AN ANTIQUE DIAMOND CRESCENT MOON BROOCH in yellow gold and silver, designed as a crescent moon set with a row of old cut diamonds, the diamonds all totalling 1.0-1.1 carats, no assay marks, 2.9cm, 4.7g. 

Estimate £1,000 - £1,500

A FINE ANTIQUE DIAMOND AND ENAMEL BROOCH / PENDANT in yellow gold and silver, the oval body set with an old cut diamond and decorated with blue enamel, in a border of further old cut diamonds, the diamonds all totalling 3.5-4.0 carats, glass covered

Estimate £2,500 - £3,500

LOT WITHDRAWN - A PAIR OF DIAMOND AND ENAMEL FOUR LEAF CLOVER BROOCHES / PENDANTS in 14ct yellow gold, each designed as a four leaf clover decorated in varicoloured green and black enamel, accented by round brilliant and single cut diamonds, stamped

Estimate £10 - £20

AN ANTIQUE DIAMOND CRESCENT MOON BROOCH in yellow gold and silver, designed as a crescent moon, set with a row of graduated old cut diamonds accented by rose cut diamonds, the diamonds all totalling 1.5-2.0 carats, no assay marks, 2.7cm, 4.7g. 

Estimate £2,500 - £3,500

A LARGE AQUAMARINE BROOCH in platinum, set with a cushion cut aquamarine of approximately 64.55 carats, no assay marks, 2.9cm, 18.8g. 

Estimate £3,000 - £5,000

A VINTAGE RUBY, SAPPHIRE, EMERALD AND DIAMOND GIARDINETTO BROOCH, CIRCA 1950 in platinum, designed as plant in a stemmed pot, set with carved rubies, cabochon sapphires and emeralds and round brilliant and baguette diamonds, indistinct assay mark, st

Estimate £4,000 - £6,000

AN ANTIQUE EMERALD, RUBY AND DIAMOND OTTOMAN SPRAY BROOCH in yellow gold, designed as a floral spray accented by a crescent moon with star, weapons and flags, set throughout with old cut and rose cut diamonds, round cut and square cut emeralds and ro

Estimate £6,000 - £8,000

A FRENCH DIAMOND FEATHER BROOCH in 18ct yellow gold and platinum, designed as a spray of feathers, accented by single cut diamonds, French assay marks, 5.7cm, 13.6g. 

Estimate £700 - £900

AN ANTIQUE DIAMOND STAR BROOCH / PENDANT in yellow gold and silver, set throughout with old cut diamonds, the diamonds all totalling 3.5-4.0 carats, no assay marks, 4.8cm, 8.6g. 

Estimate £2,500 - £3,500

AN ANTIQUE GARNET AND DIAMOND INSECT BROOCH in silver, designed as an insect, the wings set with cabochon garnets, accented by old, rose and single cut diamonds, no assay marks, 2.7cm, 4.2g. 

Estimate £800 - £1,200

AN ANTIQUE PEARL AND DIAMOND CRESCENT MOON BROOCH designed as a crescent moon set with a row of alternating pearls, old and rose cut diamonds, accented by further pearls, no assay marks, 2.8cm, 7.4g. 

Estimate £800 - £1,200

AN ANTIQUE TURQUOISE AND DIAMOND BAR BROOCH in yellow gold and silver, designed as a bar set with a row of round cabochon turquoise, accented by old cut diamonds, no assay marks, 6.2cm, 10.1g. 

Estimate £1,200 - £1,600

AN ANTIQUE DIAMOND BAR BROOCH in yellow gold, set with a row of old and rose cut diamonds, no assay marks, 4.8cm, 4.7g. 

Estimate £1,200 - £1,600

AN ANTIQUE DENDRITIC AGATE AND DIAMOND BROOCH in yellow gold, set with an oval dendritic agate in a border of rose cut diamonds, no assay marks, 2.4cm, 7.2g. 

Estimate £1,500 - £2,500

AN ANTIQUE DIAMOND FLORAL SPRAY BROOCH in yellow gold and silver, designed as a spray of foliage set throughout with rose cut diamonds, no assay marks, 4.8cm, 7.4g. 

