diamond

An 18ct white gold, diamond and sapphire ring, the two diamonds 0.3ct each, the cornflower blue sapphire approximately 1ct, size T.

An Art Deco Marcus & Co diamond set metamorphic brooch, likely platinum, each starburst clip set with fifty diamonds including two baguette cut di...

An Art Deco diamond 'Arrow' jabot pin, circa 1920, set with round and old-cut diamonds, unsigned and apparently unmarked, 3g No damage or repair,...

An 18ct gold and diamond set branch & blossom form brooch, likely by Kim Styles (incomplete makers stamp 'SS' to the back), with curved steel pin,...

A late 19th/early 20th century diamond, red stone and carved hardstone brooch, in the form of four birds perched on a branch, in an associated lea...

A Non-Nacreous Conch Pearl and diamond ring, the central 9.5mm egg-shaped conch pearl bead suspended on wire frame, flanked by old and rose-cut di...

An Art Deco 2.5ct solitaire diamond ring, centrally claw set with 2.5ct round brilliant-cut diamond, colour approx H/I, clarity approx SI1/SI2, fl...

An early 20th century old-cut diamond crossover ring, with circular-cut diamond double highlight, principal two diamonds estimated total weight 3c...

An 18ct gold, diamond and enamel brooch, in a modernist foliate form, composed of three 'leaves' on a branch form bar, with six brilliant cut diam...

A late Victorian gold and silver, old-cut diamond snake brooch, with ruby eyes, suspending a pearl drop, estimated total diamond weight 1.30ct, pe...

A Sri Lankan 'No Heat' sapphire and diamond oval cluster ring, centrally claw set with 2.44ct oval mixed-cut sapphire surrounded by modern round b...

An early 19th French diamond, blue enamel, yellow and white metal oval brooch, decorated a basket of flowers, engraved verso, 6 x 5 cm

An Art Deco diamond geometric panel brooch, circa 1925, total diamond content approx 7ct, principal diamond approx 1.5ct, flanked by 1.1ct and 0.6...

An 18ct white gold diamond solitaire ring, the round brilliant cut stone approx. 8mm wide, 5mm deep, the six claw setting approx. 7mm overall, siz...

A 1.20 CARAT D COLOUR SOLITAIRE DIAMOND RING in platinum, set east west with an oval brilliant cut diamond of 1.20 carats, partial British hallmar...

all in a claw setting. Diamond weight: 12.9 ct.; colour: G; clarity: VS2. JEWELLERY Thursday 2nd May 2024 10:52:48

THEO FENNELL, A 11.43 CARAT PARAIBA TOURMALINE AND DIAMOND RING in 18ct white gold, set with a cushion cut Paraiba tourmaline of 11.43 carats in a...

BULGARI,  A FINE SAPPHIRE AND DIAMOND TROMBINO RING in 18ct white gold, set with a cushion cut sapphire of 2.79 carats, between rows of baguette c...

A FINE D COLOUR DIAMOND AND COLOMBIAN EMERALD TOI ET MOI RING in platinum, set with an emerald cut diamond of 1.89 carats and an octagonal step cu...

AN ART DECO ROCK CRYSTAL, ONYX AND DIAMOND BROOCH set with an open oval of polished rock crystal, accented by calibre cut onyx and single cut diam...

classy ring in white gold (18 carat) with a central 2,03 carat high quality princess' cut diamond surrounded by circa 0,70 carat of very high qual...

A 9 CARAT GOLD AND DIAMOND RING; LONDON 1994; SET WITH 7 STONES; WEIGHT 1.6 GRAMS, A 9 CARAT GOLD NECKLACE WITH DIAMOND PENDANT; WEIGHT 0.78 GRAMS...

An Edwardian Pearl and Diamond Brooch the tapering bar set throughout with six graduated pearls and rose cut diamonds, in white millegrain settin...

18TH CENTURY GOLD MOURNING RING, set with oval cut rock crystal and two rose cut diamond shoulders, the scrolled panel shank engraved and white en...

TIFFANY & CO PLATINUM DIAMOND CROSS PENDANT, set with eleven round brilliant cut diamonds, on platinum chain, 3.5gms in Tiffany box and outer box ...

Chopard-"Happy Diamond"-Ring und Hufeisen-Diamantring Gelbgold, gest. 750. Chopard Ring besetzt mit beweglichen Brillanten von zus. ca. 0,10 ct. ...

YELLOW METAL DOUBLE FLOWER HEAD DIAMOND BROOCH , each flower head encrusted with graduated old cut diamonds, the two principal stones measuring 0....

A Tiffany & Co by Schlumberger Studios 18ct gold and diamond ring, composed of four yellow gold rope-twist bands, united by four X form bands of b...

