We found 46735 price guide item(s) matching your search

An Edwardian emerald and diamond cluster ring, the cabochon emerald millegrain-set within a surround of old cushion-shaped diamonds in platinum, size N 1/2, case

A sapphire and diamond ring, of cluster design, claw-set with an oval sapphire weighing approximately 3.00 carats, to a border set with brilliant-cut diamonds, mounted in platinum, size O

A sapphire and diamond cluster ring, the cushion-shaped sapphire weighing 4.27cts, claw-set within a surround of old cushion-shaped diamonds in platinum and gold, size N 1/2 Accompanied by GPL report number 20168 dated 2nd July 2021 stating that sapphire weighs 4.27cts, origin: Sri Lanka, no indications of heating

An Art Deco emerald and diamond cluster ring, the emerald-cut emerald millegrain-set within octagonal surround set with diamonds in platinum and white gold, size N 1/2

A diamond solitaire ring, claw-set with a brilliant-cut diamond weighing 2.60 carats, to a platinum mount set with single-cut diamonds, size O

An Art Deco emerald and diamond ring, the oval emerald within millegrain-set diamond surround quartered with emeralds in platinum, size M 1/2

An Edwardian diamond ring, early 20th century, set with a line of circular-cut diamonds in millegrain bordered collet settings, within an oval openwork plaque pavé-set with cushion-shaped and rose-cut diamonds, mounted in gold and platinum, size R1/2, inscribed 585, unidentified maker's mark, one rose-cut diamond deficient

A sapphire and diamond ring, of cluster design, collet-set with an oval sapphire weighing approximately 5.00 carats, within a rectangular border of tapered baguette and carré-cut diamonds, mounted in platinum, size J1/2, case

A sapphire and diamond ring, the step-cut sapphire flanked with baguette-shaped diamonds in platinum, size L 1/2 Accompanied by GCS report number 5783-1141 dated 27th January 2023 stating that sapphire is natural, origin: Sri Lanka, no indications of heating

An Art Deco diamond cluster ring, set with a cushion-shaped diamond within a border of French-cut sapphires and trifurcated shoulders in platinum, size J Accompanied by WGI report stating that the diamond weighs approximately 2.00cts, J, I1

A diamond solitaire ring, the round brilliant-cut diamond weighing 2.19cts, claw-set in platinum, size J 1/2 Accompanied by GIA report number 2215483343 dated February 23rd 2021 stating that the round brilliant-cut diamond weighs 2.19cts, with K colour SI1 clarity, Faint fluoresence

A ruby single stone ring, claw-set with a cabochon ruby weighing approximately 5.80 carats, mounted in gold collet and tapered platinum shank, size H Accompanied with Gemmological report number 1109794 from AGL dated 29th September 2020 stating that the natural ruby is Burma with no indications of heating

An Art Deco diamond ring, the emerald-cut diamond weighing approximately 4.10cts in pierced diamond-set surround in platinum, approximately size L (misshapen shank)

An early 20th century jade and diamond ring, the oval jadeite cabochon within diamond-set border in platinum, size M Accompanied by report number 79235-60 from GCS dated 27th September 2019 stating that the jade is natural jadeite with no indications of impregnation

A diamond cluster ring, claw-set with a step-cut diamond weighing 3.01 carats, within a border of channel-set baguette and trapezoid diamonds, mounted in platinum, size L, British hallmarks, case stamped Longmire Accompanied by HRD report no. 11015910008, dated May 27th 2011 stating that the 3.01 carat diamond measuring 8.89 x 7.73 x 5.21mm is H colour, VS1 clarity, with slight fluorescence

A sapphire and diamond cluster ring, the cushion-shaped sapphire claw-set within a surround of 16 circular-cut diamonds in platinum, size N 1/2, case Accompanied by report number 5782-2207 from GCS dated 10th February 2023 stating that the sapphire weighs 8.27cts, is a natural sapphire, Burma, no indications of heating

A fine Art Deco emerald ring, circa 1920, claw-set with a large sugarloaf cabochon emerald, to a fine platinum mount with rose-cut diamond shoulders and a scrolled gallery, size M1/2Accompanied by GCS report no. 5783-72, stating that the emerald measuring approximately 15.5 x 15.4 x 10.5mm is of Colombian origin, with indications of moderate clarity enhancement.

