AN ANTIQUE DIAMOND LOVER'S KNOT BROOCH in yellow gold and silver, designed as a lover's knot set with old cut diamonds, the diamonds all totalling 1.1-1.2 carats, inscribed 'Nella 1901', no assay marks, 3.7cm, 3.5g. 

Estimate £400 - £600

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 all totalling 1.8-2.0 carats, no assay marks, 8.5cm, 7.2g. 

Estimate £1,000 - £1,500

AN EMERALD AND DIAMOND BROOCH the openwork brooch set with a round cabochon emerald of approximately 14.36 carats, accented by round brilliant and single cut diamonds, no assay marks, 4.4cm, 16.7g. 

Estimate £1,000 - £1,500

BOUCHERON, A VINTAGE CHRYSOPRASE AND ONYX DOG BROOCH in 18ct yellow gold, designed as a stylised dog head, the eyes set with round cabochon chrysoprase, the nose set with polished onyx, signed Boucheron, French assay marks, British import marks, 3.1c

Estimate £800 - £1,200

AN ENAMEL BUTTERFLY BROOCH designed as a butterfly, the wings decorated with red enamel, stamped 750, 2.6cm, 5.6g. 

Estimate £250 - £350

AN ANTIQUE ESSEX CRYSTAL INTAGLIO BROOCH / PENDANT set with a circular Essex crystal intaglio carved and painted to depict a horse and jockey, no assay marks, 2.3cm, 9.4g. 

Estimate £400 - £600

A DIAMOND LEAF BROOCH designed as sprig of leaves set with single and round brilliant cut diamonds, the diamonds all totalling 1.8-2.0 carats, stamped 18K, 4.0cm, 11.2g. 

Estimate £500 - £700

A VINTAGE ENAMEL BEE BROOCH in 18ct yellow gold, designed as a bee decorated with pearlescent white and blue enamel, the eyes decorated with black and white enamel, stamped 18K ITALY, 2.5cm, 11.0g.             

Estimate £500 - £700

AN ANTIQUE DIAMOND BROOCH, EARLY 20TH CENTURY the openwork brooch in lattice design, set with three principal old European cut diamonds, accented throughout with old and rose cut diamonds, no assay marks, 4.3cm, 12.8g. 

Estimate £5,000 - £7,000

A VINTAGE EMERALD AND DIAMOND FLOWER BROOCH designed as a stylised flower, set with a cluster of round brilliant cut diamonds accented by round cabochon emeralds, signed Amu, stamped 750, 3.2cm, 13.9g. 

Estimate £800 - £1,200

BOUCHERON, A DIAMOND LEAF BROOCH in 18ct yellow gold, designed as a leaf, accented by a row of round brilliant cut diamonds, signed Boucheron Paris, French assay marks, 5.9cm, 12.8g. 

Estimate £4,000 - £6,000

A BURMA NO HEAT RUBY SCORPION BROOCH, CIRCA 1900 in yellow gold, designed as a scorpion set with cushion and oval cut rubies, the rubies all totalling 2.3-2.7 carats, no assay marks, 6.4cm, 4.0g. With a gemmological verbal assessment stating that the

Estimate £400 - £600

A TANZANITE, DIAMOND AND ENAMEL DRAGONFLY BROOCH / PENDANT the body set with a pear shaped cabochon tanzanite of approximately 1.80 carats and round cut diamonds, the wings decorated with red, green and blue enamel and accented by further diamonds, t

Estimate £200 - £300

AN ANTIQUE DIAMOND BROOCH / PENDANT in yellow gold and silver, the scrolling brooch in foliate design, set throughout with old and rose cut diamonds, the diamonds all totalling 1.8-2.2 carats, no assay marks, 4.4cm, 8.5g. 

Estimate £800 - £1,200

AN ANTIQUE ENAMEL AND PEARL BOW BROOCH in 18ct yellow gold, designed as a bow relieved in green enamel and set with seed pearls, suspending a dog clip with further green enamel, stamped 18, 3.1cm, 5.7g. 

Estimate £300 - £500

AN ANTIQUE SAPPHIRE AND DIAMOND HORSE BROOCH in yellow gold, designed as the head of a horse, the bridle, reigns and mane set rose cut diamonds, accented by a round cabochon sapphire, no assay marks, 5.1cm, 21.7g.

