An 18ct gold diamond feather brooch.

A 1950's 18ct gold diamond and gem-set bird brooch. The bird, comprising textured feathers with openwork breast, emerald eye and ruby and turquoise tail feathers, resting on a diamond accent branch. M

An 18ct gold diamond brooch. Of bi-colour design, with intertwined undulating bars and brilliant-cut diamond highlights. AF. Estimated total diamond weight 0.25ct. Hallmarks for London, 2013. Length 4

Continental, probably French, 18ct yellow gold brooch in the form of a cat with a rose cut diamond inlaid collar and eyes. Stamped, "18C" verso with unidentified partial pictorial hallmarks

This is an 18K yellow gold feather plume brooch pin made for Tiffany in Italy. The delicately rendered plume is accented by three round brilliant cut diamonds set in white gold. 1 3/4 x 1 1/4". It wei

A mid 20th century Finnish 18ct gold diamond bar brooch. Designed as a sunburst motif, with brilliant-cut diamond highlight, to the bar sides. Estimated diamond weight 0.10ct. Marks for Finland, 1976.

An 18ct gold and diamond Spaniel brooch, attributed to E WolfeModelled realistically with red gem-set eyes and accented with single-cut diamonds, with safety chain and pin, 44mm wide, stamped 750.

A FINE 18CT GOLD DIAMOND AND JADEITE BROOCH. 6.9 grams. 5 cm x 2.5 cm.

METAL: 18k Gold. MEASUREMENTS: Brooch is 75mm x 42mm. GEMSTONES: Sapphires, Rubies, Diamonds approx. 1.35-1.50ctw. MARKED: Gold assay punchmarks. WEIGHT: 24 grams.Gemstones have not been graded for co

FABERGE - an 18ct gold diamond and enamel brooch. The blue enamel and floral gilt highlight ribbon, with central brilliant-cut diamond line and knot. Signed and numbered Faberge 20/500. Estimated tota

Approx. 2.75" long. Excellent condition with no breaks or repairs. Best quality about flawless/colorless diamonds. 13.6 grams. Well built, high quality piece with a jewelers maker mark.

18CT GOLD SAPPHIRE & DIAMOND CIRCULAR BROOCH. Stamped 750, 4cm diameter, weight 13g

An 18ct gold diamond and gem-set brooch. Designed as a giardinetti, with brilliant-cut diamond openwork basket and marquise-shape ruby, sapphire and emerald flowers. Estimated total diamond weight 0.2

CHARLES DE TEMPLE - a 1960s 18ct gold diamond and emerald brooch and associated earrings. The brooch designed as a series of overlapping, openwork and partially textured panels, with emerald cabochon

An early 20th platinum and 18ct gold sapphire and diamond brooch. The circular-shape sapphire, within a rose-cut diamond surround and calibre-cut sapphire accents, to the rose-cut diamond sides. Frenc

A 1960s 18ct gold pavé-set diamond stylised bird brooch, by Kutchinsky.Estimated total diamond weight 5.65cts, G-H colour, VS clarity.Hallmarks for London, 1962. Length 6.2cms. 34.5gms.With maker's

An 18ct gold sapphire, diamond and emerald brooch, depicting a bonsai, set with circular-cut emeralds and sapphires, highlighted with brilliant-cut diamonds, measuring approximately 4x4 cms. Weight 17

An 18ct yellow gold and diamond floral brooch and matching earrings in the Marigold pattern, Trillium design by Joseph Giovanni (who worked for Tiffany's), brooch 3.5 cm diameter, earrings approximate

METAL: 18k Gold. MEASUREMENTS: Brooch is 74mm x 42mm. GEMSTONES: Sapphire, Emerald, Ruby, Diamonds - approx. 0.21ctw. TESTED: 18k. WEIGHT: 22.5 grams.Gemstones have not been graded for color and clari

An 18ct gold diamond and ruby wreath brooch. Comprising a circle of alternating circular-shape ruby and brilliant-cut diamond three-stone lines. Estimated total diamond weight 0.75ct. Hallmarks for Lo

AN 18CT WHITE GOLD RUBY AND DIAMOND BROOCH, groups of round-cut rubies spaced by round brilliant-cut diamonds, hallmarked Birmingham 1993. Measures 2.5cm by 3cm, 4.6 grams

An 18ct gold opal and diamond novelty brooch, and an 18ct gold gem-set cluster ring. The brooch designed as a pair of sunglasses with oval opal cabochon lenses and brilliant-cut diamond bridge, the ri

An 18ct gold cultured pearl and diamond brooch. Designed as a cultured pearl and brilliant-cut diamond wreath. May be worn as a pendant. Estimated total diamond weight 0.25ct. Hallmarks for 18ct gold.

An 18ct gold diamond Football Association shield brooch. Estimated total diamond weight 1ct, G-H colour, VS-SI clarity. Hallmarks for London, 1996. Length 3.7cms. 14.8gms. PROVENANCEOnce in the collec

A 1960s 18ct gold diamond and sapphire dachshund brooch. The dachshund brooch, with single-cut diamond collar, circular-shape sapphire eyes and nose, and textured coat. Hallmarks for London, 1965. Len