AN ANTIQUE DIAMOND CLIP BROOCH in yellow gold and silver, set with a row of four rose cut diamond...

A RARE ANTIQUE PEARL AND DIAMOND SNAIL VINAIGRETTE BROOCH, 19TH CENTURY in yellow gold and silver, designed to depict a snail, the textured shell set with rows of rose cut diamonds, the body set with

AN ANTIQUE TURQUOISE AND DIAMOND BAR BROOCH in silver and yellow gold, set with a row of alternating round cabochon turquoise and old European brilliant cut diamonds, accented by rose cut diamonds, th

AN ANTIQUE GEORGIAN DIAMOND RING in yellow gold and silver, set with a row of rose cut diamonds, no assay marks, size G / 3.5, 1.3g.

AN ANTIQUE VICTORIAN DIAMOND SWORD BROOCH in yellow gold and silver, set with old mine and rose cut diamonds, marked indistinctly, 9.0cm, 5.9g.

AN ANTIQUE DIAMOND CRESCENT MOON BROOCH in yellow gold and silver, set with graduating old mine and rose cut diamonds all totalling 2.0-2.5 carats, no assay marks, 2.5cm, 4.4g.

AN ANTIQUE DIAMOND AND ENAMEL COCKEREL BROOCH in yellow gold and silver, designed as a cockerel, set with rose cut diamonds, red enamel to the comb, no assay marks, 2.9cm, 3.7g.

AN ANTIQUE VICTORIAN DIAMOND CRESCENT MOON BROOCH in yellow gold and silver, set with a row of graduated old cut diamonds, no assay marks, 4.8cm, 3.9g. 

AN ANTIQUE GARNET AND DIAMOND BROOCH in yellow gold and silver, set with a cabochon garnet in an openwork border set with rose cut diamonds, no assay marks, 2.6cm, 5.8g.

AN ANTIQUE PEARL AND DIAMOND BROOCH in yellow gold and silver, set with a central pearl of 6.0mm within concentric halos of rose cut diamonds accented by scrolling motifs set with further old and rose

AN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold and silver, set with a trio of graduated oval cabochon opals, accented by rose cut diamonds, no assay marks, 3.5cm, 2.6g.

AN ANTIQUE BLUE ZIRCON AND DIAMOND BROOCH in yellow gold and silver, set with a cushion and oval cut blue zircons in a border of old and rose cut diamonds, no assay marks, 2.9cm, 3.4g.

AN ANTIQUE PEARL AND DIAMOND FLOWER SPRAY BROOCH in yellow gold and silver, set with a baroque pearl of 13.4x9.0mm within a border of old mine and rose cut diamonds, no assay marks, 5.3cm, 9.1g. Accom

AN ANTIQUE DIAMOND AND GARNET FLY BROOCH in yellow gold and silver, the body and wings of the fly set with rose cut diamonds, the eyes set with cabochon garnets, no assay marks, 4.1cm, 3.7g. 

AN ANTIQUE DIAMOND BROOCH AND EARRINGS DEMI PARURE in yellow gold and silver, comprising a pair of earrings and a brooch in foliate design, the earrings set with rose cut diamonds, the brooch of simil

AN ANTIQUE VIRGIN MARY CHALCEDONY AND DIAMOND CAMEO BROOCH in yellow gold and silver, set with an oval white chalcedony cameo carved depicting the Virgin Mary, within a cluster of rose cut diamonds, n

AN ANTIQUE DIAMOND AND GARNET BROOCH, 19TH CENTURY in yellow gold and silver, designed as a spray of foliage and flowers set with rose cut diamonds and two cabochon garnets, unmarked, 6.1cm, 9.6g.

AN ANTIQUE DIAMOND HORSESHOE TIE PIN / BROOCH, 19TH CENTURY in yellow gold and silver, the pin terminated by a horseshoe set with rose cut diamonds, unmarked, 5.3cm, 1.7g.

AN ANTIQUE ENAMEL AND DIAMOND BROOCH in yellow gold and silver, the circular domed body set with blue guilloche enamel and an applied foliate motif set with rose cut diamonds, no assay marks, 2.1cm, 5

AN ANTIQUE PEARL AND DIAMOND CLUSTER BROOCH/PENDANT in yellow gold and silver, set with a pearl of 7.9mm surrounded by three concentric rows of old cut diamonds, the bail set with three further old cu

AN ANTIQUE DIAMOND STARBURST BROOCH in high carat yellow gold and silver, designed as a star, the points set with graduated old round and rose cut diamonds, unmarked, 3.4cm, 6.2g.; AN ANTIQUE DIAMOND

ANTIQUE DIAMOND AND PEARL SWALLOW BROOCH, 19TH CENTURY mounted in yellow gold and silver, of bar design, applied with three jewelled swallows / birds, set with rose cut diamonds and an old cut diamond

AN ANTIQUE DIAMOND, SAPPHIRE AND PEARL INSECT BROOCH in yellow gold and silver, designed as an insect, set with cabochon ruby eyes, a sapphire and pearl abdomen, and wings set with rose cut diamonds,

AN ANTIQUE EMERALD AND DIAMOND BAR BROOCH, 19TH CENTURY in yellow gold and silver, the tapering body set with clusters of step cut emeralds punctuated by rose cut diamonds, unmarked, 10.0cm, 12.7g.

AN ANTIQUE SAPPHIRE AND DIAMOND CRESCENT MOON BROOCH in yellow gold and silver, designed as a crescent moon set with cushion and round cut sapphires, accented by rose cut diamonds, no assay marks, 2.7