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
Sold2023SIGNED TIFFANY & CO. ART DECO PLATINUM, DIAMOND AND SAPPHIRE LOW DOME RING, early 20th century.SIGNED TIFFANY & CO. ART DECO PLATINUM, DIAMOND AND SAPPHIRE LOW DOME RING, early 20th century. Old European cut round diamond weighing approx 1.00 ct. Centered by two lines of six calibré-cut sappSee Sold Price
Sold2016Art Deco Platinum Sapphire & Diamond RingArt Deco Sapphire & Diamond Ring in Platinum , Early 20th century, platinum, American. Art Deco ring set with .60cttw diamonds I-G color and SI2-SI1 clarity and .50 cttw blue sapphires. Hallmark: PlatSee Sold Price
Sold20220.9CT OLD MINE DIAMOND PLATINUM ENGAGEMENT RINGAn early 20th century European platinum engagement ring set with old mine brilliant cut diamonds with a 0.9ct center. Hallmarked and cast in 90% platinum. Fine Fashionable Natural Precious Stones JeweSee Sold Price
Sold2021Platinum Diamond Emerald Ring Band Size 4.75This is an antique platinum diamond and emerald ring band dating to the early 20th century. The diamonds are VS clarity and GH color. The ring is a size 4.75US and it weighs a total of 2.5g. The bandSee Sold Price
Sold2017Ladies Antique Platinum Diamond RingEarly 20th Century Antique Estate-style Three diamond ring set in platinum. Each diamond approximately .12 CT. size 5.5. some wear from normal use. overall good. total weight: 2.9 grams / 1.8 dwt. KeySee 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
Sold2015OEC DIAMOND YELLOW GOLD AND PLATINUM RINGCentral OEC diamond, .72 ct. by formula, framed by diamond halo in platinum head, surrounding diamonds, approx. .70 ct. TW, on yellow gold hoop. Early 20th c. Unmarked. At least 14k yg. Size 6. 2.0 dwSee Sold Price
Sold2016Diamond Ring in White Gold SettingEarly 20th century round European cut. Approximately 1.80ct. Set in a 14K White Gold Setting. 1.8 DWT. The ring measures: 7.65mm x 9.99mm and is approx a size 7 3/4.See 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
Sold2017Platinum Diamond Engagement RingA diamond engagement ring. Early 20th century. Set in platinum. Approx. 3/4 carat t.w.Size 6.5See Sold Price
Sold2015Antique platinum and diamond filigree ringAntique platinum and diamond filigree ring with approximately .42 tcw., size 5 1/2, stamped platinum, weighs 3.2 grams/2.0 dwt., early 20th CSee Sold Price
Sold2022Kinscherf Co. Platinum and Diamond Ring80% Platinum Art Nouveau style floral ring with one larger center diamond and ten surrounding diamonds. Produced by the William Kinscherf Company of New York City, ca. early - mid 20th century. AmericSee Sold Price
Sold2022NO RESERVE - AN ANTIQUE GARNET INTAGLIO AND DIAMOND SEAL / SIGNET RING, EARLY 20TH CENTURY inNO RESERVE - AN ANTIQUE GARNET INTAGLIO AND DIAMOND SEAL / SIGNET RING, EARLY 20TH CENTURY in platinum, set with a cushion cut garnet, the table reverse carved in detail to depict a coat of arms, acceSee Sold Price
Sold2022AN EARLY 20TH CENTURY DIAMOND ETERNITY RING, CIRCA 1920 The continuous row of old brilliant-cutAN EARLY 20TH CENTURY DIAMOND ETERNITY RING, CIRCA 1920 The continuous row of old brilliant-cut diamonds, the sides of the hoop engraved with scroll detailing, mounted in platinum, diamonds approximatSee Sold Price
Sold2021TIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGTIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGAmerican, late 20th- early 21st century. A platinum band channel set with alternating diamond and sapphire, size 6.25. Weighing 6 gramsSee Sold Price
Sold2020A SOLITAIRE DIAMOND DRESS RING, EARLY 20TH CENTURY inA SOLITAIRE DIAMOND DRESS RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an old cut diamond of 0.51 carats within a tapering band, stamped 18ct Plat, size K / 5.25, 2.4g.See Sold Price
Sold2021SOLITAIRE DIAMOND RING, EARLY 20TH CENTURY in 18ctSOLITAIRE DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an old cut diamond, between geometric shoulders, stamped 18ct Plat, size K / 5.25, 2.2g.See Sold Price
Sold2016Art Deco Diamond Filigree RingArt Deco Diamond Filigree Ring, Early 20th century, Art Deco ring in platinum over 18k set with .17cttw diamonds (approximately H color and SI1 clarity). Hallmarked with Austrian assay mark for 14k. WSee Sold Price
Sold2022A FINE ANTIQUE DIAMOND DRESS RING, EARLY 20TH CENTURY in yellow gold and platinum, the scrollingA FINE ANTIQUE DIAMOND DRESS RING, EARLY 20TH CENTURY in yellow gold and platinum, the scrolling face set with old cut diamonds accented by rose cut diamonds, no assay marks, size J / 4.5, 3.6g.See Sold Price
Sold2022A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, the stylised bandA DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, the stylised band terminated at either end with an old cut diamond, with further diamonds to the shoulders, no assay marSee Sold Price
Sold2021TIFFANY & CO. PLATINUM AND DIAMOND RINGTIFFANY & CO. PLATINUM AND DIAMOND RINGAmerican, late 20th- early 21st century, platinum. Twenty-two (22), approx. 2.87mm each and 1.76 total carat weight, channel set diamonds to band, marked to inteSee Sold Price
Sold2023AN ANTIQUE OPAL AND DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set withAN ANTIQUE OPAL AND DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with three cabochon opals, accented by round cut diamonds, stamped 18CT & PT, size L / 5.75, 2.7g.See Sold Price
Sold2022AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND RINGAN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND RING an oval-cut sapphire in a fancy claw setting, to diamond-set shoulders. French 18 carat gold assay mark, ring size J, 3.1 grams Two chips noted to theSee Sold Price
May 14Adam's AuctioneersAN EARLY 20TH CENTURY 'TOI ET MOI' DIAMOND DRESS RING Composed of two old-cut diamonds weighing res€0