AN ANTIQUE VICTORIAN RUBY AND DIAMOND CRESCENT MOON BROOCH designed as a crescent moon, set with alternating old cut diamonds and round cut rubies, the rubies totalling 1.4-1.6 carats, the diamonds totalling 1.0-1.2 carats, no assay marks, 3.0cm, 7.1

Estimate £2,500 - £3,500

CARTIER, A DIAMOND, ONYX, AND EMERALD PANTHER BROOCH in platinum, designed as a standing panther, the body set throughout with round brilliant cut diamonds and onyx, the articulated head set with pear-shaped emeralds and onyx, signed Cartier and numb

Estimate £35,000 - £45,000

GUBELIN, A DIAMOND PINEAPPLE BROOCH in yellow and rose gold, designed as an abstract pineapple set throughout with round brilliant cut diamonds, the diamonds totalling 1.2-1.5 carats, signed E. GUBELIN, no assay marks, 5.1cm, 16.2g. 

Estimate £2,000 - £3,000

TIFFANY & CO, A CITRINE AND DIAMOND BOW BROOCH, CIRCA 1980 in 18ct yellow gold, designed as a bow, set with two trillion cut citrines accented by round brilliant cut diamonds, signed Tiffany & Co., stamped 750, 4.0cm, 16.9g. Accompanied by a Tiffany

Estimate £2,000 - £3,000

AN ANTIQUE DIAMOND HORSE SHOE BROOCH designed as an openwork horseshoe in meander style, set throughout with rose cut diamonds, no assay marks, 4.5cm, 9.3g. 

Estimate £2,500 - £3,500

A VINTAGE GEMSET CHARM BRACELET in platinum and yellow gold, comprising a fancy link bracelet suspending thirteen charms including a figure with a hockey stick, a sail boat, a wishbone, a heart, a Scottie dog, two cherubs carrying a heart, an articul

Estimate £4,000 - £6,000

AN ART DECO COLOMBIAN EMERALD AND DIAMOND BROOCH in platinum, set with an octagonal step cut Colombian emerald of 1.70 carats accented by step cut emeralds and old cut diamonds, the diamonds all totalling 4.5-5.0 carats, no assay marks, 4.5cm, 9.2g.

Estimate £8,000 - £12,000

AN ANTIQUE DIAMOND FLOWER BROOCH / PENDANT in yellow gold, designed as a stylised flower, set throughout with old cut diamonds all totalling 3.5-4.0 carats, no assay marks, 3.7cm, 12.8g. 

Estimate £3,000 - £5,000

A VINTAGE DEMANTOID GARNET AND DIAMOND LIZARD BROOCH in yellow gold, designed as a lizard set with round cut demantoid garnets accented by a row of old cut diamonds, the eyes set with round cut rubies, no assay marks, 5.8cm, 14.2g.

Estimate £4,000 - £6,000

AN ANTIQUE EMERALD, RUBY AND DIAMOND FLY BROOCH, 19TH CENTURY in yellow gold, the body set with a cushion cut ruby and pear cut emerald, the wings set with old cut diamonds, round cut emeralds to the eyes, no assay marks, 2.8cm, 6.1g. 

Estimate £1,500 - £2,000

CARTIER, A VINTAGE TURQUOISE AND DIAMOND FLOWER BROOCH, CIRCA 1970 in 18ct yellow gold, designed as an exotic flower, set with cabochon turquoise and round brilliant cut diamonds, the diamonds all totalling 3.1-3.3 carats, signed Cartier Paris, Frenc

Estimate £15,000 - £25,000

A VINTAGE DIAMOND FLOWER BROOCH in 18ct white gold, designed as a flower set to the centre with a round brilliant cut diamond of approximately 0.80 carats, set throughout with further round brilliant and baguette cut diamonds, the diamonds totalling

Estimate £2,000 - £3,000

AN ANTIQUE RUBY AND DIAMOND CRESCENT MOON BROOCH in yellow gold and silver, designed as a crescent moon set with round cut rubies and old cut diamonds, the diamonds all totalling 0.8-1.0 carat, no assay marks, 2.9cm, 7.9g. 

Estimate £2,000 - £3,000

AN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold, set with an oval cabochon opal in a border of old cut diamonds in a frame of further round cut opals, no assay marks, 2.9cm, 6.0g. Accompanied by a fitted box. 

Estimate £2,000 - £3,000

AN ANTIQUE MOONSTONE BROOCH / PENDANT in yellow gold, set with three cabochon moonstones, marked indistinctly, 2.8cm, 8.6g. 

Estimate £1,000 - £1,500

BOUCHERON, A VINTAGE DIAMOND CLIP BROOCH, 1950S in 18ct yellow gold, designed as a spray of leaves, set with round brilliant cut diamonds, signed Boucheron Paris, French assay marks, 5.7cm, 23.6g.

Estimate £5,000 - £7,000

A VINTAGE DIAMOND BROOCH in scrolling form, set with single and baguette cut diamonds all totalling 1.3-1.5 carats, no assay marks, 3.5cm, 7.2g. 

Estimate £1,000 - £1,500

AN ANTIQUE BLOODSTONE, GARNET AND DIAMOND BROOCH / PENDANT, 19TH CENTURY AND LATER in 18ct yellow gold, set with a cabochon bloodstone in a border of fancy cut garnets and rose cut diamonds, converted from a clasp, French import marks, 3.7cm, 15.1g. 

