AN ANTIQUE OPAL AND DIAMOND INSECT BROOCH in yellow gold, designed as a bee set with round cabochon

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 SAPPHIRE, DIAMOND AND RUBY INSECT BROOCH in yellow gold and silver, designed as a bee or a fly, the body set with two central cushion cut sapphires accented by old and rose cut diamonds, th

AN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold and silver, formed of a trio of flower motifs, each set at the centre with a round cabochon opal, accented in the petals by rose cut diamonds, unmarke

10k white and yellow gold pin brooch, set with a central round shaped cabochon opal, approximate total weight of opal 1.57ct, flanked by four old European cut diamonds, approximate total weight of dia

AN ANTIQUE OPAL AND DIAMOND BROOCH, 19TH CENTURY in high carat yellow gold, designed as a crescent moon jewelled with graduated cabochon opals accented by old and rose cut diamonds, set to a plain bar

AN ANTIQUE GARNET, RUBY AND DIAMOND BUG BROOCH, 19TH CENTURY in yellow gold, designed as a beetle, the body set with an oval foiled cabochon garnet, accented by rose cut diamonds and round cut rubies,

Designed as an open-winged butterfly with round-faceted or cabochon opals, rubies, sapphires, emeralds and RBC diamonds, .60 ct. TW. Mid 20th c. Stamped 14k. 1 1/4" x 2". 10.7 dwt. Provenance: From th

AN ANTIQUE OPAL AND DIAMOND BROOCH in yellow gold and silver, set with a central cabochon opal within a scrolling openwork mount set with old cut diamonds, the diamonds all totalling 5.3-5.5 carats, n

AN OPAL, AMETHYST AND DIAMOND SPIDER BROOCH in yellow gold and silver, the body set with a round cabochon opal and a round cut amethysts accented by rose cut diamonds in the legs, unmarked, 3.7cm, 8.9

AN ANTIQUE OPAL AND DIAMOND DRESS RING, 19TH CENTURY in 18ct yellow gold, set with a central round cabochon opal between two kite shaped cabochon opals, the central opal within a border of old cut dia

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 RUBY AND DIAMOND BROOCH in yellow gold, designed as seven interlocking curb links set with alternating round cut rubies and old cut diamonds, no assay marks, 4.0cm, 3.0g.

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 OPAL CRESCENT MOON BROOCH in yellow gold, designed as a crescent moon set with a row of graduated cabochon opals, no assay marks, 2.7cm, 3.1g. 

NO RESERVE - AN ANTIQUE MOONSTONE CRESCENT MOON BROOCH in yellow gold, designed as a crescent moon set with a row of round cabochon moonstones, no assay marks, 4.5cm, 2.6g.

ANTIQUE OPAL, DIAMOND AND ENAMEL BROOCH, 19TH CENTURY in high carat yellow gold, in open heart design set with a moon cabochon opal, old and rose cut diamonds totalling approximately 10.00 carats and

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

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

AN ANTIQUE SAPPHIRE AND DIAMOND CRESCENT BROOCH in yellow gold, designed as a crescent moon, set with a graduated row of alternating cushion and round cut sapphires and old cut diamonds, no assay mark

AN ANTIQUE RUBY, DIAMOND AND PEARL CRESCENT BROOCH in yellow gold, designed as a crescent moon set with a row of graduated oval and round cut rubies and a row of graduated old cut diamonds, set on a b

A RUBY, EMERALD AND DIAMOND MOUSE BROOCH / PENDANT in yellow gold, designed as a mouse, the body set with round cut rubies and pave set round brilliant cut diamonds, the eye set with a cabochon emeral

AN ANTIQUE RUBY, PEARL AND DIAMOND TURTLE BROOCH in yellow gold, designed as a turtle, the shell set with a pearl of 10.0mm, accented by rose cut diamonds and round cut ruby eyes, no assay marks, 2.4c

Antique Victorian Opal, diamond, enamel, and gold brooch Set with cabochon opals and rose-cut diamonds, in a swirling surround of black enamel; 1880s Yellow gold 2.75 x 1.25 in; Gross weight 12.0 dwts

AN ANTIQUE VICTORIAN TURQUOISE AND GARNET SNAKE BROOCH in 15ct yellow gold, designed as a coiled snake, the head set with cabochon turquoise and round cabochon garnet eyes, no assay marks, 4.0cm, 6.7g