gemstone

A gypsy set ring, set with three old-cut diamonds, marked 18ct, partial hallmark, size N, 2.5grams.

An Art Deco 18ct gold and platinum ring set with a central sapphire surrounded by small diamonds, approx 3.85g and approx size Q. Shipping categor...

An early 20th century sapphire and diamond brooch, circa 1910 Millegrain-set with a central round-cut diamond in a border of calibré-cut sapphir...

A diamond bracelet The central cluster claw-set with graduated round brilliant and baguette-cut diamonds, to a flattened curb-link chain, stampe...

Chopard: A limited edition 'Animal World' Kangaroo diamond pendant The 18ct rose gold glazed pendant holding a small rose gold kangaroo and coll...

A ruby bead necklace and pendant The necklace composed of three strands of facetted ruby beads, to a pierced barrel clasp, unmarked; together wi...

A Scottish Freshwater pearl necklace Composed of a single strand of graduated, slightly baroque Scottish freshwater pearls, to a 9ct gold lozenge...

A late 19th century diamond crescent brooch, circa 1890 Set throughout with graduated old round-cut diamonds, unmarked; in a fitted box for Hami...

A tourmaline and diamond bracelet Composed of alternating links collet-set with a rectangular step-cut green tourmaline and pairs of small round...

A pair of emerald and diamond earrings Each claw-set with a pear-shaped emerald in a border of round brilliant-cut diamonds, post and butterfly ...

An 18ct gold diamond single-stone ring Claw-set with a round brilliant-cut diamond, weighing approximately 1.57cts, plain white gold band, UK hal...

A diamond and enamel Sweetheart brooch for The Scotts Guards The thistle motif and motto in green and gold enamel, in a pavé-set surround of ros...

A sapphire, ruby and diamond floral brooch Claw-set with five cushion-cut coloured sapphires, round-cut ruby and diamond detail, unmarked Lengt...

AFTER FABERGÉ, A SILVER PLATED HIPPO PAPER WEIGHT With ruby glass eyes, stamped with Russian hallmarks to base. (3cm x 7.5cm x 5cm) Condition: g...

Kropfband, Silber, Amethyst und Perle, L variabel, 33,3g, 1.H.20.Jh.

A silver filigree necklace set opals in the Arts & Crafts manner, chain l. 37 cm

A modern Italian baroque 'pearl' and diamond pendant and a white box chain. The untested baroque-shaped pearl with a fine lustre measures approx. ...

Approx. 6.2 grams total weight. Opal cabochon approx. 9 mm x 7 mm 2 mm. Ring size: 54, hallmarked. Gold tested. See photos for condition. Category...

A vintage 18ct gold, opal and diamond twelve stone oval cluster ring. The oval cabochon white opal, claw set within a round brilliant diamond 12 s...

An early 20th century 18ct rose gold and diamond solitaire gypsy ring. The old-cut stone approx. 0.32cts, claw set on a tapering D-section shank w...

An early 20th century gold and opal single stone ring. The oval cabochon white opal displays a good, mainly green and yellow play of colour, claw ...

An early 20th century gold and diamond three stone ring. The graduated old-cut stones approx. 0.28cts total, all millegrain set in platinum on a g...

A diamond two stone cross over ring with small diamond shoulders. The principle early transition-cut stones approx. 0.48cts & 0.41cts, claw set in...

A vintage emerald and diamond pendant. The marquise shaped emerald claw set below a tiny eight-cut diamond 19 stone arch, stamped '9k', approx. 24...

A Chinese rose gold and pale ruby 13 stone half hoop bangle. stamped '14'

A vintage 18ct gold and diamond square cluster 'Rolex-type' ring. The 16 bright, white and lively round brilliants approx. 1.00cts grain set in a ...

A green velvet jewellery box containing an assortment of costume jewellery including beaded necklaces, a freshwater pearl necklace, two Sekonda wr...

1.38 Carat Round Cut D/VS2 Diamond Stud Earrings Set In 14K Yellow Gold, unworn examples with valuation of over £6k. Supplied with a polished wood...

Ladies Excellent 18ct Gold SIngle Stone Opal Set Ring, Full hallmark to shank, the oval shaped opal of pleasing colour, est 4,00 cts, Ring size N ...

Antique Period - Ladies 18ct Gold Superb and Exquisite Diamond set Ribbon and Bow design small brooch, with safety chain. the round faceted diamon...

1 pair of stud earrings with brilliants Material: tested for 585 white gold Diamonds: 2 brilliants, total ca. 0.4 ct, clarity: VS - SI, c...

Ring with one brilliant, ca. 0.22 ct Material: 585 yellow gold Diamonds: 1 brilliant, ca. 0.22 ct, clarity: SI2 - Piqué1, colour: H - I ...

