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Click here to subscribeA pink spinel and diamond ring, the cushion-shaped spinel weighs 11.24cts, set with a tapered baguette-shaped diamond to each shoulder in platinum, size N 1/2 Accompanied by report number 112607 dated 20 February 2020 from SSEF stating that the cushion-shaped spinel weighs 11.246cts and is a natural pink spinel, with no indications of treatment. Origin: Burma (Myanmar)
An octagonal-cut sapphire ring by Cartier, the sapphire weighs 9.50cts and set in platinum, signed Cartier and inventory number HL1770, London platinum marks for 1998, size K 1/2, case by Cartier Accompanied by report number 80240-72 dated 7 November 2019 from GCS stating that the octagonal-cut sapphire weighs 10.00cts approximately and is a natural sapphire with no indications of heat treatment. Origin: Sri Lanka (Ceylon)
A diamond solitaire ring, the round brilliant-cut diamond weighs 5.36cts and is claw set in platinum, London marks for 2011, size N Accompanied by report number 2193871806 dated 27 November 2018 from GIA stating that the round brilliant-cut diamond weighs 5.36cts and is a natural diamond with N colour and VS1 clarity. Fluorescence: nil
A ruby and diamond ring by Cartier, the oval-shaped ruby weighs 3.30cts, set with five circular-cut diamonds to each shoulder in platinum, signed Cartier and numbered 3574, size J Accompanied by report number 112584 dated 18 February 2020 from SSEF stating that the oval-shaped ruby weighs 3.308cts and is a natural ruby with no indications of heat treatment. Origin: Burma (Myanmar)
A diamond solitaire ring, the round brilliant-cut diamond weighs 12.51cts, claw set in platinum, size U Accompanied by report number 80262-51 dated 2 June 2020 from GCS stating that the round brilliant-cut diamond weighs 12.51cts and is a natural diamond with L colour and VS1 clarity. Fluorescence: faint.
A fancy vivid yellow and white diamond three-stone ring, the cushion-shaped diamond weighs 5.26cts, set with two fancy-shaped white shoulder diamonds in platinum and white gold, size L Accompanied by report number 1152531123 dated 6 February 2020 from GIA stating that the cushion brilliant-shaped diamond is a natural diamond with fancy vivid yellow colour and I1 clarity. Fluorescence: nil
A diamond solitaire ring, the Asscher-cut diamond weighs 0.57cts and is claw-set in platinum, London hallmarks for 2007, size J Accompanied by report number 15978388 dated 18 June 2007 from GIA stating that the square emerald-cut diamond weighs 0.57cts, has E colour, SI1 clarity and no fluorescence.
A sapphire and diamond suite of jewellery, including a sapphire and diamond cluster ring, the cushion-shaped sapphire weighs 3.42cts, set within a surround of round brilliant-cut diamonds, with further diamonds to the shoulders in platinum, size N; together with a diamond-set platinum half eternity ring, size N; and a pair of pear-shaped sapphire and diamond cluster earrings in white gold, post fittings, 1cm high
A platinum emerald and diamond dome ring. The ring set with a central emerald within a pierced dome setting having two bezel set diamonds to chevron decorated shoulders in an Art Deco style. To plain shank. Marked - markers mark and punch to inside of shank, plat E0.64 0.44. Weight 5.3g. Size N/ 6.5/ 54
An antique 18ct gold platinum and diamond solitaire ring. The ring set with a round brilliant cut diamond in a prong and bezel setting in a square raised mount. Marked - inscribed numbers to inner shank. Tests indicate 18ct gold and platinum. Estimated diamond weight 0.90ct. Weight 13.8g. Size P/7.5/56.
An 18ct rose gold, platinum, pearl and diamond cluster ring. The ring set with a central pearl - believed to be natural - framed by 10 old cut diamonds, framed by a border of rose cut diamonds to raised shoulders. Estimated total diamond weight 1ct. Head measures approx 14.6mm x 15.8mm. French assay marks owl mark and mascaron. Weight 6.6g. Size P.5 / 7.75/ 56.5.
A platinum emerald and diamond cocktail ring. The ring set with a central octagon cut emerald framed round brilliant cut diamonds to diamond set shoulders and reeded shank. Weight 4.3g. Marked - continental mark to inside of shoulder. Measures head - 11.7mm x 10.5mm. Emerald 7.2mm x 5mm x 3.8mm. Size N.5/ 7/ 54.5
A diamond and seed pearl-set yellow precious metal pendant locket of heart design, set with a circular mine-cut diamond approx. diamond weight 0.33ct, in a seed pearl-set surround, weight 4.7g gross; with a platinum trace-link necklace to a fancy barrel and togue clasp; and another silver trace-link necklace, with a bolt ring clasp (3).
