CHILD & CHILD, AN ANTIQUE ENAMEL WING BROOCH, 19TH CENTURY in yellow gold and silver, designed to depict wings, relieved in blue enamel, no assay marks, 9.8cm, 17.5g. Accompanied by a fitted Child & Child box. 

Estimate £1,500 - £2,500

AN ANTIQUE BLACK OPAL AND DIAMOND BAR BROOCH in yellow gold and silver, set with an oval cabochon cut black opal accented by trios of old cut diamonds, no assay marks, 6.5cm, 4.4g. 

Estimate £600 - £800

AN ANTIQUE ESSEX CRYSTAL BROOCH in yellow gold, set with an oval Essex crystal reverse carved intaglio carved and painted to depict a racehorse, over a mother of pearl background, no assay marks, 2.7cm, 11.1g. 

Estimate £200 - £300

AN ANTIQUE RUBY, SAPPHIRE AND EMERALD CLOVER BROOCH in yellow gold and silver, designed as a three-leaf clover set with an oval cut ruby, sapphire and emerald accented by old and rose cut diamonds and round cut rubies, no assay marks, 3.2cm, 6.1g. 

Estimate £2,000 - £3,000

AN ANTIQUE MOONSTONE AND DIAMOND FLOWER BROOCH in yellow gold and silver, set to the centre with an old cut diamond with five heart-shaped cabochon moonstone petals, accented by a border of rose cut diamonds, no assay marks, 2.0cm, 4.6g. 

Estimate £800 - £1,200

A VINTAGE DIAMOND HORSE AND JOCKEY BROOCH in yellow gold and silver, designed as a horse being ridden by a jockey, the horse set with single cut diamonds, no assay marks, 4.1cm, 7.5g. 

Estimate £800 - £1,200

AN ANTIQUE OPAL, GARNET AND DIAMOND CRESCENT MOON BROOCH in yellow gold, designed as a crescent moon, set with a row of alternating round cabochon opals and round cut garnets, accented by a row of rose cut diamonds, no assay marks, 3.7cm, 7.8g. 

Estimate £800 - £1,200

A CHALCEDONY AND DIAMOND FEATHER BROOCH in 18ct white gold, comprising a lilac chalcedony carved to depict a feather, accented by rows of round brilliant cut diamonds, inscribed 101.55ct d0.531, stamped Au750, 6.7cm, 30.7g. 

Estimate £1,500 - £2,500

AN ANTIQUE EDWARDIAN PERIDOT AND DIAMOND BROOCH set with an oval cut peridot of approximately 4.30 carats within an openwork border set with old cut diamonds, no assay marks, 2.2cm, 3.6g. 

Estimate £800 - £1,200

AN AUSTRIAN VINTAGE CORAL AND NEPHRITE STRAWBERRY BROOCH in 14ct yellow gold, designed as a sprig of three strawberries set with carved coral and carved nephrite leaves, stamped 14K, Austrian assay mark, 5.0cm, 17.3g. 

Estimate £1,500 - £2,500

G. CONFALONIERI, AN ANTIQUE TURQUOISE, RUBY AND DIAMOND SCARAB BROOCH in yellow gold and silver, designed as a scarab set with a carved turquoise in a cluster of rose cut diamonds, the eyes and head set with round and cushion cut rubies, the openwork

Estimate £2,500 - £3,500

AN ANTIQUE SHELL CAMEO BROOCH in 18ct yellow gold, set with an oval shell cameo carved to depict two angels on a cloud, carrying a lute and a sprig of roses, stamped 18CT, 5.8cm, 19.8g. 

Estimate £200 - £300

AN ANTIQUE AQUAMARINE AND DIAMOND BROOCH in yellow gold and silver, set with an oval cut aquamarine of approximately 11.50 carats, accented by an old cut diamond of approximately 0.80 carats within a foliate border of old cut diamonds, no assay marks

Estimate £6,000 - £8,000

AN ANTIQUE DIAMOND CRESCENT MOON BROOCH in yellow gold and silver, designed as a crescent moon, set with three rows of graduating rose cut diamonds, no assay marks, 4.5cm, 18.4g. 

Estimate £2,500 - £3,500

A FRENCH ANTIQUE NATURAL PEARL, DIAMOND AND EMERALD CORONET BROOCH in 18ct yellow gold, designed as the coronet of a French Count set with old and rose cut diamonds and fancy cut emeralds, surmounted by nine natural pearls measuring between 4.5mm-5.0

Estimate £2,000 - £3,000

A VINTAGE ROCK CRYSTAL AND DIAMOND BROOCH in yellow gold, set with a foiled rock crystal inlaid with a Greek key motif set with rose cut diamonds, no assay marks, 3.1cm, 15.5g. 

