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

An Edwardian colour-change sapphire and diamond cluster ring, the cushion-shaped sapphire weighs approximately 6.00cts, set within a surround of graduated old circular-cut diamonds, with pierced and carved scroll decoration to the gallery in platinum, size K 1/2 Accompanied by report number 18209 dated 20 December 2019 from The Gem & Pearl Lab London stating that the cushion-shaped sapphire measures 13.50 x 10.80 x 4.10mm and is a natural colour change sapphire, exhibiting purple-ish blue colour in daylight and purple in incandescent light, with no indications of heat treatment. Origin: Sri Lanka (Ceylon)

A diamond cluster ring, set with graduated old circular-cut diamonds in platinum and gold, size M

An emerald and diamond cluster ring, the emerald-cut emerald is set within pierced graduated surround of old circular-cut diamonds in platinum and 18ct gold, maker's mark to inside shank, Birmingham hallmarks, size N ½

Three ring mounts, including a cluster setting with an oval surround of old circular-cut diamonds in silver on gold, the centre cut-down collet for a cushion-shaped stone, collet dimensions approximately 7.6 x 6.5mm, ring size N 1/2. A cluster ring mount with geometric surround set with calibre-cut emeralds, with old circular-cut diamonds to the shoulders in platinum, the centre collet for a hexagonal-shaped stone, collet dimensions approximately 7.3mm (facet to facet) or 8.1mm (corner to corner), ring size M, together with a crossover ring mount, with two four-claw settings for round stones on textured yellow gold band, size I

An Art Deco tourmaline and diamond cluster ring, the Asscher-cut tourmaline is set within a surround of single-cut diamonds on bifurcated diamond-set shoulders in platinum, size N, case

A natural pearl and diamond ring, set with a pinkish-grey natural pearl with old circular-cut diamonds to the shoulders in platinum, size I Accompanied by report number 80272-07 dated 13 August 2020 from GCS stating that the half-drilled pinkish-grey pearl weighs 4.54cts and is natural saltwater with no indications of treatment. Comment: the pearl presents a small metal insert inside the drilling hole.

A sapphire and diamond three stone ring, the oval-shaped sapphire is flanked with demi-lune shaped diamonds in a pierced foliate engraved platinum shank, size L

An emerald and diamond cluster ring, the emerald-cut emerald is set within a surround of round brilliant-cut diamonds in platinum and gold, size P, case

A demantoid garnet and diamond cluster ring, the circular-cut garnet set within a surround of old circular-cut diamonds in platinum on gold, size O

An 18 carat and platinum set ladies flower head ring with central sapphire (approx 0.1 carat) within eight small diamonds (each approx 0.02 carat), flanked by diamond chip set shoulders, each set with three stones, size L/M, overall weight 2.5 g

An early 19th century 18ct gold graduated 5-stone diamond crossover ring, platinum-top settings, setting height 7.8mm, size P, 2.8gVery good original condition, all stones present, settings very lightly abraded, marks clear, stamped 18ct and Plat

An Art Deco diamond cluster panel ring, circa 1920, geometric quatrefoil form set with old-cut diamonds in unmarked platinum settings, total diamond content approx 4ct, principle diamond approx 1ct calculated from dimensions: diameter - 6.32mm, depth - 3.96mm, clarity approx VS1/VS2, setting height 18.3mm, size L/M, 6.8gExcellent overall condition, all stones present, 5 main diamonds are all very bright white and fiery, surrounding diamonds have a couple of small surface chips only visible through a loupe and otherwise very clean with a slight hint of yellow, settings abraded all over through general use with a couple of very well concealed join marks on back of shank, unmarked but test as platinum

A 3ct emerald-cut solitaire diamond ring, set in a plain 4-claw platinum setting, clarity approx VS1/VS2, colour approx I/J, diamond weight calculated from measurements: length - 9.88mm, width - 7.45mm, depth - 4.60mm, size M, 6.1g Excellent overall condition, diamond is very bright and lively with a slight yellow draw table-up, girdle has a few chips and nicks which are only visible through a loupe, facet faces are clean and facet edges are sharp with no obvious internal inclusions under magnification, settings lightly abraded with one short edge of underbridge having been replaced, hallmarks clear, stamped 950

A rectangular emerald and diamond cluster ring, central large emerald step-cut emerald approx 3.88ct, surrounded by round brilliant-cut diamonds with diamond set triple-prong openwork shoulders with baguette-cut diamond terminals, in platinum settings, emerald dimensions: length - 11.74mm, width - 8.48mm, depth - 5.56mm, setting height 15.2mm, size L, 10.8g. Prov: ex Sotheby's Jewels Sale, 18th March 2010, Lot 123 Excellent overall condition, all stones present, central stone has a light green colour saturation with two phase tubular inclusions visible throughout under loupe along with feathers, facet faces generally clean, facet edges very slightly rubbed, diamonds all bright white and fiery and are generally very clean, settings lightly abraded all over and are heavy gauge with two added securing notches on inside of shank, marks clear, stamped PT950

