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Diamond double clip brooch, the open work geometric plaque…

Platinum Double Clip Brooch with 15.40 Carat Diamonds

Diamond double clip brooch, the open work geometric plaque pave-set with circular-cut diamonds and accented with baguette diamonds, the diamonds all together weighing approximately 15.40 carats, mounted in platinum, length approximately 78 mm.

Pearl and diamond brooch, circa 1930, centring a pearl flanked…

1930 Pearl and Diamond Brooch

Pearl and diamond brooch, circa 1930, centring a pearl flanked by old European-cut diamonds within an open work pierced and millegrain surround of foliate and scroll design highlighted with circular-cut diamonds, mounted in platinum, approximately 43 x 19…

An Art Deco diamond and gem set brooch, the openwork…

Art Deco Diamond and Gem Brooch

An Art Deco diamond and gem set brooch, the openwork rectangular plaque featuring finely detailed birds perched on a branch and set with diamonds, rubies, sapphires and emeralds, within a geometric border of diamonds, all in millegrain decoration, in…

Art Nouveau plique-a-jour enamel mistletoe brooch with pearl…

Plique-a-jour Mistletoe Brooch with Pearl and Diamond

Art Nouveau plique-a-jour enamel mistletoe brooch with pearl and diamond, circa 1890

Victorian 18ct diamond brooch circa 1890

1890 Victorian 18ct Diamond Brooch

Victorian 18ct diamond brooch circa 1890

9ct Edwardian brooch with diamonds & sapphires non-gold safety…

Edwardian Diamond & Sapphire Brooch with Safety Chain

9ct Edwardian brooch with diamonds & sapphires non-gold safety chain

A sapphire & diamond brooch; platinum bow brooch centring an…

Sapphire & Diamond Platinum Bow Brooch

A sapphire & diamond brooch; platinum bow brooch centring an approx. 1.17ct fine blue sapphire surrounded by 27 round brilliant and 22 single cut diamonds totalling an estimated 2.9ct, VS - Si (missing four small single cut diamonds). Length 40 mm. Wt. 8…

An Art Deco platinum diamond brooch; pierced geometric design…

Platinum Diamond Art Deco Brooch, 2.28ct

An Art Deco platinum diamond brooch; pierced geometric design centring a round brilliant cut diamond estimated as 0.79ct, SI2 to a surround of round brilliant and single cut diamonds totalling approx. 1.49ct. Estimated diamond weight 2.28ct. Dimensions 55…

A beautiful pearl and diamond set brooch, platinum, early 20th…

Belle Epoque Pearl and Diamond Brooch

A beautiful pearl and diamond set brooch, platinum, early 20th century of Belle Epoque design, crafted as a fine bar brooch of 4 cream pearls, round in shape, the two inner of smaller size, spaced by 6 small old cut diamonds, bezel set and mounted to…

Diamond brooch, circa 1960, modelled as a bouquet, the three…

1960 Diamond Bouquet Brooch

Diamond brooch, circa 1960, modelled as a bouquet, the three flower heads each claw-set with a cluster of round brilliant-cut diamonds, the foliage highlighted with marquise, baguette and brilliant-cut diamonds, the diamonds together weighing…

Diamond and pearl brooch, circa 1910 designed as an openwork…

Diamond & Pearl Brooch, Circa 1910

Diamond and pearl brooch, circa 1910 designed as an openwork rectangular plaque centring an old European-cut diamond within a similarly set cluster to an outer border of pearls and diamonds within a diamond set surround, mounted in platinum, approximately…

Pearl and diamond brooch, circa 1930 centring a pearl flanked…

Platinum Brooch with Pearl and Diamonds

Pearl and diamond brooch, circa 1930 centring a pearl flanked by old European-cut diamonds within an openwork pierced and millegrain surround of foliate and scroll design highlighted with circular-cut diamonds, mounted in platinum, approximately 43 x 19…

Art Deco silver & diamond brooch, a/f

Silver Diamond Art Deco Brooch (Damaged)

Art Deco silver & diamond brooch, a/f

Two lacquer on silver plate brooches, one square, one diamond…

Chinese Lacquer Brooch Set: Square and Diamond Styles

Two lacquer on silver plate brooches, one square, one diamond style. The square marked 'China.?