A rare sapphire and diamond ring, millegrain-set with an elongated cushion-shaped sapphire weighing 5.94 carats, to a double border and shoulders set with circular-cut diamonds, mounted in platinum, size MAccompanied by SSEF report no. 125072, stating that the sapphire is of Kashmir origin, with no indications of heat treatment, dated 6th October 2022

Cartier, an Art Deco ruby and diamond ring, C1935, the emerald-cut ruby measuring 13.04 x 8.10 x 3.95mm which calculates to approximately 4.10cts, within geometric shoulders set with two elongated baguette-shaped diamonds and a further baguette-shaped diamond, the gallery pave-set with circular diamonds in platinum, signed Cartier London, size N, green Cartier leather case Accompanied by report number 22766 from GPL dated 12th February 2023 stating that the natural ruby is Burma, no evidence of heat treatment observed

A platinum hallmarked diamond five stone ring, channel set brilliant cut stones to a plain shank, weight 5.5g, ring size M.

A platinum diamond solitaire ring, old cut claw set stone, weight approximately 0.65ct, to knife edged shoulders, weight 3.1g, ring size R 1/2, with a platinum wedding ring, weight 5g. (2)

A platinum Art Deco ring set with a central round brilliant cut diamond, approx. 0.68 carats, approx. colour H-I and VS2-SI1 clarity with a baguette cut diamond set to each side, approx. total weight 0.20 carats, 3.9gm, size Q to Q 1/2

An 18ct white gold & platinum Art Deco ring set with a central round cut sapphire, approx. 0.76 carats, with small round cut diamonds set to each side, approx. total weight 0.07 carats, 2.2gm.

A platinum half eternity style ring set with alternating princess cut & baguette cut diamonds, total weight approx. 0.50 carats (stones measured within the restrictions of their settings), 4.63gm, size J 1/2 to K.

A platinum solitaire ring set with a round brilliant cut diamond, 0.50 carats, approx. colour I-J and SI1-2 clarity, 4.03gm, size J 1/2 to K.

An antique 18ct yellow gold & platinum rectangular shaped cluster ring set with a central rectangular cut pinkish red stone (possibly Rubellite (Tourmaline)?), approx. 1.43 carats, surrounded by round brilliant cut diamonds, total diamond weight approx. 0.80 carats, 4.8gm, size N, (please note all stones measured within the restrictions of their settings).

An antique platinum five stone ring set with five old cut diamonds, total diamond weight approx. 1.36 carats, 3.00gm, size Q.

An impressive platinum ring set with a central 7.99 carat cushion cut natural Sri Lankan sapphire, measuring 11.26 x 9.02 x 7.10mm, set with three tapered baguette cut diamonds to each side, total diamond weight approx. 0.65 carats (measured within the restrictions of the settings), 6.80gm, size P 1/2, (please note this ring is not hallmarked or tested by us but there is a small indistinct mark on the outside of the shank), comes with a Sapphire Report from The Gem & Pearl Laboratory dated 11 January 2013, number 07024, result natural sapphire with no evidence of heat treatment observed.

Three 18ct yellow gold rings to include an 18ct gold Art Deco circular style ring set small diamonds, 1.7gm, size K 1/2, an 18ct yellow gold 'gypsy' style ring set three small diamonds, 3.5gm, size O 1/2 and an 18ct yellow gold & platinum three stone diamond ring, 2.7gm, size P, (3).