A 5.37ct solitaire diamond ring, the round brilliant-cut stone in plain 4-claw platinum setting, colour approx F/G, clarity approx SI1/SI2, stone measures approx: diameter - 11.35mm, depth - 6.55mm, size O, 4.8g. Prov: ex Lawrences Silver, Jewellery and Objects of Vertu Sale, 5th July 1990, Lot 278. Insurance value - £30,000 Excellent overall condition, diamond is bright white and fiery with clean facet faces and sharp facet edges, there are a couple of black mineral inclusions under the table along with a small feather bearding around the girdle, girdle is bruted, settings are abraded all over through general use and slightly worn on back of shank, marks are rubbed, stamped platinum

An 18ct gold amethyst and diamond dress ring, with platinum-top settings, amethyst length 14mm, size U, 4.7gGood overall condition, all stones present with no obvious damage, settings lightly abraded and slightly worn, marks clear, stamped 18ct

A ladies platinum set crossover diamond ring, each stone approx 0.25 carat, size N, 2.9 g overall

An Elsa Peretti Tiffany & Co 'Diamonds by the Yard' bracelet, the platinum bracelet set with five brilliant cut diamonds, with bolt ring clasp, end links stamped 'Tiffany & Co PT 950' and 'Peretti', 19cm long, weight approx 1.9gCondition report: general wear but no significant visible damage, refer to images

A Colombian emerald ring, rectangular emerald-cut emerald weighing approx 2.42ct bezel-set in heavy unmarked platinum settings, with The Gem & Pearl Laboratory Emerald Report no. 19244, stating that the emerald is of Colombian origin with evidence of negligible clarity enhancement, emerald dimensions: length - ~9mm, width - 7.7mm, depth - 5.2mm, size M, 16g. Prov: Bonhams Fine Jewellery Sale, 1 April 2004, Lot 108 Good overall overall condition, emerald has a good deep vivid green colour saturation and only has a couple of tiny surface abrasions, general internal inclusions and a couple of small surface reaching fractures, settings are lightly abraded all over and unmarked but test as platinum

An early 20th century platinum 2-stone CZ crossover ring, stone measurement: diameter - 7.6mm, depth - 4.8mm, size O, 5.4gVery good overall condition, stones are clean with slightly rounded facet edges, settings lightly abraded, marks clear, stamped plat

A diamond single stone ring in platinum claw mount. Approx. 2.7 grams. Est. £250 - £300.

An attractive Victorian five stone half hoop ring set in platinum. Approx. 2.8 grams. Est. £250 - £350.

A good diamond single stone twist ring in 18 carat gold and platinum. Approx. 2.2 grams. Est. £100 - £150.

A good emerald and diamond Art Deco style cluster ring in platinum. Approx. 2.2 grams. Est. £1000 - £1500.

A good diamond single stone ring in platinum and gold setting. Approx. 2.8 grams. Est. £350 - £400.

A PLATINUM EMERALD CUT DIAMOND SOLITAIRE RING 0.43 CARAT CLARITY: VS1 COLOUR: K SIZE: O

A platinum solitaire diamond ring, approx. diamond weight 1carat, approx. total weight 3gms

An 18ct gold and platinum ring set five small diamonds, approx. total weight 3gms

An 18ct gold and platinum ruby and diamond set cluster ring

An 18ct gold and platinum ring set central ¾carat diamond flanked by two ¼carat diamonds, approx. total weight 3.5gms

An emerald and diamond daisy style ring, the centre with oval cut emerald, surrounded by old cut diamonds, in floral cluster, with outer row of emeralds, the diamonds totalling approx 0.95cts, the emeralds 1.45cts overall, with three tiny diamond set shoulders, and scroll cast sides, white metal unmarked, platinum, ring size M½, 5.6g all in.

A sapphire and diamond dress ring, with central diamond 4.4mm x 4.4mm x 2.2mm, by calibre cut sapphires, halo and diamonds and outer halo calibre cut sapphires, sapphires totalling 2.95cts overall, the diamonds 1ct overall, white metal, unmarked platinum, ring size N½, 7.2g all in.

A ruby and diamond target ring, set with central old cut diamond 4.2mm x 4.2mm x 3mm, approx 0.50cts, with halo of calibre cut rubies, and diamond set shoulders, white metal, unmarked, platinum, ring size N, 4.9g all in.

18ct gold and platinum diamond cluster ring. Ring size S. Approximate weight 3.3 grams.(B.P. 21% + VAT)

A platinum, diamond, and emerald ring set with a mixed oval-cut emerald of approximately 3.50 carats, flanked with two emerald-cut diamonds of approximately 0.40 carats combined, the shank stamped PLAT, size N 1/2, 7 grams.