Estimate £800 - £1,200

AN ANTIQUE FRENCH PEARL AND ENAMEL NECKLACE in 18ct yellow gold, comprising a row of pearls accented by black enamel, suspending a detachable pendant / brooch set with further pearls and decorated by black enamel, French assay marks, necklace 40.5cm,

Estimate £5,000 - £7,000

AN ANTIQUE  SAPPHIRE AND DIAMOND BOW BROOCH in yellow gold and silver, designed as a bow set with cushion cut sapphires and old cut diamonds, suspending an articulated pear shaped drop set with further old cut diamonds, no assay marks, 3.5cm, 7.7g. 

Estimate £1,200 - £1,600

A DIAMOND HORSESHOE BROOCH in 14ct yellow gold and silver, designed as a horseshoe, set with rose cut diamonds, stamped 14CT, 4.5cm, 8.4g. 

Estimate £600 - £800

TIFFANY & CO., A VINTAGE ENAMEL AND DIAMOND ROSE BROOCH / PENDANT in yellow gold, designed as a rose in bloom decorated throughout with white enamel, suspending an old cut diamond drop, signed Tiffany & Co., no assay marks, 3.5cm, 13.4g. 

Estimate £3,000 - £5,000

AN ANTIQUE DIAMOND STAR BROOCH / PENDANT in rhodium plated gold and silver, designed as a six rayed star set throughout with old cut diamonds, accented by six further diamonds, the diamonds all totalling 4.0-4.5 carats, no assay marks, 4.7cm, 17.9g.

Estimate £3,000 - £4,000

AN ANTIQUE SAPPHIRE AND DIAMOND BAR BROOCH in yellow gold, the bar set with a row of rose cut diamonds and an oval cabochon sapphire, terminating at each end with a round cabochon sapphire, no assay marks, 6.1cm, 6.1g. 

Estimate £1,000 - £1,500

AN ANTIQUE PEARL AND DIAMOND FLORAL SPRAY BROOCH in 18ct yellow gold, designed as a floral spray set throughout with pearls, the centre flower set with a pearl of 8.9mm accented by old cut diamonds, the diamonds all totalling 2.0-2.3 carats, stamped

Estimate £2,000 - £3,000

AN ANTIQUE PERIDOT, DIAMOND, RUBY, PEARL AND ENAMEL BROOCH / PENDANT in yellow gold, the brooch in foliate design accented by black enamel, set with a cushion cut peridot with an applied St Esprit motif set with rose cut diamonds, in a border of alte

Estimate £800 - £1,200

A TIGER'S EYE, DIAMOND AND ENAMEL BEE BROOCH in yellow gold, designed as a bee set with a round cabochon tiger's eye and round brilliant cut diamonds, accented by brown enamel, stamped Versailles, 3.4cm, 15.9g. 

Estimate £1,500 - £2,500

AN ENAMEL, DIAMOND AND PEARL WREATH BROOCH / PENDANT in 14ct yellow gold, designed as a wreath of leaves decorated in varicoloured green enamel, accented by round cut diamonds, suspending an articulated pearl drop, stamped 14K, 3.8cm, 5.6g. 

Estimate £800 - £1,200

A SAPPHIRE AND DIAMOND BROOCH in 18ct yellow gold, in scrolling form set with round cut sapphires and single cut diamonds, stamped 750, 4.3cm, 15.3g. 

Estimate £800 - £1,200

A DIAMOND AND RUBY DACHSHUND BROOCH in white gold, designed as a dachshund set throughout with round brilliant cut diamonds, the eyes set with round cut rubies, no assay marks, 4.3cm, 19.2g. 

Estimate £1,500 - £2,500

A DIAMOND CIRCLE BROOCH in platinum, designed as an open circle set with round brilliant cut diamonds, accented by a pear cut diamond of approximately 1.00 carats and baguette cut diamonds, the diamonds all totalling 2.8-3.0 carats, stamped PLAT, 3.3

Estimate £2,500 - £3,500

AN ANTIQUE DIAMOND SPRAY BROOCH in yellow gold and platinum, designed as a stylised spray set throughout with old cut diamonds, no assay marks, 3.8cm, 4.3g. 

