A FINE ANTIQUE TOURMALINE AND DIAMOND TIARA / NECKLACE, 19TH CENTURY in yellow gold and silver,

A FINE ANTIQUE TOURMALINE AND DIAMOND TIARA / NECKLACE, 19TH CENTURY in yellow gold and silver, comprising a series of seven links set with emerald cut green tourmalines within a foliate border set wi

A FINE ANTIQUE PINK TOURMALINE AND DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with a cushion cut pink tourmaline of 10.50 carats within a cluster of old cut diamonds all totalling 2.5-2

AN ANTIQUE DIAMOND PENDANT NECKLACE, 19TH CENTURY in yellow gold and silver, the pendant set with a square step cut diamond and rose cut diamonds, suspending a trio of graduated diamond drops, on a be

AN ANTIQUE DIAMOND PENDANT NECKLACE, 19TH CENTURY in yellow gold and silver, the pendant set with a rose cut diamond suspended within a pear shaped halo of further rose cut diamonds, with ribbon and b

A FINE ANTIQUE DIAMOND LOCKET PENDANT, 19TH CENTURY in yellow gold and silver, the circular hinged body with glass covered locket compartment inside, the outside with dark blue guilloche enamel, appli

A FINE ANTIQUE DIAMOND AND ENAMEL BROOCH, 19TH CENTURY in yellow gold and silver, set to the centre with an old oval cut diamond of 2.14 carats within a scrolling border of black enamel, accented by a

AN ANTIQUE DIAMOND, GARNET AND ENAMEL SNAKE NECKLACE, 19TH CENTURY in yellow gold and silver, designed as the body of a snake coiled around on itself, the head relieved in blue enamel, accented by old

AN ANTIQUE IMPERIAL TOPAZ AND DIAMOND RIVIERE NECKLACE, 19TH CENTURY in yellow gold and silver, comprising a single row of thirty graduated oval cut imperial topaz, totalling 55.0-60.0 carats, on a ci

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

Bishop's ring with citrine and diamonds First half of 19th c. Yellow gold and silver. Significant bishop's ring, center antique oval faceted cognac colored citrine. Entourage of foiled diamond roses i

AN ANTIQUE DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with an old cut diamond of 0.35 carats within a border of smaller old cut diamonds, unmarked, size M / 6.25, 2.6g.

AN ANTIQUE DIAMOND BROOCH, 19TH CENTURY in yellow gold and silver, designed as a pin terminated with a rose cut diamond, with applied foliate and flower motif, jewelled with rose cut diamonds, unmarke

AN ANTIQUE DIAMOND RING, 19TH CENTURY in yellow gold and silver, the openwork scrolling design jewelled with rose cut diamonds, unmarked, size P / 7.75, 8.3g.

AN ANTIQUE DIAMOND STAR BROOCH, 19TH CENTURY in yellow gold and silver, designed as a star, jewelled with old cut and rose cut diamonds, no assay marks, 2.8cm, 4.8g.

AN ANTIQUE DIAMOND STAR BROOCH, 19TH CENTURY in yellow gold and silver, designed as a star with twelve arms, jewelled throughout with old circular cut and rose cut diamonds, the diamonds all totalling

AN ANTIQUE GEORGIAN DIAMOND CLUSTER RING, 19TH CENTURY in yellow gold and silver, set with an old mine cut diamond of 0.76 carats accented by rose cut diamonds, on a stylised trifurcated band with flo

AN ANTIQUE GEORGIAN DIAMOND RING, EARLY 19TH CENTURY in yellow gold and silver, set with a pear shaped rose cut diamond surrounded by scrolled detailing, accented with further rose cut diamonds, no as

AN ANTIQUE THREE STONE DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with three rose cut diamonds on a stylised gold band, no assay marks, size L1/2 / 6, 2.5g.

AN ANTIQUE DIAMOND AND ENAMEL BROOCH, 19TH CENTURY in yellow gold and silver, the circular body with blue enamel, rose cut diamonds in foliate design, no assay marks, 2.1cm, 5.8g.

AN ANTIQUE DIAMOND RING, 19TH CENTURY AND LATER, in yellow gold and silver, the navette shaped face set with rose cut diamonds, no assay marks, size G / 3.25, 4.3g.  Guaranteed UK Mainland Christ

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

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 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 PAIR OF ANTIQUE TURQUOISE AND DIAMOND EARRINGS, 19TH CENTURY in yellow gold and silver, each set with a round turquoise cabochon within a border of rose cut diamonds, surmounted by further rose cut