2.10ct Cushion cut diamond solitaire ring mounted in platinum and 18ct gold. Signed Tiffany & Co. Stamped Platinum 750. Marked on the interior 2.1...

George III diamond and enamel ring, the navette-shape blue guilloché enamel plaque scattered with seven old cut diamonds within white enamel borde...

A 9ct gold, diamond and pink sapphire ring, the central sapphire approximately 1ct, the flanking diamonds approximately ¼ct each, size R½.

A 9ct gold, pink sapphire and diamond ring, size L½, 2.38g.

Pair of Edwardian blue zircon and diamond pendant earrings, each with a round mixed cut blue zircon measuring approximately 8mm suspended from an ...

9CT GOLD DIAMOND TENNIS BRACELET, square panel design, integrated clasp with safety chain, 2.0cts overall approx., 16.8gms Provenance: private ...

DIAMOND SOLITAIRE RING, THE OLD EUROPEAN CUT DIAMOND OF 4.0 CARATS SET IN PLATINUM. APPROX COLOUR M, APPROX CLARITY VS. WITH ANCHORCERT CERTIFICAT...

Channel set diamond bangle mounted in 18ct gold. Signed Tiffany & Co. Total diamond weight approximately 0.80cts G/H VS. 16 grams.

1920s diamond cluster cocktail ring, the large oval plaque with pavé set old cut diamonds with pierced gallery on plain shank, estimated total dia...

An 18ct white gold emerald and diamond, three stone ring, the emerald cut central stone of approximately 6.4 by 5.6mm, with diamonds of approximat...

Antique diamond cluster ring with a flower head cluster of nine old cut diamonds in silver collet setting with pierced gold gallery and scroll sho...

18CT GOLD SOLITAIRE DIAMOND RING , the single claw set round brilliant stone measuring 2.2cts approx., ring size O, 4.3gms, in modern ring box...

WHITE METAL SAPPHIRE & DIAMOND CLUSTER RING , the three vertical sapphires complimented by six old cut diamonds, ring size L 1/2, 3.1gms, in moder...

Andrew Grima, a 1960s 18ct gold diamond brooch, designed as a stylised bird nest, with brilliant-cut diamond highlights, signed Grima, estimated t...

An old brilliant cut solitaire diamond and platinum ring, the diamond of very slightly uneven form, 8.6 by 9.2mm, depth appears quite shallow, pos...

An 18ct gold, diamond and platinum ring, the five graduated brilliant cut diamonds in staggered square setting, on a the yellow gold shank, size L...

A tanzanite and diamond ring, the rectangular cushion cut stone claw set within a single band of diamonds, 18ct gold shank, size N, 5.28g gross

A diamond and platinum full eternity ring, the 15 round brilliant cut stones pave set, 1.5ct approximate carat weight, 4.7g gross

Four row diamond eternity ring mounted in platinum. Signed Tiffany 950. Total diamond weight approximately 1.5cts GVS. Box and Outer Box. 6 grams ...

A fine chain necklace with diamond pendant signed Tiffany & Co. on 18ct yellow gold. Combined approximate total weight 1.7g With matching 18ct gol...

A pair of Art Deco18ct white gold and diamond drop earrings, each of the primary diamonds measuring approximately 1.1cts, above four smaller old c...

An 18ct gold, emerald and diamond ring, central cushion cut stone

An 18ct gold ring set with flush fit cut square sapphire, flanked by rose cut diamond chips, size K, approx. 4.4g.

CARTIER (HENRI PICQ): RUBY AND DIAMOND SURETE PIN, 1910s gold and platinum mounts designed as two square finials each set with four circular-cu...

A Kunzite and diamond brilliant pendant set in 18ct white gold by Forum Design, the large oval cut stone of approximately 16 by 12mm, surrounded b...

A 19th century Aesthetic movement moonstone and old cut diamond brooch in the form of a violet or viola, set with two moonstones and seven old cut...

A gold and diamond gypsy ring, the four diamonds in starburst settings, indistinctly marked to the back of the shank but testing as at least 18ct,...

A 9ct gold emerald and diamond seven stone ring, set with four emeralds and three diamonds, size L, 2.3g.

A SELECTION OF LOOSE MAINLY FACETED AND CABOCHON GEMSTONES, to include diamonds, ruby, sapphire, opals, pearls, topaz, quartz, garnet, amber, tige...

1970s diamond single stone ring with a round brilliant cut diamond estimated to weigh approximately 1.06cts in rub over setting with stylised shou...

Blue zircon and diamond ring with a round mixed cut blue zircon measuring approximately 8.9mm surrounded by a border of fourteen single cut diamon...

Emerald and diamond bracelet with a line of twelve oval mixed cut emeralds, each flanked by two brilliant cut diamonds in white gold setting, esti...