Three 18ct yellow gold rings to include an 18ct yellow gold & platinum single stone ring, 2.8gm, size M 1/2, an 18ct five stone diamond ring (one diamond missing), 3.2gm, size N 1/2 and an 18ct yellow gold narrow band style ring set diamonds, 1.6gm, size P, (3).

An 18ct yellow gold & platinum flower design ring set with old round cut diamonds, total diamond weight approx. 1.38 carats, 4.5gm, size N 1/2.

Two rings to include an Art Deco style 18ct yellow gold & platinum ring set with small round cut diamonds, 1.83gm, size L and an 18ct yellow gold & platinum crossover style ring set with small round cut diamonds, 3.00gm, size P, (2).

A platinum five stone ring set with approx. 0.50 carats of round brilliant cut diamonds, 3.78gm, size L, 3.79gm and a platinum wedding band, 3.39gm, size K 1/2, (2).

Platinum Claw and Pave Set 3 Stone Diamond Ring, Trilogy Design. Marked 950. Top Graded Diamonds. The Centre Round Brilliant Cut Diamonds Is of Top Colour D, SI2 Clarity, Excellent Cut, Polish, Symmetry, Nil Florescence. CIA Certificate, No 3305599819. The Two Round Brilliant Cut Diamonds ( 2 ) Diamond Colour F - G, VS Clarity, Diamond Weight 0.39 pts. Round Brilliant Cut Diamonds ( 12 ) to Shoulders, F-G Colour, Diamond Weight 0.34 pts, SI Clarity. Ring Size L. Weight of Ring 5 grams. CIA - Report Certificate to be Given to Buyer. Hallmarked at the Assay Office, Edinburgh. Blair and Sheridan Valuation for Insurance for the Sum of £4095.00 pounds. Dated 15.6.19.

Platinum Superb Quality Seven Stone Diamond Set Ring, marked 950 platinum to interior of shank. The Princess cut diamonds of excellent colour and clarity. Diamond weight 1.00 cts. Ring size M. Weight 5.1 grams. Shank and setting excellent condition.

TIFFANY: CULTURED PEARL AND DIAMOND RING, 2015The 11.6mm cultured pearl within a brilliant-cut diamond surround, between similarly-cut diamond shoulders, mounted in platinum, Signed Tiffany & Co., London hallmark, ring size approx. H½ (sizing beads), maker's caseFor further information on this lot please visit Bonhams.com

AQUAMARINE AND DIAMOND RING, 2000The step-cut aquamarine between baguette-cut diamonds, mounted in platinum, diamonds approx. 0.55ct total, aquamarine approx. 4.45ct total, London hallmark, ring size approx. I½For further information on this lot please visit Bonhams.com

DIAMOND THREE-STONE RING, 1982Set with three old brilliant-cut diamonds, mounted in platinum, diamonds approx. 0.95ct total, London hallmark, ring size approx. H½For further information on this lot please visit Bonhams.com

DIAMOND SINGLE-STONE RINGThe step-cut diamond, weighing 2.17 carats, between bifurcated shoulders, mounted in platinum, maker's mark H&J, London hallmark, ring size approx. L½ Footnotes:Accompanied by a report from Gemmological Certification Services stating that the diamond is H colour, SI2 clarity. Report number 81301-25, dated 6th April 2021.For further information on this lot please visit Bonhams.com

DIAMOND CLUSTER RINGThe cushion-shaped diamond, weighing 2.95 carats, within a brilliant-cut diamond surround, between similarly-set shoulders, mounted in platinum, brilliant-cut diamonds approx. 0.90ct total, partial UK hallmark, European convention mark, ring size approx. MFor further information on this lot please visit Bonhams.com