Estimate £800 - £1,200

RENE KERN, A PEARL AND DIAMOND WREATH BROOCH in platinum, comprising a row of pearls set with single cut diamonds, accented by bow motifs set with round brilliant cut diamonds, the diamonds all totalling 1.1-1.2 carats, signed Kern Paris and numbered

Estimate £1,000 - £1,500

A RUBY AND DIAMOND BAR BROOCH in white gold, set with a row of oval cut rubies, accented by pairs of old cut diamonds, the rubies all totalling 3.1-3.3 carats, no assay marks, 5.4cm, 5.2g. 

Estimate £1,500 - £2,500

TIFFANY & CO, A VINTAGE DOVE BROOCH BY PALOMA PICASSO in 18ct yellow gold, designed to depict a dove, designed by Paloma Picasso, signed Tiffany & Co, Paloma Picasso facsimile signature, dated 1981, stamped 750, 7.3cm, 37.2g.

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND SPRAY BROOCH in white gold, designed as a stylised spray set with round and marquise cut sapphires and round brilliant and baguette cut diamonds, the diamonds all totalling 3.0-3.5 carats, no assay marks, 5.7cm, 17.7g. 

Estimate £1,500 - £2,500

A DIAMOND AND RUBY BOW BROOCH in white gold, designed as a bow set throughout with round brilliant and baguette cut diamonds, suspending an oval cabochon ruby drop in a cluster of single cut diamonds, the diamonds all totalling 1.2-1.5 carats, no ass

Estimate £800 - £1,200

AN ANTIQUE DIAMOND CRESCENT MOON BROOCH in yellow gold and silver, designed as a crescent moon set with a row of old and rose cut diamonds, the diamonds all totalling 1.2-1.3 carats, no assay marks, 5.3cm, 3.2g. 

Estimate £800 - £1,200

AN ANTIQUE OPAL, DIAMOND, RUBY AND EMERALD INSECT BROOCH in yellow gold and silver, designed as a winged insect set throughout with old and rose cut diamonds, the body set with an oval cabochon opal and oval cut ruby, the wings accented by round cut

Estimate £2,500 - £3,500

AN ANTIQUE DIAMOND, RUBY AND ENAMEL LOCKET BROOCH / PENDANT in yellow gold and silver, the oval face decorated in turquoise guilloche enamel, set with an old cut diamond, in a foliate style border set with old and rose cut diamonds and round cut rubi

Estimate £800 - £1,200

AN AQUAMARINE AND DIAMOND BROOCH in yellow gold, set with an oval cut aquamarine of approximately 15.32 carats in a foliate style border accented by rose cut diamonds, no assay marks, 3.6cm, 11.6g. 

Estimate £1,500 - £2,500

A VINTAGE JADEITE JADE AND DIAMOND BROOCH in 18ct white gold, set with a carved piece of jadeite jade in a stylised border of old cut diamonds, no assay marks, 4.2cm, 8.7g.

Estimate £800 - £1,200

AN ANTIQUE PEARL AND DIAMOND BROOCH in white gold and silver, the oval openwork brooch set with three pearls accented by single cut diamonds, no assay marks, 4.0cm, 8.5g. 

Estimate £800 - £1,200

A DIAMOND AND RUBY BIRD BROOCH designed as a bird, accented by old cut, round brilliant cut and round cut diamonds, a cabochon ruby set to the eye, no assay marks, 8.5cm, 17.1g. 

Estimate £800 - £1,200

AN ANTIQUE VICTORIAN TURQUOISE AND GARNET SNAKE BROOCH in 15ct yellow gold, designed as a coiled snake, the head set with cabochon turquoise and round cabochon garnet eyes, no assay marks, 4.0cm, 6.7g.

Estimate £300 - £500

AN EMERALD, RUBY, SAPPHIRE AND DIAMOND BROOCH set with a row of cushion cut sapphires, old cut diamonds and an oval cabochon emerald, accented by round cabochon rubies, no assay marks, 5.1cm, 5.4g. 

Estimate £800 - £1,200

A FINE ANTIQUE EMERALD AND DIAMOND HORSESHOE BROOCH, EARLY 20TH CENTURY in yellow gold and platinum, set with step cut emeralds and old cut diamonds, no assay marks, 3.5cm, 4.8g.