Estimate £400 - £600

AN ANTIQUE STAR SAPPHIRE, RUBY, DIAMOND AND ENAMEL BROOCH in yellow gold, the quatrefoil body decorated with blue, green and red enamel accented by old cut diamonds, set to the centre with an oval cabochon star sapphire in a cluster of oval and cushi

Estimate £6,000 - £8,000

A VINTAGE DIAMOND BAR BROOCH in yellow gold, set with a row of graduated old cut diamonds, the diamonds all totalling 3.5-4.0 carats, no assay marks, 4.5cm, 5.0g. 

Estimate £3,000 - £5,000

A VINTAGE CHALCEDONY GRAPE BROOCH / PENDANT designed as a bunch of grapes, the grapes formed of polished chalcedony beads, no assay marks, 5.9cm, 19.3g. 

Estimate £400 - £600

AN ANTIQUE DIAMOND AND ENAMEL FLOWER BROOCH in yellow gold and silver, the stems decorated with green enamel, the flower buds set with old and rose cut diamonds, no assay marks, 3.5cm, 9.5g. 

Estimate £4,000 - £6,000

AN ANTIQUE DIAMOND, PEARL AND ENAMEL BROOCH in yellow gold and silver, set to the centre with an old cut diamond to an openwork surround of pearls and diamonds to a border of green enamel and a further border of pearls, suspending an articulated pear

Estimate £2,000 - £3,000

A FRENCH ANTIQUE SAPPHIRE AND DIAMOND DRAGONFLY BROOCH in yellow gold and silver, the body set with a row of cushion cut sapphires, the eyes and wings set with rose cut diamonds, French assay marks, 4.0cm, 6.7g. 

Estimate £2,500 - £3,500

A VINTAGE LAPIS LAZULI, RUBY, EMERALD AND DIAMOND BROOCH / PENDANT in 18ct yellow gold, set with an oval cabochon lapis lazuli in a border of round cut rubies and single cut diamonds, accented by further marquise shaped lapis lazuli, marquise cut rub

Estimate £3,000 - £5,000

AN ANTIQUE DIAMOND TASSEL BROOCH in platinum and 18ct white gold, in foliate design set throughout with old cut diamonds suspending three articulated tassels set with further old cut diamonds, the diamonds all totalling 6.2-6.6 carats, French import

Estimate £6,000 - £8,000

AN ART DECO DIAMOND BAR BROOCH in 14ct white gold, set with five principal old European cut diamonds accented by pairs of further old European cut diamonds, the diamonds all totalling 2.3-2.5 carats, stamped 585, 5.4cm, 10.2g. 

Estimate £2,000 - £3,000

AN ANTIQUE ART DECO JADEITE JADE AND DIAMOND BROOCH designed as a shield, set with a piece of jadeite jade carved to depict foliage, accented by old and single cut diamonds, no assay marks, 4.1cm, 8.7g. 

Estimate £1,000 - £1,500

AN ANTIQUE RUBY, DIAMOND AND PEARL CRESCENT MOON BAR BROOCH in yellow gold and silver, the crescent moon set with a row of round, cushion and oval cut rubies and old cut diamonds, the centre of the bar set with a pearl in a cluster of further old cut

Estimate £4,000 - £6,000

A VINTAGE RUBY AND DIAMOND FLORAL SPRAY BROOCH in 18ct yellow gold and platinum, designed as a floral spray, the principal flower set with a round cabochon ruby in a cluster of old cut diamonds, further flowers set with old cut diamonds in clusters o

Estimate £5,000 - £7,000

A PAIR OF VINTAGE RUBY AND EMERALD FROG CLIP BROOCHES in 18ct yellow gold, designed as two unhappy frogs, one set with cabochon ruby eyes, the other set with cabochon emerald eyes, stamped 750, 3.0cm, 25.5g total weight.

Estimate £1,500 - £2,500

A RUBY AND DIAMOND BROOCH in 18ct yellow gold, the openwork brooch set with a cluster of round brilliant cut diamonds accented by marquise cut rubies and further round brilliant cut diamonds, the rubies all totalling 13.82 carats, inscribed 13.827ct

Estimate £1,500 - £2,500

TIFFANY & CO., A RUBY FISH BROOCH in 18ct yellow gold, designed as a stylised fish, the eye set with a cabochon ruby, signed TIFFANY, stamped 18k, 4.6cm, 22.2g. 