A platinum and diamond ring set with a princess-cut diamond of approximately 0.33 carats, the shoulders inset with small round-cut diamonds, size J 1/2, 3.5 grams.

A platinum and diamond Art Deco style ring, the rectangular mount inset with baguette-cut diamonds of approximately 1.20 carats combined, size O, 4.3 grams.

An unusual early to mid 20th century platinum wedding band, of octagonal design with engraved decoration, size V 1/2, together with a white metal ring with Greek key design, marked 750 to shank, size N, two white metal rings (unmarked, likely silver), three pairs of white metal drop earrings, a pair of white metal stud earrings, and a white metal bracelet. (qty)Condition report: Platinum ring, 3.8 grams; 18ct gold ring, 2.8 grams

A platinum, diamond, and aquamarine ring, bezel-set with a mixed rectangular-cut aqua of approximately 1.30 carats, flanked with six round brilliant-cut diamonds, size M 1/2, 4.1 grams.

A platinum, diamond, and aquamarine ring, set with a mixed cushion-cut aquamarine of approximately 2.50 carats, with stepped rectangular shoulders inset with small round-cut diamonds, size O, 4.3 grams.

An impressive diamond and platinum ring set with five graduated round brilliant-cut diamonds of approximately 2.40 carats combined, approximate colour / clarity J, Si1-2, the shank with indistinct marks (tests as platinum), size N, 5.5 grams.

A platinum, diamond, and yellow sapphire ring, set with a mixed rectangular-cut sapphire, within an octagonal border mount of round-cut diamonds, with two baguette-cut diamonds to shoulders, size O 1/2, 4 grams.Condition report: The sapphire is estimated to be approximately 0.50 carats and the total diamond carat weight is less than 0.25carats

Early 20th C solitaire ring, set with a transitional cut diamond, in a eight claw mount, estimated diamond weight 1.40 carats, mounted in platinum, ring size M Platinum gross weight 3.6 gramsEstimated clarity IEstimated colour I-Jdiamond is set securelyinclusions include central surface reaching stress fracture and dark crystal inclusions

Wedding band, in 22 ct , hallmarked Birmingham, ring size M 1/2, three stone illusion set diamond ring, stamped platinum and 18 ct, size F, garnet cluster ring, size M1/2 and rope twist ring, size E, both hallmarked for 9 ct yellow gold and a paste set eternity ring, stamped for 9 ct and silver, size P 22 ct gross weight 1.4 grams, band width 1.78mm18 ct gross weight 2.3 grams9 ct gross weight 2.0 gramsGross weight of 9 ct and silver paste set ring, 1.5 grams, all stones extremely worn

Mixed group of jewellery, including a floral engraved wedding band, 2.6mm, stamped platinum, ring size L, an enamel, pearl and diamond bar brooch, testing as 18 ct, a bird brooch, stamped 15 ct, signet ring, engraved with the initial 'P', ring size J, a bar brooch, shell cameo brooch, all mounted in 9 ct, and two other matching cameos, in base metal settings 9 ct gross weight 7.67 grams15 ct plat gross weight 3.59 gramsPlatinum gross weight 4.06 grams18 ct gross weight 4.26 gramsEnamel, pearl and diamond brooch, one pearl loosePlatinum band split in shank9 ct floral bar brooch is bentBoth cameos are missing pin fittings

Three rings, one old cut diamond ring, with diamond set shoulders, mounted in 18 ct and platinum, ring size N, another antique pearl and emerald ring, mount testing as 18 ct and a blue zircon ring, stamped 9 ct, size N 1/2 18 ct gross weight 4.4 grams9 ct weight 1.7 gramsAntique pearl and emerald ring is missing two pearls, two of the emeralds have chips and shank is split with a small section missingzircon ring top facets are rubbed

Early 20th C floral pearl and diamond panel ring, white pearl 4.8mm in diameter, leaves set with Swiss and rose cut diamonds, mount testing as platinum, ring size L 1/2 and a fan shaped bar brooch, set with pearls rose cut diamonds and demantoid garnets, mount stamped 15 ct, with pin and roll catch fitting, 5.2 x 1.5cm Ring gross weight 3 grams15 ct gross weight 4.1 gramsRing panel measuring 1.8 x 0.5cm , evidence of repair work to under gallery and shank is later edition with dark areas of solder

Early 20th C diamond full eternity ring, comprising of twenty-six old cut diamonds, estimated 0.03 carats each, total diamond weight estimated 0.78 carats, testing as platinum, ring size M 1/2 Gross weight 4.1 gramsEstimated diamond colour: H/IEstimated diamond clarity: VS/SIChip to one diamond on table facet Some diamonds sit prouder in the setting Fine scratches on both metal sides of the ring

