A LATE 19TH CENTURY OPAL AND DIAMOND SET CRESCENT

A late 19th century diamond closed crescent brooch, set with a graduated curve of round old brilliant cut diamonds tapering to old single cut diamonds, millegrain set to a low gallery, unmarked white

A LATE 19TH / EARLY 20TH CENTURY BLACK OPAL AND DIAMOND NECKLACE graduated oval black opals suspended from diamond-set knife-edge bars to black opal and diamond swag links, to a diamond-set double bar

Two Late 19th Century 9 kt White Gold, Pearl, & Diamond Brooches. Including 1 scroll and floral 18 kt mount set with pearls and colorless stones, stamped "750", and 1 crescent shape set with five pear

ANTIQUE EMERALD AND DIAMOND BROOCH, LATE 19TH CENTURY designed as a crescent moon, mounted in gold, set with a series of graduated step-cut emeralds, spaced by cushion-shaped diamonds, length 36mm, un

A late 19th Century gold, diamond, ruby, enamel and opal desk seal, the cylindrical column of surmounted with a crown of millegrain set rose cut diamonds to a pierced foliate base of rose cut diamonds

COLLECTION OF ANTIQUE JEWELLERY, LATE 19TH CENTURY - EARLY 20TH CENTURY 1st: The crescent and star brooch set with pink paste and cushion-shaped diamonds, 2nd: The openwork foliate brooch set with pin

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

A LATE 19TH CENTURY OPAL AND DIAMOND RING three graduated oval opals spaced by old-cut diamonds, to carved shoulders. Estimated total diamond weight 0.30ct, marked ‘18CT’, ring size M, 4.0

A LATE 19TH CENTURY DIAMOND SWALLOW BROOCH set throughout with old-cut and rose-cut diamonds and with a cabochon ruby eye. Estimated total diamond weight 1.70ct, 1.8cm by 4.9cm, 6.8 grams Good condit

A late 19th / early 20th century diamond ring set with five old-cut diamonds of approximately 1.40 carats combined, in unmarked yellow gold mount, size N 1/2, 3.5 grams.

A late 19th / early 20th century diamond ring set with five old-cut diamonds of approximately 1.40 carats combined, in unmarked yellow gold mount, size N 1/2, 3.5 grams.

Two late 19th century gold diamond and gem-set dress rings. The first designed as an alternating sapphire and diamond line with scalloped sides, the second designed as an diamond and ruby three-stone

NATURAL PEARL AND DIAMOND BAR BROOCH, LATE 19TH CENTURY; HALF PEARL AND DIAMOND BROOCH 1st: Set with three button-shaped natural pearls and cushion and rose-cut diamonds, 2nd: The lozenge-shaped panel

A late 19th century 9ct gold sapphire and diamond crescent brooch. The graduated cushion-shape sapphire line, with single-cut diamond double spacers. Estimated total diamond weight 0.30ct. Length 5.3c

MOONSTONE AND DIAMOND-SET BROOCH/CLASP/PENDANT, LATE 19TH CENTURY, ON A THREE-ROW CULTURED PEARL NECKLACE The central moonstone cabochon within an openwork surround of old cushion-shaped diamonds, wit

A late 19th century silver and gold diamond and gem-set brooch. The rose-cut diamond dove with ruby eye, holding a pearl and old-cut diamond garland, to the similarly-cut diamond arrow head and fletch

A LATE 19TH CENTURY DIAMOND PENDANT/BROOCH, CIRCA 1890 The eight-rayed star set throughout with old brilliant and single-cut diamonds, mounted in silver and gold, diamonds approximately 4.50cts total,

A pair of late 19th-century diamond star brooches each of traditional design, set throughout with graduated old round-cut diamonds, unmarked; in a fitted case for Hamilton & Inches, 88 Princess Street

A MID 19TH CENTURY OPAL AND DIAMOND SNAKE BANGLE, with an opal-set head and diamond-set eyes. 5.1cm by 5.6 inner diameter, 18.1 grams

A LATE 19TH CENTURY NOVELTY DIAMOND AND ENAMEL CHICK BROOCH pavé-set with rose-cut diamonds and a ruby eye, spaced by enamelled fragments of shell, to a double bar. 1.3cm by 4.4cm, 4.6 grams The

Two late 19th and mid 20th century 18ct gold diamond and gem rings. To include a late 19th century graduated opal cabochon three-stone ring with diamond point double spacers, together with a similarly

Two late 19th and early 20th century gold diamond and gem-set rings. To include an Edwardian 18ct gold alternating graduated circular-shape sapphire and old-cut diamond ring, together with a 15ct gold

A LATE 19TH CENTURY DIAMOND STAR PENDANT/BROOCH, CIRCA 1890 The six-rayed star set throughout with old brilliant-cut diamonds, each ray spaced by a trio of similarly-cut diamonds within a pinched coll

A LATE 19TH CENTURY DIAMOND BANGLE, the 11mm wide hinged bangle, gypsy set with a small old mine cut diamonds, unmarked (tests as approx. 18ct gold), with safety chain, 16.2g, in original fitted case