Ring in 585 gold with a tourmaline and diamonds Material: 585 yellow gold Diamonds: 10 octagonal-cut diamonds, total ca. 0.05 ct Gemsto...

Niessing ring in platinum with diamonds Material: 950 platinum Diamonds: 2 square-cut diamonds, total ca. 0.26 ct, clarity: VVS - VS, colo...

Brooch 585 gold with diamonds and opals Material: tested for 585 rose gold Diamonds: 14 fancy-cut diamonds, total ca. 0.56 ct, clarity: S...

Ring in 750 gold with a brilliant, ca. 0.15 ct Material: 750 gold bicoloured Diamonds: 1 brilliant, ca. 0.15 ct, clarity: VS, colour: I -...

Ring, 585 gold, brilliants, rubies Material: 585 gold bicolor Diamonds: 4 brilliants, total ca. 0.1 ct, clarity: VS - SI, colour: G - H ...

Ring, 585 gold with brilliants and a sapphire Material: 585 yellow gold Diamonds: 2 brilliants, total ca. 0,6 ct, clarity: VS, colour: I ...

Antique pendant, 750 gold, cultured pearls, gemme Material: tested to 750 red gold Gemstones: 1 shell gem, 12 seed / cultured pearls, dia...

Ring in 750 gold with opal and brilliants Material: tested on 750 gold bicolour Diamonds: 51 brilliants, total ca. 0,45 ct, clarity: VS,...

Ring, 585 gold with brilliants, total ca. 1.6 ct Material: 585 yellow gold Diamonds: 9 brilliants, total ca. 1.6 ct, main stone 1.13 ct, ...

CHOPARD, 'ANIMAL WORLD' A GEM SET DACHSHUND RING CIRCA 2011 Designed as a coiled dachshund with crossover tail and head terminals, w...

A MID-19TH CENTURY GARNET AND DIAMOND PENDANT AND MATCHING BROOCH/CLASP CIRCA 1850 Each large garnet carbuncle overlaid with old cush...

AN EDWARDIAN ENAMEL LOCKET PENDANT NECKLACE The circular locket with royal blue guilloché enamel within a white enamel border, with centra...

A MORGANITE, PINK SAPPHIRE AND DIAMOND DRESS RING The cushion shaped modified brilliant cut morganite, within a pavé set brilliant cut diam...

A NATURAL PEARL NECKLACE The single strand of graduated pearls, measuring approximately 3.4 to 9.0mm, to a pearl and rose cut diamond clus...

A THREE-ROW NATURAL AND CULTURED PEARL NECKLACE Composed of three graduated rows of natural pearls, the central strand interspersed with ni...

AN UNMOUNTED PINK DIAMOND The marquise brilliant cut faint pink diamond, weighing 0.31 carats Offered for sale with a GIA certif...

A DIAMOND CLUSTER RING The rectangular step cut diamond with canted corners, weighing 2.48 carats, within a brilliant cut diamond surround...

AN ART DECO DIAMOND BROOCH CIRCA 1930 The openwork tapered plaque collet set with a central old European cut diamond within a single...

A THREE ROW CULTURED PEARL NECKLACE WITH DIAMOND AND CULTURED PEARL CLUSTER CLASP The uniform cultured pearls on knotted strands, approxi...

A TWO ROW CULTURED PEARL NECKLACE Composed of two strands of graduated 6.9 to 9.9mm cultured pearls to a cultured pearl and single cut diam...

A RUBY AND DIAMOND PENDANT, RING AND EARRING SET Each curved panel channel set with alternating lines of brilliant cut diamonds and cali...

A PAIR OF DIAMOND SINGLE STONE EARRINGS Each brilliant cut diamond in an eight claw mount, post fittings, diamonds weighing approximately 1...

CHOPARD, A 'HAPPY DIAMOND' ELEPHANT STICKPIN The stylised elephant with diamond eye and glazed compartment containing three floating brilli...

A PAIR OF DIAMOND SET DRESS RINGS Each of polished fan shaped design inset with a brilliant cut diamond, stamped 18ct Size/dimension...

A DIAMOND THREE STONE RING Set with three graduated old European cut diamonds, centre weighing 1.57 carats, to a polished shank, remaining ...

A PAIR OF CULTURED PEARL AND DIAMOND EARRINGS Each cultured pearl drop with pavé set brilliant cut diamond cap, within a brilliant cut diam...

A DIAMOND ETERNITY RING Channel set with a continuous line of brilliant cut diamonds, with smaller brilliant cut diamond accents below, p...

A DIAMOND SINGLE STONE RING The old European cut diamond, weighing 2.04 carats, in an eight claw mount, to a tapered shank, stamped Platinu...