Diamond set asymmetrical band, in 18 ct yellow gold, hallmarked London 1990, ring size O 1/2, with a antique sapphire and rose cut diamond ring marked for 18 ct and platinum, ring size M, a vintage opal doublet ring, size R and similar pair of opal triplet clip on earrings, and a wedding band, ring size P, all marked for 9 ct 18 ct gross weight 5.8 grams 9 ct gross weight 10.6 grams. Diamond and sapphire ring has been cut and is mis-shapen. Opal doublet in the ring has chip in top surface

Group of jewellery, including a diamond set ring shank stamped 18 ct and platinum, ring size H, fox pin brooch with fox testing as 18 ct and pin testing as 9 ct, one cufflink marked for 15 ct, two odd 9 ct yellow gold cufflinks and a thin wirework ring testing as 9 ct and a pair of gold plated oriental themed fan drop earrings Gross weight of ring marked 18 ct and platinum 1.6 grams. Shank mis-shapen. Was originally a three stone diamond ring, only one diamond remains, mount damaged and visible repair Gross weight of fox pin 2.2 gramsGross weight of 15 ct: 3.5 gramsGross weight of 9 ct 4.6 grams

1930's sapphire and diamond full eternity ring, set with twelve square cut sapphires and twelve round brilliant cut diamonds, estimated total diamond weight 0.48 carats, mounted in platinum, ring size M Gross weight 4.2 gramssapphires all have abraded facet junctions, three are chippedOne diamond has natural on table facet and one to side facetside engraving detail has worn

Three broken ring mounts, including a three stone old cut diamond ring, stamped platinum and 18 ct, ring size M, a 9 ct circular ring mount hallmarked Birmingham, ring size I, and another marked for 9 ct and silver, ring size N 1/2, all missing stones 18 ct gross weight 1.9 grams9 ct gross weight 4.0 gramsThree stone diamond ring is missing one diamond, remaining claws are worn, shank wornBoth 9 ct rings have missing stones, claws or setting worn, shanks worn

A TOPAZ AND DIAMOND CLUSTER RING The elongated oval-shaped topaz weighing approximately 8.50cts within an undulating surround of brilliant-cut diamonds with tapered baguette-cut diamonds, mounted in platinum, diamonds approximately 0.50ct total, ring size L

AN EARLY 20TH CENTURY SINGLE-STONE DIAMOND RING The old European-cut diamond at the centre weighing approximately 1.20ct accented with old single-cut diamonds, between tapering shoulders of similarly and rose-cut diamonds, engraving detail on gallery and hoop, mounted in platinum, ring size O

AN EMERALD AND DIAMOND BALLERINA PENDANT/COCKTAIL RING, CIRCA 1960 The rectangular-cut emerald weighing approximately 2.80cts within a double four-claw setting, framed by brilliant-cut diamonds, to a further undulating surround of tapered baguette-cut diamonds, diamonds approximately 3.00cts, with mechanism to convert into a ring and a pendant, ring band in platinum, pendant length 2cm, ring size M, chain length 41cm

A TOURMALINE AND DIAMOND CLUSTER RING, CIRCA 1955 The cushion-shaped green tourmaline weighing approximately 9.00cts within a surround of brilliant-cut diamonds to a wirework basket gallery, mounted in 18K gold and platinum, diamonds approximately 1.00ct total, French assay marks, ring size Q

A RETRO DIAMOND COCKTAIL RING, CIRCA 1955 Of swirl knifewire design centrally set with four graduated old brilliant-cut diamonds within a four-claw setting, mounted in 18K gold and platinum, French assay marks, maker's mark 'PA', ring size R

A DIAMOND ETERNITY RING Composed of a continuous row of brilliant-cut diamonds within claw-setting, mounted in platinum, diamonds approximately 1.30ct total, French assay mark, ring size P½

A FINE RUBY AND DIAMOND THREE-STONE RING The oval-shaped ruby, weighing approximately 2.20cts, between old European-cut diamond shoulders, within claw-setting throughout, mounted in platinum, diamonds approximately 2.60cts total, ring size L Accompanied by a report from GCS laboratory in London, stating that the ruby weighing approximately 2.20cts is of Burmese origin, with no indications of heat treatment. Report no. 5776-6349, dated July 19th 2016

A DIAMOND SINGLE-STONE RING The brilliant-cut diamond weighing 2.01cts within a four-claw setting and between pavé-set brilliant-cut diamond shoulders and hoop, mounted in platinum, ring size G½ Accompanied by a report from the GIA laboratory in America stating that the diamond weighing 2.01cts is E colour, VS2 clarity. Report number 6192746774 (laser inscribed), dated October 12th 2018