THREE DIAMOND RINGS comprising: circular diamond in a claw setting between tapering shoulders; half eternity ring set with seven brilliant-cut diamonds, partial London hallmark for 1984; graduating five stone ring sizes: N 1/2, O and L respectively ++Stone measures 5.6mmx5.2mmx3.6mm approximately, gauges as 0.6 carats approximately, there is a small nick to girdle, I/J colour, VS1-2. Shank stamped pt for platinum, light wear to the inside of the shank at the back. Each diamond weighs approximately 0.1 carats approximately, total diamond weight 0.7 carats approximately. Bright stones I/J colour, VS clarity. Makers mark F&K, hallmark only London mark and date letter. Central stone, 0.2 carats approximately, PK clarity, I/J colour, other stones weigh 0.16 carats x 2 , 0.5 carats x2, total weight 0.6 carats approximately similar colours and clarities.
A diamond cluster ring, by GraffThe step-cut diamond, weighing 3.15 carats, within a pierced bombé mount of oval, marquise and brilliant-cut diamonds, on a pave-set diamond split shank and hoop, remaining diamonds 11.15 carats total, signed Graff, maker's mark GD, numbered GR25290, European convention marks for platinum, ring size MFootnotes:Accompanied by a GIA report stating that the diamond is J colour, IF clarity. Report number 2167923973, dated 25 February 2014. Accompanied by a certificate of quality from Graff.This lot is subject to the following lot symbols: ††VAT at the prevailing rate on Hammer Price and Buyer's Premium.For further information on this lot please visit Bonhams.com
A diamond solitaire ring, the brilliant cut stone illusion set in a yellow and white metal mount marked 18ct, Plat, approximate weight 2.2gms, ring size O, a diamond three stone ring, the three small eight cut stones illusion set in a yellow and white metal mount marked 9ct Platinum, 2.2gms, size N, a yellow and white metal full eternity ring set with blue and synthetic white spinel stones, 3.8gms, size K.
Star ruby, diamond, platinum ring Centering (1) oval star ruby, weighing *18.15 cts., accompanied by a GIA Gemological Ruby Report #1206874747, Dated: February 10, 2020, Stating: Natural Star Ruby, No Indications of Heating, surrounded by (12) baguette and (68) full-cut diamonds, weighing a total of approximately 0.79 ct., set in a platinum mounting (marked 118.15, D0/79, Pt 900), size 8.5, gross weight 16.8 grams
Diamond, ruby, platinum ring Centering (1) round brilliant-cut diamond, weighing approximately 1.39 cts., flanked by (2) full-cut diamonds, weighing a total of approximately 1.10 cts., surrounded by (41) calibre-cut rubies, weighing a total of approximately 0.25 ct., further enhanced by (41) full-cut diamonds, weighing a total of approximately 0.50 ct., set in a platinum mounting, size 7, gross weight 7.0 grams
Star sapphire, diamond, platinum ring Centering (1) round star sapphire cabochon, measuring approximately 11.0 mm, surrounded by (20) full-cut diamonds, weighing a total of approximately 0.85 ct., set in a platinum mounting, measuring approximately 16 mm tapering to 3.00 mm, size 6, gross weight 10.4 grams
Diamond, emerald, platinum ring Centering (1) round brilliant-cut diamond, weighing approximately 0.75 ct., enhanced by (40) full-cut diamonds, weighing a total of approximately 1.00 ct., accented by (12) calibre-cut emeralds, weighing a total of approximately 0.75 ct., enhanced by (40) full-cut diamonds, weighing a total of approximately 0.75 ct., set in a platinum mounting, size 6.75, gross weight 6.7 grams
Diamond, platinum ring Centering (1) round brilliant-cut diamond, weighing approximately 1.19 cts., accompanied by a Gemological Institute of America (GIA) Natural Diamond Dossier Report #55202539203, Dated February 25, 2020, Stating: The Girdle Is Laser Inscribed GIA 5202539203, G Color, SI2 Clarity, accented by (12) round-cut diamonds, weighing a total of approximately 0.25 ct., set in a platinum mounting, size 7, gross weight 4.3 grams
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