Estimate £2,500 - £3,500

A DIAMOND SEAGULL BROOCH in 14ct yellow gold, designed as a seagull in flight, the wings accented by rose cut diamonds, stamped 585, 4.2cm, 5.4g. 

Estimate £400 - £600

CARTIER, A VINTAGE RUBY AND DIAMOND BAR BROOCH set with a row of alternating old cut diamonds and French cut rubies, signed Cartier and numbered, no assay marks, 4.7cm, 3.6g. 

Estimate £1,000 - £1,500

AN ANTIQUE RUBY, PEARL AND DIAMOND BROOCH in 18ct yellow gold, set with a row of oval and round cut rubies and two rows of pearls, accented by a row of rose cut diamonds and further pearls, French import marks, 4.9cm, 12.2g. 

Estimate £1,200 - £1,600

AN ANTIQUE CITRINE AND PEARL WITCHES HEART BROOCH in yellow gold, set with a heart cut citrine in a border of pearls surmounted by a crown set with further pearls, no assay marks, 3.2cm, 6.7g. 

Estimate £400 - £600

AN ANTIQUE GARNET BAR BROOCH in 18ct yellow gold and silver, set to the centre with a cross formed of square step cut garnets accented by rose cut diamonds, terminating at each end with an octagonal step cut garnet and fleur de lys motif, French impo

Estimate £1,500 - £2,500

A FRENCH VINTAGE ONYX AND DIAMOND BOW BROOCH in platinum, designed as an elongated bow set with a row of calibre cut onyx within a border of single cut diamonds, French assay marks, 7.5cm, 7.6g. 

Estimate £3,000 - £5,000

A BELLE EPOQUE DIAMOND AND PEARL PLAQUE BROOCH comprising a four-leaf clover motif set with old and rose cut diamonds, within a frame of seed pearls, the openwork plaque accented throughout with old and rose cut diamonds, no assay marks, 3.5cm, 6.8g.

Estimate £600 - £800

AN ANTIQUE EMERALD AND DIAMOND BROOCH in yellow gold and silver, the openwork body set with a round cabochon emerald within a star shaped border set with old and rose cut diamonds, accented by further old and rose cut diamonds, the diamonds all total

Estimate £2,000 - £3,000

A FRENCH NATURAL PEARL AND DIAMOND BAR BROOCH in 14ct yellow gold, set with a natural pearl of 5.5mm in a cluster of old cut diamonds, accented by a row of further old cut diamonds, the diamonds all totalling 2.0-2.2 carats, French assay marks, 3.8cm

Estimate £1,500 - £2,500

A VINTAGE DIAMOND AND RUBY SCOTTIE DOG BROOCH in yellow gold and silver, designed as a Scottie dog set with old and rose cut diamonds, the eye set with a cabochon ruby, no assay marks, 3.8cm, 5.0g.

Estimate £1,200 - £1,600

A VINTAGE PLIQUE A JOUR ENAMEL, DIAMOND AND EMERALD DRAGONFLY BROOCH in 18ct yellow gold, designed as a dragonfly, the body accented by rows of round brilliant cut diamonds, the eyes decorated with orange enamel, the tail set with round cut emeralds,

Estimate £600 - £800

JULES WIESE, AN ANTIQUE DIAMOND BROOCH in 18ct yellow gold, the openwork foliate style brooch set with an old cut diamond, signed WIESE, French import marks, 3.8cm, 19.3g. 

Estimate £2,500 - £3,500

AN ANTIQUE DIAMOND AND PEARL BROOCH in 18ct yellow gold, in scrolling design with a pearl of 8.6mm accented by old and rose cut diamonds and further pearls, French import marks, 4.6cm, 10.6g. 

Estimate £2,000 - £3,000

AN ANTIQUE ESSEX CRYSTAL CROP BROOCH in yellow gold, designed as a riding crop set with a circular Essex crystal reverse carved intaglio depicting a dog, no assay marks, 5.0cm, 7.3g. 

Estimate £600 - £800

AN ANTIQUE DIAMOND, ENAMEL AND RUBY BROOCH in yellow gold and silver, set with a cluster of rose cut diamonds in a scrolling and fan shaped border set with further rose cut diamonds and a round cut ruby, accented by blue enamel, suspending five artic

Estimate £2,000 - £3,000

AN ANTIQUE AGATE CAMEO BROOCH in yellow gold, set with an agate cameo carving of a Classical woman in profile to a border of a twisted design, no assay marks, 4.7cm, 33.8g. 

Estimate £600 - £800