AN ANTIQUE DIAMOND, ENAMEL AND PEARL BAR BROOCH, EARLY 20TH CENTURY set with old and rose cut

An early 20th century ruby, diamond and pearl bar brooch. The graduated cushion-shape ruby and old-cut diamond crescent, atop a knife-edge bar with similarly-set terminals and central pearl highlight.

AN ANTIQUE PEARL AND DIAMOND RING, EARLY 20TH CENTURY in yellow gold, the openwork face set with an old cut diamond and two pearls in a border of rose cut diamonds, further rose cut diamonds set to th

Two early 20th century gold gem-set bar brooches. To include a split pearl shamrock brooch, together with a rose-cut diamond, circular-shape sapphire, split pearl and cultured pearl fly brooch. Length

AN ANTIQUE PEARL DIAMOND AND ENAMEL SWEETHEART BROOCH, 19TH CENTURY in yellow gold, the bar with a central heart shaped motif, set with an old cut diamond against a ground of red enamel, within a bord

Silver fleur-de-lis form accented with gold and old mine cut diamonds, pearl drop, hallmarked on bar clasp. Late 19th / early 20th C. H. 4.8cm (1 7/8 in.)

An antique (ca early/mid 20th century) 14K yellow (rose-ish coloring) gold brooch, with pin back, featuring an oval emerald approx 7.5mm x 7mm, and with channel set and prong set old mine-cut diamond

AN EARLY 20TH CENTURY SAPPHIRE, PEARL AND DIAMOND HORSESHOE BROOCH, a horseshoe set with graduated old-cut diamonds, to a knife-edge bar set with a pearl and round-cut sapphires, total estimated diamo

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

This is a superbly crafted ladies ring dating to the Edwardian era of the early 20th century. Rendered in fine 18K rose gold, the ring features Old European cut diamonds set in platinum. Accented with

EMERALD AND DIAMOND CORONET BAR BROOCH, EARLY 20TH CENTURY Set with cushion and rose-cut diamonds, and a step-cut emerald, length 4.0cm For further information on this lot please visit Bonhams.com

DIAMOND AND PEARL-SET BRACELET, EARLY 20TH CENTURY Set with old brilliant and rose-cut diamonds and pearls, pearls untested, length 16.0cm For further information on this lot please visit Bonhams.com

A DIAMOND AND ENAMEL BROOCH, EARLY 20TH CENTURY in platinum and yellow gold, the oval body of openwork design, set with a central old cut diamond between panels of blue guilloche enamel, accented by f

AN ANTIQUE DIAMOND BANGLE, EARLY 20TH CENTURY the foliate motifs set with a row of old cut diamonds accented by rose cut diamonds, with further rose cut diamonds to the bracelet, no assay marks, 15.7c

AN ANTIQUE DIAMOND BANGLE, EARLY 20TH CENTURY the foliate motifs set with a row of old cut diamonds accented by rose cut diamonds, with further rose cut diamonds to the bracelet, no assay marks, 15.7c

A FINE ANTIQUE DIAMOND DRESS RING, EARLY 20TH CENTURY in yellow gold and platinum, the scrolling face set with old cut diamonds accented by rose cut diamonds, no assay marks, size J / 4.5, 3.6g.

An early 20th-century diamond bar brooch millegrain-set with two round brilliant-cut diamonds, rose-cut diamond detail, unmarked(Length: 6.5cm)

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

Italy, early 20th century. Stamped 'K.18 ITALY' yellow gold brooch designed as a serpent, set with rose cut diamonds and emeralds. Total diamond weight approx. 1.10cts. Emeralds set in the head and ta

An early 20th century gold ruby, split pearl and diamond bar brooch. The cushion-shape ruby, split pearl and rose-cut diamond cluster, to the twin bar with split pearl stylised crown terminals. Length

A PAIR OF PEARL AND DIAMOND EARRINGS, EARLY 20TH CENTURY in white gold, each set with a pearl of 11.4mm, below drops set with old and single and rose cut diamonds, unmarked, 4.5cm, 8.5g.

DIAMOND AND PEARL BROOCH, EARLY 20TH CENTURY The openwork bar brooch, set with cushion-shaped and rose-cut diamonds with pearl accents, pearls untested, cushion-shaped diamonds approx. 1.70cts total,

AN ANTIQUE AMERICAN RUBY, SAPPHIRE AND DIAMOND BIRD BROOCH / PENDANT, TIFFANY & CO EARLY 20TH CENTURY designed as a flying bird set with round and step cut rubies, French cut sapphires and rose cut di

AN ANTIQUE PEARL, DIAMOND AND ENAMEL FORGET ME NOT BROOCH, 19TH CENTURY in high carat yellow gold, the stylised body depicting a flower set with rose cut diamonds, within a green, black and white enam

AN EARLY 20TH CENTURY DIAMOND AND PEARL BRACELET CIRCA 1920The pierced panels each set with a trio of old mine cut diamonds with rose cut diamond set shaped borders, approximately 4 carats total, with