffany & Co., no assay marks, pendant 4.

Estimate £12,000 - £18,000

AN EXQUISITE BELLE EPOQUE DIAMOND LAVALIER NECKLACE in platinum, comprising bow motifs and twisted links set with old cut diamonds, suspending two drops, each set with a pear shaped old cut diamond of approximately 2.08 and 1.21 carats respectively,

Estimate £20,000 - £30,000

A NATURAL SALTWATER PEARL, DIAMOND AND ENAMEL NECKLACE in white gold and platinum, comprising a fancy link chain set with pearls, suspending a pendant set with a pearl of 8.5mm and a pearl of 11.8mm, accented by rose cut diamonds and blue enamel, no

Estimate £8,000 - £12,000

AN IMPORTANT SAPPHIRE AND DIAMOND SAUTIOR TASSEL NECKLACE in platinum, comprising three rows of faceted sapphire beads accented by geometric links set with cushion and round brilliant cut diamonds, suspending a tassel formed of sixteen rows of facete

Estimate £40,000 - £50,000

LEO DE VROOMEN, A MODERNIST COLOMBIAN EMERALD AND DIAMOND NECKLACE, 1979 in 18ct yellow gold, the fancy link chain comprising seven polished emerald crystals accented by rondelles set with round brilliant cut diamonds, maker's mark, full British hall

Estimate £8,000 - £12,000

BULGARI, A PEARL, SAPPHIRE, RUBY AND DIAMOND NECKLACE in 18ct yellow gold, comprising five rows of pearls, polished sapphire and ruby beads, and rondelles set with round brilliant cut diamonds, the clasp set with a row of cabochon sapphires accented

Estimate £15,000 - £20,000

A FINE FRENCH GEMSET NATURAL PEARL TASSEL NECKLACE in yellow gold, the chain set with pearls and rondelles set with cabochon rubies and rose cut diamonds, suspending a tassel of thirty three strands of multicoloured seed pearls and a tassel of forty

Estimate £15,000 - £20,000

A DIAMOND NECKLACE in 18ct white gold, comprising a row of round brilliant cut diamonds, suspending a swag of further round brilliant cut diamonds, accented by baguette cut diamonds, the diamonds all totalling 12.0-13.0 carats, stamped 750, 45.0cm, 3

Estimate £8,000 - £12,000

AN EGYPTIAN REVIVAL CORAL AND ENAMEL NECKLACE in 18ct yellow gold, comprising two rows of polished coral and gold beads suspending a detachable brooch / pendant designed as the Egyptian God Ra, the body, tail and wings decorated with blue, red and wh

Estimate £3,000 - £5,000

AN ANTIQUE VICTORIAN PEARL AND ENAMEL SNAKE NECKLACE in yellow gold, designed as a coiled snake, the head relieved in green enamel and accented by a row of pearls, suspending a heart shaped locket of similar design, the reverse with two locket compar

Estimate £2,000 - £3,000

AN EMERALD AND DIAMOND NECKLACE in yellow gold, comprising a row of alternating Mughul carved emeralds and trios of round brilliant cut diamonds, suspending a detachable pendant comprising a cluster of further Mughul carved emeralds accented by round

Estimate £10,000 - £15,000