Sold2022E. 20TH C. PLATINUM EDWARDIAN DIAMOND RING1910-1915 Edwardian diamond and platinum ring, comprising 1.25 ctw old European and swiss cut diamonds (I-J color, Si1-Si2 clarity), Duchess style. Fineness marked, PLAT. Approx. US 4.5, total weightSee Sold Price
Sold2021EDWARDIAN PLATINUM AND DIAMOND RING Early 20th CenturyEDWARDIAN PLATINUM AND DIAMOND RINGEarly 20th CenturyFull-cut diamonds, approx. 5.0mm x 3.6mm and approx. 4.6mm x 3.0mm, flanked by four small diamonds. Maker’s mark “SRS”. Size 3See Sold Price
Sold2022Fine Antique Edwardian Platinum Diamond Pave Ladies RingCa. last quarter to first quarter 20thC. Excellent with forty-one fine clear diamonds and two small emeralds. Approx. weight 5.2 grams. Largest diamond approx 4mm diameter. Ring size 7.5, this antiqueSee Sold Price
Sold2022Edwardian Platinum 18K Rose Gold Diamond Pearl RingThis is a superbly crafted ladies ring dating to the Edwardian era of the early 20th century. Rendered in fine 18K rose gold, the ring features Old European cut diamonds set in platinum. Accented withSee Sold Price
Sold2023LADIES EDWARDIAN FILIGREE RING.American, early 20th century. Art Nouveau filigree platinum (tested) ring with .30 ct brilliant cut center diamond surrounded by smaller diamonds in flower motif. Size 5.See Sold Price
Sold2015Anello in platino, primi del Novecento, Inghilterracon zaffiro centrale taglio carrè e diamanti taglio vecchio, cts. 1.60 circa. Misura 17. Gr. 3.5 An english platinum ring, made in early 20th Century, with sapphire and old cut diamonds, cts. 1.60, SSee Sold Price
Sold2016A mid 20th century platinum diamond cluster ring. TheA mid 20th century platinum diamond cluster ring. The old-cut diamond cluster, with pierced gallery and plain band. Estimated total diamond weight 1ct, I-J colour, SI clarity. French assay marks. RingSee Sold Price
Sold2023Early 20th century platinum & gold diamond ringAn early 20th century platinum and gold, old and rose-cut diamond ring.Estimated total diamond weight 0.75ct. Ring size P. 5.3gms.See Sold Price
Sold2019A mid 20th century platinum diamond dress ring. TheA mid 20th century platinum diamond dress ring. The brilliant-cut diamond, with similarly-cut diamond tapered cylindrical sides. Estimated total diamond weight 1.50cts, principal diamond estimated I-JSee Sold Price
Sold2015A mid 20th century platinum diamond five-stone ring.A mid 20th century platinum diamond five-stone ring. The graduated old-cut diamond line, to the ridged shoulders and plain band. Estimated total diamond weight 0.65ct, I-J colour, SI1-P1 clarity. WeigSee Sold Price
Sold2016A mid 20th century platinum diamond three-stone ring.A mid 20th century platinum diamond three-stone ring. The graduated brilliant-cut diamond line, with single-cut diamond line sides, to the plain band. Estimated total diamond weight 0.55ct, I-J colourSee Sold Price
Sold2015A mid 20th century platinum, sapphire and diamondA mid 20th century platinum, sapphire and diamond cluster ring. The rectangular-shape sapphire, within a circular-cut diamond scalloped surround, to the openwork gallery. Estimated total diamond weighSee Sold Price
Sold2016A mid 20th century platinum diamond half-circleA mid 20th century platinum diamond half-circle eternity ring. Designed as a series of ten brilliant-cut diamonds, to the engraved half-band. Estimated total diamond weight 0.70ct. Ring size M1/2. WeiSee Sold Price
Sold2015A mid 20th century gold and platinum diamond floralA mid 20th century gold and platinum diamond cluster ring. The circular-cut diamonds, to the tapered band. Estimated total diamond weight 0.35ct. Weight 2.5gms.See Sold Price
Sold2016An early 20th century platinum and 18ct gold diamondAn early 20th century platinum and 18ct gold diamond dress ring. The three graduated circular-cut diamonds, within a single-cut diamond scalloped millegrain border. Estimated total diamond weight 0.20See Sold Price
Sold2016A mid 20th century platinum and 18ct gold diamondA mid 20th century platinum and 18ct gold diamond cluster ring. The single-cut diamond floral cluster, with single-cut diamond sides, to the plain band. Estimated total diamond weight 0.15ct. Weight 2See Sold Price
Sold2015A mid 20th century 18ct gold and platinum diamondA mid 20th century 18ct gold and platinum diamond single-stone ring. The brilliant-cut diamond collet, to the tapered shoulders and plain band. Estimated diamond weight 0.45ct, J-K colour, P1. WeightSee Sold Price
Sold2023An early 20th century platinum old-cut dAn early 20th century platinum old-cut diamond two-stone crossover ring, with asymmetric shoulders, estimated total diamond weight 0.55ct, H-J colour, SI2-P1 clarity, band stamped PLAT, ring size N, 2See Sold Price
Sold2016A mid 20th century 18ct gold and platinum diamondA mid 20th century 18ct gold and platinum diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, with tapered shoulders and single-cut diamond accents. Principal diamond estimatedSee Sold Price
Sold2016A mid 20th century platinum and 18ct gold diamondA mid 20th century platinum and 18ct gold diamond single-stone ring. The circular-cut diamond, with pave-set diamond line sides. Principal diamond estimated weight 0.30ct, I-J colour, P1 clarity. RingSee Sold Price
Sold2015A mid 20th century platinum and 18ct gold diamondA mid 20th century platinum and 18ct gold diamond three-stone ring. The graduated brilliant-cut diamond line, to the single-cut diamond asymmetric sides and plain band. Estimated total diamond weightSee Sold Price
Sold2015A mid 20th century 18ct gold and platinum diamondA mid 20th century 18ct gold and platinum diamond three-stone ring. The graduated brilliant-cut diamonds, each within an illusion setting, to the tapered shoulders and plain band. Estimated total diamSee Sold Price
Sold2016A mid 20th century platinum and 18ct gold diamondA mid 20th century platinum and 18ct gold diamond three-stone ring. The slightly graduated circular-cut diamonds, to the tapered band. Estimated total diamond weight 0.35ct, I-J colour, SI clarity. RiSee Sold Price
Sold2018A mid 20th century 18ct gold and platinum five stoneA mid 20th century 18ct gold and platinum five stone diamond ring size M.See Sold Price
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1 day LeftKinghams AuctioneersA mid 20th century 18ct gold and platinum diamond single-stone ring£80
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4 days LeftFederal Assets Auctioneers0.40 ctw SI1 CLARITY E COLOR CENTER Diamond Platinum Ring (0.66 ctw Diamonds)$1
May 10Jasper52Authentic! Van Cleef & Arpels Platinum 1.88ct VVS1 E Diamond Engagement Ring GIA$16,000