A DIAMOND AND ENAMEL SNAIL BROOCH designed as a snail decorated with red and green enamel, accented by round cut diamonds, stamped 750, 3.2cm, 11.3g. 

Estimate £600 - £800

AN ANTIQUE DIAMOND AND PEARL CRESCENT MOON BROOCH designed as a crescent moon set with a row of graduating pearls and a row of old and rose cut diamonds, the diamonds totalling 0.6-0.7 carats, no assay marks, 2.7cm, 7.4g. 

Estimate £800 - £1,200

A PAIR OF DIAMOND CLIP BROOCHES the identical openwork brooches set throughout with rose cut diamonds, no assay marks, 3.6cm, 26.6g. 

Estimate £300 - £500

VAN CLEEF & ARPELS, A DIAMOND AND ENAMEL FROG BROOCH in 18ct yellow and white gold, designed as a frog decorated with green enamel, the eyes set with round brilliant cut diamonds, signed VCA and numbered, French assay marks, stamped 750, 3.4cm, 13.4g

Estimate £6,000 - £8,000

A PAIR OF DOUBLE DIAMOND CLIP BROOCHES the openwork shield shaped clip brooches set with round brilliant, transitional, baguette and single cut diamonds, no assay marks, 2.6cm, 11.8g. 

Estimate £2,000 - £3,000

MIKIMOTO, A PEARL LEAF BROOCH designed as a stylised leaf set with a pearl, Mikimoto maker's mark, stamped K18, 5.3cm, 4.1g. 

Estimate £300 - £500

A VINTAGE RUBY AND DIAMOND FLOWER BROOCH designed as three flowers set with round and oval cut rubies accented by round brilliant cut diamonds, the rubies totalling 4.0-4.5 carats, no assay marks, 4.4cm, 17.1g.

Estimate £1,200 - £1,600

A FINE ART DECO EMERALD AND DIAMOND BAR BROOCH in white gold, set with a row of octagonal step cut emeralds, in a border of old and round cut diamonds, no assay marks, 6.4cm, 6.2g. 

Estimate £1,000 - £1,500

A BURMA NO HEAT RUBY AND DIAMOND BROOCH set with round cut rubies and round brilliant and baguette cut diamonds, the rubies all totalling 4.9-5.1 carats, no assay marks, 3.0cm, 12.2g. With a gemmological verbal assessment stating that the rubies are

Estimate £3,000 - £5,000

NO RESERVE - A GEMSET FLOWER VASE BROOCH designed as a vase of flowers, the flowers set with round cut garnets, blue zircon and chrysoberyl, the vase relieved in red, blue, white and green enamel, no assay marks, 3.8cm, 7.3g. 

Estimate £150 - £250

AN ANTIQUE VICTORIAN PINK TOPAZ SNAKE BROOCH in yellow gold, designed as two coiled snakes set with pear shaped pink topaz, the eyes accented by emeralds, the topaz estimated to total 12.0-14.0 carats, no assay marks, 5.7cm, 22.5g. 

Estimate £6,000 - £8,000

A VINTAGE EMERALD, RUBY, SAPPHIRE AND DIAMOND BROOCH in yellow gold, designed as a stylised flower, set with round cut emeralds, rubies, sapphires and diamonds, no assay marks, 6.0cm, 18.1g. 

Estimate £300 - £500

AN ANTIQUE RUBY, DIAMOND AND PEARL BOW BROOCH in yellow gold and silver, designed as a bow set with a pearl of 4.7mm, accented by old cut diamonds and oval cut rubies, the diamonds all totalling 1.0-1.2 carats, the rubies all totalling 1.3-1.5 carats

Estimate £600 - £800

AN ANTIQUE SAPPHIRE AND DIAMOND BROOCH in yellow gold and silver, the openwork scrolling brooch set with a cushion cut sapphire of approximately 3.19 carats accented by old cut diamonds, the diamonds totalling 1.0-1.2 carats, no assay marks, 3.9cm, 8

Estimate £3,000 - £5,000

A DIAMOND AND ENAMEL BRACELET comprising a row of alternating round brilliant cut diamonds and batons decorated with blue enamel, no assay marks, 20.0cm, 14.0g. 

Estimate £1,200 - £1,600

AN ANTIQUE GARNET AND DIAMOND SWEETHEART BAR BROOCH in yellow gold and silver, designed as two interlocking hearts surmounted by a bow, set with heart cut garnets and rose cut diamonds, accented on each end by a round cut garnet, no assay marks, 5.0c

Estimate £400 - £600

AN ART DECO ROCK CRYSTAL, DIAMOND, SAPPHIRE AND ONYX BROOCH set with faceted rock crystal, accented by single cut diamonds, cabochon sapphires and polished onyx, no assay marks, 6.1cm, 10.3g. 

Estimate £3,000 - £5,000

AN ANTIQUE GARNET CAMEO BROOCH set with a garnet cameo carved to depict the bust of a classical man wearing a crown, the foliate style border set with round cut garnets, no assay marks, 2.2cm, 13.0g. 

Estimate £2,000 - £3,000

A VINTAGE SAPPHIRE AND DIAMOND BROOCH set with two rows of square step cut sapphires accented by round brilliant cut diamonds, no assay marks, 3.3cm, 15.8g. 