Estimate £2,500 - £3,500

AN ANTIQUE EDWARDIAN PEARL AND DIAMOND BAR BROOCH set with a pearl of 5.5mm in a cluster of single cut diamonds, terminating at each end with an old cut diamond, no assay marks, 5.0cm, 3.8g. 

Estimate £700 - £900

AN ANTIQUE DIAMOND, ENAMEL AND RUBY BROOCH in yellow gold, 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 articulated blue

Estimate £2,500 - £3,500

A FRENCH ART DECO SAPPHIRE, JADEITE JADE, DIAMOND AND ENAMEL BROOCH in 18ct yellow gold, the openwork geometric brooch set with a cushion cut sapphire accented by polished jadeite jade, rose cut diamonds and black enamel, French assay marks, 5.0cm, 8

Estimate £1,000 - £1,500

A VINTAGE EMERALD, RUBY AND DIAMOND LION BROOCH in yellow gold, designed as a novelty lion, set with a square step cut emerald, round cut rubies and rose cut diamonds, indistinct assay marks, 4.3cm, 19.4g. 

Estimate £1,500 - £2,500

A PEARL AND ENAMEL SPIDER AND TORTOISE BROOCH in yellow gold, the spider set with a pearl, cabochon garnet eyes and blue enamel, the tortoise set with pearls and blue enamel, connected by a trace link chain, no assay marks, 10.5cm, 9.3g. 

Estimate £1,200 - £1,600

A VINTAGE RUBY AND DIAMOND FLORAL SPRAY BROOCH in yellow gold, designed as a bouquet of flowers, set with oval cut rubies and old cut diamonds, no assay marks, 4.7cm, 8.5g. 

Estimate £1,500 - £2,500

AN ANTIQUE CITRINE AND PEARL SWEETHEART BROOCH in yellow gold, set with two heart shaped citrines in a border of pearls, no assay marks, 3.5cm, 7.8g. 

Estimate £1,000 - £1,500

AN ANTIQUE TURQUOISE AND DIAMOND WITCHES HEART BROOCH designed as a witches heart with applied clover motif, set with cabochon turquoise and old cut diamonds, no assay marks, 2.5cm, 4.8g. 

Estimate £1,200 - £1,600

AN ANTIQUE OPAL AND DIAMOND CRESCENT BROOCH in yellow gold, designed as a crescent moon, set with oval cabochon opals accented by old cut diamonds, no assay marks, 8.0cm, 10.5g. 

Estimate £2,500 - £3,500

A MOONSTONE, DIAMOND, RUBELLITE TOURMALINE AND GREEN GARNET INSECT BROOCH / PENDANT in yellow gold and silver, the body set with a cabochon moonstone, a faceted rubellite tourmaline and rose cut diamonds, the articulated wings set with further rose c

Estimate £1,000 - £1,500

AN ANTIQUE AQUAMARINE AND PEARL BROOCH in yellow gold, set with an oval cut aquamarine of approximately 50.00 carats in a border of pearls, no assay marks, 4.8cm, 23.7g.

Estimate £3,000 - £5,000

AN ANTIQUE DIAMOND AND RUBY SWAN BROOCH in 18ct yellow gold and silver, set throughout with rose cut diamonds and a ruby eye, French import marks, 3.3cm, 11.5g. 

Estimate £2,000 - £3,000

A VINTAGE FRENCH DIAMOND BOW BROOCH in 18ct white gold, designed as a ribbon tied as a bow, set throughout with old cut diamonds all totalling 5.0-5.5 carats, French assay marks, stamped 750, 5.3cm, 12.5g. 

Estimate £5,000 - £7,000

AN AMETHYST, CITRINE AND PEARL SWEETHEART BROOCH in 15ct yellow gold, set with a heart cut amethyst and heart cut citrine in a border of pearls, surmounted by a crown set with further pearls, stamped 15CT, 2.5cm, 5.0g. 

Estimate £800 - £1,200

A VINTAGE DIAMOND FLOWER SPRAY BROOCH in white gold, designed as a bouquet of flowers, set throughout with old cut diamonds all totalling 2.2-2.6 carats, no assay marks, 2.9cm, 5.2g. 

Estimate £1,500 - £2,500

AN ANTIQUE PERIDOT AND DIAMOND BROOCH set with an oval cut peridot in an openwork foliate border set with old cut diamonds, no assay marks, 3.5cm, 5.8g. 

Estimate £800 - £1,200

AN ANTIQUE SAPPHIRE AND DIAMOND CRESCENT MOON BROOCH set with oval cut sapphires and old cut diamonds, accented by a swag of round cut sapphires, inscribed No195315, no assay marks, 4.6cm, 4.0g. 

Estimate £600 - £800

AN ANTIQUE OPAL, RUBY AND DIAMOND WITCH'S HEART BROOCH in yellow gold, set with a heart shaped cabochon opal in a border of round cut rubies, surmounted by an old cut diamond, no assay marks, 2.9cm, 5.0g.

Estimate £2,000 - £3,000

A GARNET BIRD BROOCH in silver, set with a cabochon garnet to the eye, with hairwork glass locket panel to the reverse, no assay marks, 5.2cm, 7.5g. 

Estimate £400 - £600