An early 19th century foil-back rose-cut diamond ring.

AN EARLY 19TH CENTURY PERIDOT AND DIAMOND RING, an ocatagonal-cut green paste in a foiled and closed-back setting, to rose-cut diamond-set pierced scroll shoulders. Ring size I1/2, 2.2 grams

AN EARLY TO MID 19TH CENTURY EMERALD AND DIAMOND CLUSTER RING, an octagonal-cut emerald within a pierced border of rose-cut diamonds in closed-back settings, to fancy scroll shoulders. Estimated total

A 19th century gold foil back rock crystal and rose-cut diamond urn brooch. Length 2.7cms. 4.4gms.

A diamond and gold bangle19th Century, Portuguese, gold hinged bangle center set with three foil back rose cut diamonds; accented by engraving; diameter 2 3/8in (6cm), width 5/8in (1.5cm) tongue stamp

A mid 19th century silver and gold foil-back amethyst and diamond brooch. The pear-shape foil-back amethyst, within a rose-cut diamond foliate wreath and rose-cut diamond floral surmount. Length 3.2cm

Early 19th Century 14k gold ring with 8 rose-cut diamonds, hand carved filigree setting. Total diamond weight is approximately 1 carat. Ring size is 7 3/4. The lower shank has some scratches. Weighs 5

AN EARLY 19TH CENTURY DIAMOND SPRAY BROOCH a ribbon-tied floral spray set throughout with rose-cut diamonds in closed-back settings. Estimated total diamond weight 3.00ct, 4.5cm by 4.2cm, 9.9 grams T

AN ANTIQUE EMERALD AND DIAMOND RING, EARLY 19TH CENTURY in yellow gold and silver, set with a cushion cut emerald of 0.64 carats within an open foliate border of rose cut diamonds, no assay marks, siz

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

A DIAMOND CLUSTER RING, EARLY 19TH CENTURY in yellow gold and silver, set with a central rose cut diamond surrounded by ten rose cut diamonds, with further rose cut diamonds to the shank, unmarked, si

A LATE 18TH/EARLY 19TH CENTURY INTAGLIO RING, the oval intaglio carnelian, carved with the head of a man, 8.3mm wide, collet mounted and set to either side with a rose cut diamond, collet mounted with

ANTIQUE AMETHYST AND DIAMOND GIARDINETTO RING, EARLY 19TH CENTURY in yellow gold and silver, set with rose cut diamonds and cushion cut amethyst, unmarked, size N / 6.5, 3.7g.

A DIAMOND CLUSTER RING, DUTCH, EARLY 19TH CENTURY in yellow gold and silver, set with a central rose cut diamond framed by further rose cut diamonds, unmarked, size N / 7, 7.30g.

THREE GEM-SET RINGS, LATE 19TH CENTURY - EARLY 20TH CENTURY 1st: Set with a pear-shaped ruby and sapphire, within a rose-cut diamond surround, surmounted by an old brilliant-cut and cushion-shaped dia

An antique cameo ring. Late 19th / early 20th century. Band with crown terminuses on either side of black and white resin cameo with female bust. Having a total of 10 rose cut pave set diamonds, appro

Antique Early 19th C Rose Cut Diamond Earrings. Modeled in silver and 14kt yellow gold. Each measures 1.25 inches in length.

Gold on silver, largest diamond is approx. 4 mm. in diameter, ring size 18.

Antique 19th C Rose Cut Diamond & Garnet Navette Ring. Having a row of doublet garnets surrounded by rose cut diamonds set in 14kt yellow gold. Ring size 6 can be resized. Top measures just over 1inch

Two 9ct gold gem-set signet rings. To include an early 20th century rose-cut diamond star-set signet ring with engraved surround and raised shoulders, together with a square-shape lapis lazuli signet

19TH CENTURY CONTINENTAL YELLOW GOLD AND MULTI-FACET ROSE CUT DIAMOND BAND. Rose-cut oval diamond weighing approx. .60 ct. raised in claw setting on tapering, low-domed band. - Ring size: 7.

An early 20th century platinum and gold, old and rose-cut diamond ring.Estimated total diamond weight 0.75ct. Ring size P. 5.3gms.

EMERALD AND DIAMOND RING, LATE 19TH CENTURY The octagonal step-cut emerald, weighing 2.33 carats, between cushion-shaped and rose-cut diamonds, ring size N½ Footnotes: Accompanied by a report fro

A LATE 19TH CENTURY INDIAN RUBY, DIAMOND AND PEARL NECKLACE Composed of a series of foiled closed-back rose-cut diamonds and ruby cabochons, suspending a fringe of further similarly-cut diamonds and r

AN EARLY 19TH CENTURY CAMEO AND DIAMOND BROOCH a central oval shell cameo depicting a lion, within a pierced foliate frame set with rose-cut diamonds. Estimated total diamond weight 1.00ct, 3cm by 4.2