diamond

A late 19th century diamond sunburst brooch, set with a central old circular-cut diamond and radiating rays of old cushion-shaped and rose-cut di...

An aquamarine and diamond pendant, early 20th century, designed as a lozenge of knife wire construction, claw-set with oval aquamarines and circu...

Bulgari, a cultured pearl, aquamarine and diamond necklace, designed as a single row of cultured pearls with gold spacer beads, suspending a gold...

Cartier, a turquoise, sapphire and diamond brooch, circa 1960, designed as an owl, its eyes set with cabochon sapphires, its chest set with turqu...

An Art Nouveau pearl, enamel and diamond brooch, circa 1905, designed as a hemlock flower in gold and pearls, its leaves of green plique à jour e...

A diamond locket pendant, early 20th century, designed as a heart surmounted by a bow, set with circular-cut and rose-cut diamonds, mounted in si...

An early 19th century yellow metal and diamond cluster set bar brooch, 47mm, gross weight 4.3 grams. Fair condition.

An 18ct gold diamond cluster ring, the central brilliant cut diamond with an estimated weight of approximately 0.60 carats, within brilliant cut ...

An early 20th century gold, amethyst, emerald and diamond brooch, modelled as a bunch of grapes, the amethyst bead grapes suspended from a pavé ...

Anton. A sapphire and diamond 'Regal' band ring, the openwork band claw set with round mixed cut sapphires, to brilliant cut diamond set borders,...

Three bird brooches, comprising: an 18ct gold sapphire, turquoise, diamond and cultured pearl brooch by Ben Rosenfeld in the form of a bird and n...

A diamond and sapphire pendant, a central millegrain set brilliant cut diamond to a stepped lozenge plaque set with rows of calibré cut sapphires...

Marcus & Co. An Art Deco platinum diamond and onyx bracelet, with alternating brilliant cut diamond and triangular cabochon onyx panels and pierc...

An 18ct gold diamond cluster ring, of hexagonal stepped cluster design, London hallmarks, 1976, ring size O

An emerald and diamond rectangular cluster ring, the rectangular step cut emerald 11x7mm, set with corner claws and surrounded by fourteen brillia...

CARTIER: DIAMOND-SET PENDANT NECKLACE Brilliant-cut diamond, approx. 0.15ct 18 carat gold Signed Cartier, maker's mark CP, numbered, Swiss assay m...

Wonderful 18ct White Gold Sapphire and Diamond Panel Ring    truly exceptional panel ring    measurements size UK N US 7 head of ring ...

Antique Ruby and Diamond Painted Portrait Brooch   sweetest and most precious portrait    measurements size 29mm x 29mm weight 9.87g ...

1.45 Carat Emerald Cut Diamond Ring Set in Platinum with Certificate   1.05 carat central stone  g/h colour  vs clarity    the most ex...

Vintage Emerald and Diamond Full Eternity Band Ring in 18ct White Gold    exquisite diamond and emerald eternity, truly beautiful    measu...

Antique Blue Enamel Diamond and Pearl Star Ring    truly charming and wonderful blue enamel diamond pearl star ring!!    measurements si...

Antique Gold Pink Tourmaline and Diamond Bangle Bracelet    the prettiest pink bangle, truly delightful    measurements inner diameter 4...

A pair of 18ct white gold diamond set hoop earrings in a large Russian egg box (A/F), with GGL certificate, approx. 0.50ct total, colour H-I, clar...

ART DECO STYLE PLATINUM EMERALD & DIAMOND RING, THE CALIBRE CUT EMERALDS SET BETWEEN 2 ROWS OF BRILLIANT CUT DIAMONDS - RING SIZE M

LATE 19TH OR EARLY 20TH CENTURY ROSE CUT DIAMOND & RUBY SET CAT PENDANT OR CHARM - 1.2CM LONG Condition Report: No missing or replacement stone...

An 18ct white gold diamond tennis bracelet, set with round brilliant cut diamonds, claw set, each alternating a section of plain gold, with a to...

H.I.M. Kaiser Wilhelm II, fine presentation silver gilt and blue guilloché enamel cigarette case with applied diamond and emerald set crowned W Im...

Georgian garnet and diamond three stone ring with a cushion cut garnet flanked by two old cut diamonds in collet setting with scalloped gold back ...

CHARLES DE TEMPLE Ι A PAIR OF PEARL AND DIAMOND EARRINGS Each comprising two round-shaped cultured pearls measuring approximately 8.3 to 8.7m...

