. Diamond brooch in yellow gold 750/1000 and silver with diamond cut old central 0.40 cts. about

A FINE ANTIQUE DIAMOND STAR BROOCH / PENDANT in yellow gold and silver, designed as a seven rayed star, set with a central cluster of old cut diamonds, the central diamond weighing 1.89 carats, accent

AN ANTIQUE DIAMOND STAR PENDANT / BROOCH, 19TH CENTURY in yellow gold and silver, designed as a star with twelve points, set with a central old cut diamond of 0.58 carats, accented by further old cut

A FINE ANTIQUE NATURAL PEARL AND DIAMOND HORSESHOE BROOCH, LATE 19TH CENTURY in yellow gold and silver, designed to depict a trio of horseshoes all jewelled with old cut diamonds, the central one set

AN ANTIQUE NATURAL PEARL, ENAMEL AND DIAMOND BROOCH, 19TH CENTURY in yellow gold and silver, set with a central pearl within a border of ribbon designs of blue enamel, set with old cut diamonds, suspe

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, 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 ANTIQUE DIAMOND EN TREMBLANT BROOCH, 19TH CENTURY in yellow gold and silver, designed as a bouquet of foliage, with a central trembler flower, jewelled allover with old cut and rose cut diamonds al

Brooch. Antique silver-topped 14kt yellow gold brooch displaying a central raised prong-set Old Mine cut diamond within a rose cut diamond star frame. Further accented by (6) prong-set Old Mine cut di

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

brooch, Austria 1870/'80s, yellow gold 750/000, signed M, central pearl over engraved grating, in the floral edge 24 rose cut diamonds white (set in silver), at the top 1 old-cut diamond c. 0.12 ct wh

AN ANTIQUE DIAMOND BROOCH / PENDANT in yellow gold and silver, the openwork body set throughout with old cut diamonds, the diamonds all totalling 4.2-4.6 carats, no assay marks, 4.4cm, 14.6g. 

AN ANTIQUE SAPPHIRE AND DIAMOND HORSESHOE BROOCH in yellow gold and silver, set with graduating cushion cut sapphires and old cut diamonds, unmarked, 3.5cm, 7.6g.

AN ANTIQUE DIAMOND STAR BROOCH in yellow gold and silver, designed as a five rayed star, set throughout with old cut diamonds, the diamonds all totalling 2.8-3.2 carats, no assay marks, 3.4cm, 7.9g.

AN ANTIQUE DIAMOND SPRAY BROOCH in yellow gold and silver, designed as a floral spray set with old cut diamonds, no assay marks, 4.0cm, 5.3g.

AN ANTIQUE DIAMOND BAR BROOCH in yellow gold and silver, set with a cluster of old cut diamonds on a tapering bar set with further old cut diamonds, the diamonds all totalling 0.4-0.5 carats, no assay

NO RESERVE - AN ANTIQUE AMETHYST, PEARL AND DIAMOND BROOCH / PENDANT in yellow gold and silver, set with an oval cut amethyst in a wreath style border set with old cut diamonds, accented by pearls and

Diamond brooch, with four geometric flowers, in yellow gold 750/1000 with two white diamonds of old cut cushion of 0.30 ct total about and two small pearls mabè. . . End '800. Gross weight 7.75 gr.

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 PERIDOT, PEARL AND DIAMOND SHAMROCK / CLOVER BROOCH in yellow gold and silver, designed as a three leaf clover set with three oval cut peridot, the stem set with old cut diamonds and a pear

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 DIAMOND FLOWER PENDANT / BROOCH, 19TH CENTURY in yellow gold and silver, set throughout with old cut diamonds, the diamonds all totalling 4.8-5.2 carats, with detachable brooch fitting and

AN ANTIQUE RUBY AND DIAMOND SWORD BROOCH in yellow gold and silver, designed as a sword with ribbon woven around it, jewelled with a cushion cut ruby and old and rose cut diamonds, unmarked, 6.7cm, 5.

AN ANTIQUE VICTORIAN DIAMOND HUNTING BROOCH in yellow gold and silver, designed as a horn with an applied horseshoe and riding crop motif accented by old and rose cut diamonds, no assay marks, 3.5cm,

AN ANTIQUE DIAMOND AND PEARL CRESCENT BROOCH in yellow gold and silver, designed as a stylised crescent moon set with old cut diamonds, the diamonds all totalling 1.8-2.0 carats, accented by a pearl o