A gold, platinum and diamond three stone ring, mounted with circular cut diamonds, detailed '18ct Plat', weight 1.8g, ring size approx O1/2.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A platinum and diamond ring in a geometric design, mounted with three rows of circular cut diamonds between diamond set stepped shoulders, indistinct mark, weight 4.8g, total diamond weight 0.80-0.90ct, ring size approx L1/2, with a case.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A platinum, aquamarine and diamond ring, collet set with the cut cornered rectangular step cut aquamarine between diamond set split foliate shoulders, detailed 'Plat', weight 4.3g, ring size approx K.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A gold and diamond five stone ring in a boat shaped setting, detailed '18ct', weight 2.5g, ring size approx L, and a gold, platinum and diamond five stone ring, detailed '18ct Plat', weight 2.6g, ring size approx I1/2.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A platinum and diamond ring, claw set with the principal circular cut diamond between baguette cut diamond single stone shoulders, detailed 'Plat', weight 2.9g, principal diamond weight approx 1.00-1.10ct, ring size approx P.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A platinum, peridot and diamond three stone ring, collet set with the oval cut peridot between two circular cut diamonds, detailed 'Plat', weight 3.4g, ring size approx N1/2.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A gold, platinum, diamond and sapphire octagonal cluster ring, detailed '18ct Plat', weight 4.4g, ring size approx L.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A platinum, pink sapphire and diamond oval cluster ring, collet set with the oval cut pink sapphire within a surround of circular cut diamonds, detailed 'Plat', weight 3.4g, ring size approx M1/2.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A platinum, emerald and diamond octagonal cluster ring, collet set with the oval cut emerald within a surround of circular cut diamonds, detailed 'Plat', weight 4.5g, ring size approx N.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A gold wedding ring, indistinct mark, weight 3g, ring size approx Q, and a platinum wedding ring, detailed 'Platinum', weight 2.4g, ring size approx N1/2.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A platinum, sapphire and diamond ring, claw set with the oval cut sapphire between two circular cut diamonds, detailed 'Platinum', weight 2.9g, ring size approx L.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A platinum, sapphire and diamond ring, mounted with three oval cut sapphires alternating with two pairs of cushion cut diamonds, weight 5.1g, ring size approx P, with a case.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A gold, platinum and diamond three stone crossover ring, mounted with circular cut diamonds, detailed '18ct & Plat', weight 3.1g, ring size approx L1/2.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A gold and platinum, sapphire and diamond nine stone cluster ring, collet set with a cushion cut sapphire within a surround of cushion cut diamonds, detailed '18ct Plat', weight 2.3g, ring size approx M.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

A gold and platinum ring, mounted with two diamonds, detailed '18ct Plat', weight 1.9g, ring size approx L1/2 (three further gems lacking), and a gold and colourless gem set part ring mount, unmarked, weight 1.3g.Buyer’s Premium 29.4% (including VAT @ 20%) of the hammer price. Lots purchased online via the-saleroom.com will attract an additional premium of 6% (including VAT @ 20%) of the hammer price.

AN ANTIQUE SAPPHIRE AND DIAMOND TIARA RING in 18ct yellow gold and platinum, set with a cushion cut sapphire and two old cut diamonds, the band set with further old cut diamonds, stamped PLAT 18CT, size N / 6.75, 3.5g. 

A GREEN TOURMALINE AND DIAMOND RING in platinum, set with an octagonal step cut green tourmaline of 3.52 carats in a border of round brilliant cut diamonds, further round brilliant cut diamonds accenting the shoulders, inscribed 3.52 .45, full British hallmarks, size M / 6.25, 7.0g. 

A YELLOW AND WHITE DIAMOND RING in platinum, set with a round brilliant cut yellow diamond of 1.14, the stepped shoulders set with single cut diamonds, French assay marks, size K1/2 / 5.5, 4.2g. 

AN ART DECO DIAMOND RING in platinum, set with an old European cut diamond of approximately 1.64 carats accented by old cut diamonds, stamped PLATINUM, size L1/2 / 6, 6.3g. 

AN EMERALD AND DIAMOND CLUSTER RING in platinum, set with an oval cut emerald of 0.85 carats in a cluster of round brilliant cut diamonds, inscribed 0.85 0.58, full British hallmarks, size L1/2 / 6, 6.2g.