Estimate £1,200 - £1,600

AN ANTIQUE AUSTRIAN GARNET AND DIAMOND BROOCH in 14ct yellow gold and silver, set with an oval cabochon garnet with an applied star motif set with old and rose cut diamonds, accented by bow motifs set with further rose cut diamonds, suspending an ova

Estimate £4,000 - £6,000

AN ANTIQUE DIAMOND AND PEARL FLOWER BROOCH in yellow gold and silver, designed as a floral spray set throughout with old and rose cut diamonds, accented by a pearl of 9.5mm, no assay marks, 10.7cm, 23.0g. 

Estimate £5,000 - £7,000

A TURQUOISE AND PASTE TURTLE BROOCH 

Estimate £150 - £250

A RETRO FRENCH RUBY, DIAMOND AND EMERALD FLOWER BASKET BROOCH in 18ct white and yellow gold, designed as a basket of flowers, the flowers set with polished ruby beads and round cabochon emeralds, accented by single cut diamonds, French assay marks, 4

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND BROOCH the diamond shaped brooch set with oval cut sapphires, accented by rows of alternating transitional and carre cut diamonds, the sapphires totalling approximately 2.67 carats, the diamonds totalling approximately 4.00 car

Estimate £2,000 - £3,000

AN ANTIQUE DIAMOND EN TREMBLANT FLORAL SPRAY BROOCH designed as a floral spray set throughout with old and single cut diamonds, the principal flower set en tremblant, the diamonds all totalling 2.5-3.0 carats, no assay marks, 5.2cm, 11.6g. 

Estimate £2,500 - £3,500

AN ANTIQUE FRENCH DIAMOND ARROW BROOCH in yellow gold and silver, designed as two crossed arrows set tied together with a ribbon, set with a central old cut diamond, accented by rose cut diamonds, pin with partially obscured French maker's mark, no a

Estimate £2,000 - £3,000

A DIAMOND AND RUBY EN TREMBLANT FLOWER BROOCH designed as a floral spray set throughout with old, round brilliant and single cut diamonds, the principal flower set en tremblant and accented by pear cut rubies, the diamonds all totalling 4.5-5.0 carat

Estimate £8,000 - £12,000

AN ANTIQUE PASTE AND FAUX PEARL MONKEY BROOCH in silver, designed as a monkey sitting on a bar set with a faux pearl, suspending a swinging monkey, the monkeys set throughout with round cut colourless paste stones, stamped 925, 4.8cm, 8.1g. 

Estimate £200 - £300

AN ANTIQUE OPAL AND PEARL SPIDER BAR BROOCH in 15ct yellow gold, designed as a spider, set with an oval cabochon opal and a pearl, stamped 15CT, 6.3cm, 6.9g.

Estimate £300 - £500

A VINTAGE RUBY AND DIAMOND DOG BROOCH in yellow gold, designed as a dog, the eye set with a round cabochon ruby accented by round cut diamonds, no assay marks, 3.9cm, 15.7g.

Estimate £500 - £700

AN ANTIQUE VICTORIAN GARNET MOURNING BROOCH in yellow gold, the scrolling brooch set with fancy shaped cabochon garnets, suspending a drop set with a further cabochon garnet, the reverse with a locket compartment containing braided hair work, no assa

Estimate £450 - £550

NO RESERVE - AN ANTIQUE SAPPHIRE, RUBY AND DIAMOND CROWN BAR BROOCH in yellow gold and silver, designed as the Imperial Crown, set with round cut sapphires, rose cut diamonds and a round cut ruby, no assay marks, 5.2cm, 5.8g. 

Estimate £150 - £250

AN ANTIQUE GEORGIAN PEARL AND ENAMEL PENDANT in yellow gold, the navette shaped pendant designed as a floral spray set with seed pearls over a ground of blue enamel, set beneath a glass panel, in a border of further pearls, glass covered locket panel

Estimate £1,500 - £2,500

GRIMA, A VINTAGE SAPPHIRE, EMERALD AND DIAMOND BROOCH, 1960S in yellow and white gold, set with a spray of carved sapphire and emerald leaves, accented by round brilliant cut diamonds, signed Grima, no assay marks, 5.2cm, 18.5g. 