A diamond and emerald flower head cluster brooch, English circa…

1820 English Flower Brooch with Diamond and Emerald Cluster

A diamond and emerald flower head cluster brooch, English circa 1820. Provenance: Sandra Cronan Ltd, Burlington Arcade, London

An Art Deco coloured diamond, diamond, pearl and moonstone…

Art Deco Flower Basket Brooch with Coloured Diamonds

An Art Deco coloured diamond, diamond, pearl and moonstone brooch, 1930s, designed as a basket of flowers, the flowerheads set throughout with single and circular-cut diamonds, accented by yellow, light pink and brown diamond stamen, interspersed by a…

A diamond brooch, 1950s, the pierced brooch of bow design,…

Marquise Diamond Bow Brooch with 9 Carats of Diamonds

A diamond brooch, 1950s, the pierced brooch of bow design, mounted with a central marquise-cut diamond weighing 4.18 carats, to the engraved foliate detail and diamond collet terminals, set throughout with single and circular-cut diamonds, remaining…

18ct opal and diamond bar brooch central oval milk opal with…

Opal and Diamond Bar Brooch with Shoulder Diamonds

18ct opal and diamond bar brooch central oval milk opal with six shoulder diamonds

Mid 20th century 18ct 25stone turquoise, ruby and diamond…

Dragonfly Brooch with Turquoise, Ruby, and Diamond Stones

Mid 20th century 18ct 25stone turquoise, ruby and diamond dragonfly brooch body and wings rub-over set with turquoise, single diamond to head, with central ruby and ruby eyes

Victorian 18ct and silver, diamond, enamel brooch central…

Victorian Diamond and Enamel Brooch

Victorian 18ct and silver, diamond, enamel brooch central diamond cluster of 27 rose cut diamonds, royal blue enamel frame set with 24 diamonds, pendant drop set with 11 diamonds '13

9ct ruby and diamond cluster brooch oval platform set with…

Ruby and Diamond Cluster Brooch with Natural and Synthetic Stones

9ct ruby and diamond cluster brooch oval platform set with eight natural oval rubies, central single synthetic ruby with surround of eight rose cut diamonds, eight brilliant cut outer diamonds '12

Art Deco all platinum pearl, emerald and diamond bar brooch…

Platinum Art Deco Pearl, Emerald & Diamond Brooch

Art Deco all platinum pearl, emerald and diamond bar brooch three central natural pearl, four emeralds surrounding 14 mille-grain set diamonds

Platinum and diamond brooch, circa 1930, the plaque of…

Platinum and Diamond Geometric Brooch

Platinum and diamond brooch, circa 1930, the plaque of geometric design, bezel set to the centre with three emerald-cut diamonds within an openwork surround millegrain-set with circular-cut diamonds, the diamonds together weighing approximately 1.35…

Jade and diamond brooch, early 20th century, centring an…

Jade and Diamond Brooch with Floral Motifs

Jade and diamond brooch, early 20th century, centring an oval-shaped jade plaque carved and pierced with floral motifs, claw set above a twin bar with circular-cut diamond set terminals mounted in platinum, length approximately 49 mm. Accompanied by a…

An Art Deco sapphire and diamond brooch, of open rectangular…

Art Deco Sapphire & Diamond Brooch

An Art Deco sapphire and diamond brooch, of open rectangular form, centrally set with an emerald cut sapphire, surrounded by round brilliant and baguette cut diamonds, in platinum

A diamond and enamel racing brooch, the finely detailed race…

Diamond and Enamel Racing Brooch

A diamond and enamel racing brooch, the finely detailed race horse and jockey set with rose cut diamonds and enamel, in silver gilt

18ct Art Deco style brooch set with diamonds and paste

Art Deco Brooch with Diamonds and Paste

18ct Art Deco style brooch set with diamonds and paste

18ct Art Deco style brooch set with diamonds and paste

Art Deco Diamond and Paste Brooch

18ct Art Deco style brooch set with diamonds and paste

Platinum diamond brooch set with eight main diamonds

Platinum Diamond Brooch with 8 Main Diamonds

Platinum diamond brooch set with eight main diamonds

A Plique a jour silver butterfly brooch; set with cabochon…

Sapphire Butterfly Brooch with Diamonds

A Plique a jour silver butterfly brooch; set with cabochon sapphires and two round brilliant cut diamonds. Dimensions 70 x 40 mm. Weight 15g

A Plique a jour silver butterfly brooch; set with cabochon…

Amethyst and Diamond Butterfly Brooch in Plique a Jour Silver

A Plique a jour silver butterfly brooch; set with cabochon amethysts and two round brilliant cut diamonds. Weight 7.4gm. Length 50 mm