Estimate £300 - £500

AN ANTIQUE SAPPHIRE AND DIAMOND BROOCH, EARLY 19TH CENTURY in scrolling foliate design, set to the centre with an oval cabochon sapphire of approximately 7.16 carats accented by rose cut diamonds, the diamonds all totalling 3.0-4.0 carats, no assay m

Estimate £3,000 - £5,000

A DIAMOND BROOCH in platinum, in geometric form set throughout with round brilliant cut diamonds, suspending a pear cut yellow diamond drop of approximately 0.50 carats, no assay marks, 3.0cm, 4.1g. 

Estimate £2,000 - £3,000

A RUBY AND DIAMOND BAR BROOCH in 14ct yellow gold, set with a row of square step cut rubies and rose cut diamonds, stamped 585, 5.7cm, 3.6g. 

Estimate £600 - £800

A MULTIGEM BEE BROOCH in yellow gold, designed as a bee set throughout with round cabochon and round cut sapphires, round cut rubies and emeralds and flat cut diamonds, no assay marks, 3.8cm, 8.5g. 

Estimate £800 - £1,200

A DIAMOND, EMERALD AND PEARL BROOCH / PENDANT in white gold, set to the centre with a round brilliant cut diamond in a heart shaped border set with step cut emeralds, accented by bow and foliate motifs set with further diamonds, no assay marks, 5.3cm

Estimate £1,500 - £2,500

A FINE ANTIQUE DIAMOND BROOCH in 18ct yellow gold and platinum, the openwork brooch set throughout with old cut diamonds, the diamonds all totalling 3.8-4.2 carats, stamped 18CT&P, 5.3cm, 8.4g. 

Estimate £1,200 - £1,600

AN ANTIQUE SAPPHIRE AND DIAMOND CRESCENT MOON BROOCH in yellow gold, designed as a crescent moon, set with a row of oval cut sapphires accented by rose cut diamonds, no assay marks, 5.8cm, 5.7g. 

Estimate £800 - £1,200

A SAPPHIRE AND DIAMOND BAR BROOCH set with a row of oval cut sapphires accented by old cut diamonds, no assay marks, 7.0cm, 10.6g. 

Estimate £1,000 - £1,500

AN ANTIQUE VICTORIAN DIAMOND SWEETHEART BROOCH in yellow gold and silver, designed as two hearts surmounted by a foliate motif, accented throughout with old and rose cut diamonds, no assay marks, 2.7cm, 5.5g. 

Estimate £1,500 - £2,500

AN ANTIQUE GARNET, PEARL AND ENAMEL BROOCH set with a cushion cut garnet in a scalloped border of white and gold enamel, accented by pearls, no assay marks, 3.0cm, 4.6g. 

Estimate £300 - £500

AN ART DECO DIAMOND AND PEARL PLAQUE BROOCH in platinum and white gold, the openwork geometric brooch set with a pearl of 5.5mm and old cut diamonds, no assay marks, 4.5cm, 9.1g. 

Estimate £1,200 - £1,600

AN ANTIQUE GEMSET INSECT BROOCH in yellow gold, designed as a winged insect, the body set with a cabochon tiger's eye, the eyes set with round cabochon rubies, the wings set with seed pearls, no assay marks, 4.5cm, 4.2g. 

Estimate £800 - £1,200

A DIAMOND AND ENAMEL NOVELTY BROOCH designed as a rabbit dressed for golf, set throughout with single cut diamonds, the body, bag and clubs decorated with blue, green and brown enamel, no assay marks, 3.8cm, 6.6g. 

Estimate £1,200 - £1,600

AN ANTIQUE PEARL AND DIAMOND CROWN BROOCH in 14ct yellow gold, set throughout with pearls and seed pearls, accented by an old cut diamond, stamped 14K, 3.0cm, 5.5g. 

Estimate £400 - £600

A VINTAGE NOVELTY PEARL, SAPPHIRE, DIAMOND AND ENAMEL DUCK BROOCH in 18ct yellow and white gold, designed as a duck wearing a crown, a pearl necklace and boots, the body formed of a pink baroque pearl, the eye set with a round cabochon sapphire, the

Estimate £5,000 - £7,000