Estimate £4,000 - £6,000

AN ANTIQUE SAPPHIRE AND PEARL BROOCH in 18ct yellow gold, the navette shaped brooch set with an oval cabochon sapphire accented by pearls, accented by a laurel wreath motif, stamped 750, 8.2cm, 6.3g. Accompanied by an antique fitted box. 

Estimate £600 - £800

GIULIANO, AN ANTIQUE RUBY, DIAMOND, PEARL AND ENAMEL BROOCH / PENDANT in yellow gold and silver, the openwork brooch set with a row of round and cushion cut rubies and old cut diamonds, accented by black and white enamel, suspending a pearl drop of 8

Estimate £3,000 - £5,000

AN ANTIQUE PEARL AND DIAMOND CORONET BROOCH in 15ct rose gold and silver, designed as a coronet set with rose cut diamonds and pearls, stamped 15CT, 5.8cm, 5.8g. 

Estimate £250 - £350

AN ANTIQUE FRENCH ENAMEL AND DIAMOND BROOCH in 18ct yellow gold, the circular brooch designed as a woman in profile, decorated with black brown, red, orange, green and blue enamel accented by rose cut diamonds, within a twisted border set with furthe

Estimate £1,200 - £1,600

AN ANTIQUE BANDED AGATE AND ENAMEL MOURNING LOCKET BROOCH the oval brooch set with a cabochon banded agate, in a border of black and white enamel, with a glass covered locket compartment to the reverse, no assay marks, 3.6cm, 14.2g. 

Estimate £400 - £600

THREE ANTIQUE AGATE BROOCHES comprising a banded agate brooch, no assay marks, 3.4cm, 9.3g, a Georgian carnelian brooch, no assay marks, 3.0cm, 5.2g, together with a large banded agate brooch, no assay marks, 5.5cm, 22.5g. 

Estimate £400 - £600

A VINTAGE MULTICOLOUR TOURMALINE AND AQUAMARINE BROOCH in yellow gold, set to the centre with an octagonal step cut green tourmaline, in a border of alternating octagonal step cut pink tourmalines and aquamarines, SP maker's mark, 3.9cm, 18.8g. 

Estimate £300 - £500

AN ANTIQUE ETRUSCAN REVIVAL DIAMOND AND ENAMEL LOCKET BROOCH in yellow gold, the diamond shaped brooch comprising a star motif set with old and rose cut diamonds, relieved in turquoise enamel, accented by beaded and twisted wirework, with a glass cov

Estimate £800 - £1,200

AN ANTIQUE RUBY AND DIAMOND BROOCH in yellow gold and silver, the scrolling brooch set with old and single cut diamonds, accented by two cushion cut rubies, no assay marks, 3.8cm, 2.7g. 

Estimate £200 - £300

TWO ANTIQUE BROOCHES comprising a lace agate and seed pearl brooch, stamped 9ct, 2.5cm, 5.0g, together with en enamel putti brooch, 2.1cm, 5.3g. 

Estimate £200 - £300

AN ANTIQUE FLORAL SPRAY BROOCH in yellow gold and silver, designed as a floral spray set throughout with rose cut diamonds, no assay marks, 6.3cm, 19.3g. 

Estimate £2,000 - £3,000

AN ANTIQUE VICTORIAN GARNET BROOCH / PENDANT in yellow gold, the scrolling brooch set with three cabochon garnets, engraved with foliate motifs, no assay marks, 5.3cm, 10.9g. 

Estimate £400 - £600

AN ANTIQUE DIAMOND EN TREMBLANT BROOCH, 19TH CENTURY in yellow gold and silver, the scrolling foliate body set throughout with old cut diamonds, suspending a detachable drop set with further old cut diamonds, central flower set en tremblant, the diam

Estimate £6,000 - £8,000

AN ANTIQUE ENAMEL AND PASTE FLEUR DE LIS BROOCH designed as a fleur de lis relieved in blue enamel, accented by round cut colourless paste stones, no assay marks, 4.0cm, 8.0g. 

Estimate £300 - £500