AN ART DECO DIAMOND RING The rectangular-shaped pierced plaque, millegrain-set throughout with single , cushion-shaped and old brilliant-cut ...

A PAIR OF DIAMOND CLUSTER EARRINGS Each set with an old brilliant-cut diamond suspending a cluster of similarity-cut diamonds, l ater post ...

A blue spinel and diamond ring, set with a cushion-shaped blue spinel weighing 6.63 carats, between shoulders set with baguette diamonds, mounted...

A diamond-set black enamel mourning ring, set with a central old oval-shaped diamond within black enamel border and black band with the words IN ...

A pair of natural pearl and diamond earrings, set with graduated old-cut diamonds suspending natural pearls in platinum and gold, hook fittings,...

An enamel, ruby and diamond bracelet, designed as a coiled snake, of hinged construction applied with deep blue enamel, its head set with cushion...

A diamond brooch, late 19th century, designed as a swallow in flight, set with cushion-shaped and rose-cut diamonds, its eye set with a ruby, mou...

A white sapphire and diamond brooch, mid 19th century, centring on an oval white sapphire, within a radiating border of half pearls and trios of ...

Victorian 9ct gold Ruby (or similar) & Diamond set bangle of high quality. Not hallmarked, but tested as 9ct gold. Internal measurements 58mm x ...

An oval sapphire and diamond ring, the claw set blue sapphire surrounded by sixteen claw set diamonds, yellow and white metal set stamped 18ct, si...

A group of Belle Époque diamond set components, comprising: a pierced old single cut diamond and calibré cut onyx set ribbon form panel, length 3...

A ruby and diamond ring, the single claw set oval cut ruby weighing approximately 3.40 carats, to triangular cut diamond single stone shoulders, ...

An early 20th century diamond brooch/pendant, the openwork scrolling frame grain and claw set throughout with old European cut and single cut dia...

David Morris. An 18ct white gold emerald and diamond half-hoop ring, of three row design channel set with baguette cut diamonds and square step c...

Three diamond set rings, of semi-flexible torque design with oval bead panels and brilliant cut diamond set lozenge panels, stamped 18ct, ring si...

Tiffany & Co. A platinum diamond brooch, of hoop form, grain set with graduated brilliant cut diamonds, with brilliant cut diamond chevron surmou...

A diamond full hoop eternity ring, with a continuous row of channel set baguette cut diamonds, ring size R Condition Report: Gross weight 6.7...

An 18ct gold diamond five stone ring, the row of graduated old European cut diamonds with rose cut diamond points, claw set to carved scroll gall...

A group of jewellery, comprising: an 18ct gold brilliant cut diamond ring, London hallmarks; an 18ct white gold textured wedding band, London hal...

A platinum onyx and diamond pansy brooch, a central old brilliant cut diamond to carved frosted onyx petals with rose cut diamond borders, later ...

A diamond set brooch, of openwork design in the form of a flower grain set throughout with brilliant cut diamonds, stamped 750, diameter 4.2cm (...

Two opal and diamond brooches, the first a Victorian openwork old brilliant cut diamond floral cluster design brooch with central cabochon opal a...

An early 20th century diamond cluster ring, the central millegrain set brilliant cut diamond within openwork octagonal brilliant cut diamond set ...

A light yellow diamond cluster ring, an oval brilliant cut light yellow diamond, claw set to halo surround of brilliant cut diamonds, ring size O...

An 18ct white gold diamond necklace, of Y form, the front half with brilliant cut diamond marquise shaped links joined by knife edge bars, to bea...

Opal, diamond and gold-coloured metal stickpin with circular cabochon opal surrounded by small old cut diamonds

A diamond cluster ring, in the form of a brilliant cut diamond stepped hexagonal shaped cluster, London hallmarks, 1975, ring size O

Diamond crescent brooch of starburst form and set numerous variously sized diamonds, 3.5cm wide, approx 7.7g

A diamond six stone boat shape cluster ring, the old cut stones collet set in a yellow and white metal mount ring size L, shank marked 18ct Plat, ...

A synthetic emerald and diamond three stone ring, the step cut emerald 5.6x5.4mm, four claw set with a 4.8mm brilliant cut diamond to each side, c...

A moonstone and diamond heart shaped brooch, the heart shape cabochon cut moonstone surrounded by nineteen old cut diamonds all claw and pip set t...