Estimate £800 - £1,200

MIKIMOTO, A PEARL SPRAY BROOCH designed as a stylised bouquet tied with a bow, set with eight pearls, Mikimoto maker's mark, stamped K14, 3.8cm, 9.5g. 

Estimate £400 - £600

A DIAMOND AND ENAMEL TIGER BROOCH designed as a tiger accented by black enamel stripes, green enamel eyes and red enamel mouth, the collar set with single cut diamonds, stamped 585, 4.7cm, 25.6g.

Estimate £800 - £1,200

AN ANTIQUE AMETHYST BROOCH in Etruscan revival design, set with an oval cut amethyst, suspending an oval cabochon amethyst and three tapering drops, the amethysts totalling approximately 51.64 carats, no assay marks, 7.5cm, 29.0g. 

Estimate £1,200 - £1,600

A RUBY AND DIAMOND SPRAY BROOCH designed as a stylised spray set throughout with round brilliant, marquise and single cut diamonds, accented by round cut rubies, the diamonds all totalling 1.4-1.6 carats, no assay marks, 4.2cm, 9.3g. 

Estimate £600 - £800

A NATURAL UNTREATED JADEITE JADE AND DIAMOND CLIP BROOCH set with a jadeite jade plaque carved to depict foliage, accented by single and baguette cut diamonds, M&M maker's mark, stamped 18CT, 3.3cm, 9.0g. Accompanied by a gemmological report stating

Estimate £2,000 - £3,000

AN ANTIQUE DIAMOND AND PEARL TASSEL BROOCH in yellow gold and silver, the brooch set throughout with old cut diamonds, suspending two tassel pendants set with rose cut diamonds, accented by two pearls, the diamonds all totalling 2.2-2.4 carats, no as

Estimate £3,000 - £5,000

AN ANTIQUE DIAMOND AND PEARL BAR BROOCH in yellow gold, comprising a row of old European cut diamond, set on each end with a pearl, the diamonds totalling 1.8-2.0 carats, no assay marks, 6.5cm, 6.7g. 

Estimate £1,500 - £2,500

A DIAMOND LOCKET BROOCH / PENDANT comprising a circular glass covered locket compartment in a border of round brilliant cut diamonds, no assay marks, 3.0cm, 8.9g. 

Estimate £1,000 - £1,500

AN ANTIQUE RUBY AND DIAMOND FLOWER BROOCH in yellow gold and silver, designed as a flower, the bud set with cushion and round cut rubies, accented by rose cut diamonds, the rubies totalling 2.0-2.5 carats, no assay marks, 3.9cm, 6.0g. 

Estimate £1,000 - £1,500

A VINTAGE MULTIGEM SPRAY BROOCH designed as a floral spray set with a round cut emerald, round and oval cut blue, pink, orange and purple synthetic sapphires and an oval cut synthetic blue spinel, no assay marks, no assay marks, 5.8cm, 20.0g. 

Estimate £400 - £600

AN ANTIQUE DIAMOND, PEARL AND AQUAMARINE BROOCH in yellow gold and silver, the scrolling brooch set with old cut diamonds and a pearl, suspending three pear shaped aquamarine drops, the diamonds all totalling 0.8-1.0 carats, no assay marks, 3.5cm, 5.

Estimate £1,200 - £1,600

AN ANTIQUE DIAMOND BROOCH the circular openwork brooch set to the centre with an old cut diamond of approximately 1.09 carats, accented throughout with further old cut diamonds, suspending a pear shaped old cut diamond drop, the diamonds all totallin

Estimate £3,000 - £5,000

AN ANTIQUE DIAMOND AND PEARL FLORAL SPRAY BROOCH in 18ct yellow gold and silver, designed as a floral spray set with old cut diamonds and pearls, French import marks, 5.0cm, 7.5g. 

Estimate £1,000 - £1,500

A DIAMOND AND PEARL BROOCH in platinum and white gold, set with a pearl of 12.5mm, in concentric borders of round cut diamonds and further pearls, no assay marks, 3.0cm, 11.6g.

Estimate £1,200 - £1,600

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 £500 - £700

AN ANTIQUE OPAL, RUBY, SAPPHIRE AND DIAMOND INSECT BROOCH in yellow gold and silver, designed as a winged insect set with an oval cabochon opal, round cut sapphire, round and cabochon cut rubies and rose cut diamonds, no assay marks, 3.6cm, 4.5g. 

Estimate £400 - £600

AN ANTIQUE CITRINE BROOCH in yellow gold, the scrolling brooch set with oval cut citrines, no assay marks, 5.1cm, 19.5g. 

Estimate £1,500 - £2,500

AN ANTIQUE DIAMOND EN TREMBLANT FLORAL SPRAY BROOCH in yellow gold and silver, designed as a floral spray, the main flower set en tremblant, set throughout with rose cut diamonds, no assay marks, 6.0cm, 13.9g.

Estimate £2,000 - £3,000

AN ANTIQUE TORTOISESHELL RIDING CROP BROOCH comprising polished tortoiseshell carved to depict a riding crop and hat, no assay marks, 6.3cm, 8.1g. 

Estimate £200 - £300