Sold2023An early 20th century platinum and gold, turquoise and old-cut diamond cluster brooch.TurquoiseAn early 20th century platinum and gold, turquoise and old-cut diamond cluster brooch.Turquoise estimated dimensions of 17.6 by 16 by 8.5mms.Estimated total diamond weight 3.90cts, G-I colour, SI1-P1See Sold Price
Sold2022A PAIR OF ANTIQUE DIAMOND DROP EARRINGS, EARLY 20TH CENTURY in yellow gold and platinum, each setA PAIR OF ANTIQUE DIAMOND DROP EARRINGS, EARLY 20TH CENTURY in yellow gold and platinum, each set with a row of three old cut diamonds suspending a cluster of old cut diamonds, stamped 18ct, 2.6cm, 4.See Sold Price
Sold2023ANTIQUE DIAMOND CLUSTER RING.American, early 20th century. Stamped 14K yellow gold by-pass style ring (newer shank), center round platinum plate set with twenty-two (22) mixed cut round diamonds (old mine cut, single cut, etc.).See Sold Price
Sold2023An early 20th century 18ct gold old-cutAn early 20th century 18ct gold old-cut diamond floral cluster ring, with tapered shoulders, estimated total diamond weight 0.40ct, I-K colour, VS2-SI clarity, band stamped 18ct, ring size T, 2gSee Sold Price
Sold2021An early 20th century gold, opal cabochon and old-cutAn early 20th century gold, opal cabochon and old-cut diamond cluster ring, estimated total diamond weight 0.80ct, I-J colour, SI clarity, opal measures approximately 13.5 by 11 by 3.9mm, ring size S,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
Sold2023An early to mid 20th century platinum and 18ct gold old-cut diamond floral dress ring.EstimatedAn early to mid 20th century platinum and 18ct gold old-cut diamond floral dress ring.Estimated total diamond weight 1.20cts, H-I colour, SI1-P1 clarity.Ring size O1/2. 3.3gms.See Sold Price
Sold2022An early 20th century platinum and 9ct gold blue zircon and single-cut diamond cluster ring.ZirconAn early 20th century platinum and 9ct gold blue zircon and single-cut diamond cluster ring.Zircon calculated weight 1.96cts, based on estimated dimensions of 6.85 by 4.5mms.Estimated total diamond weSee Sold Price
Sold2015An early 20th century gold cat's-eye chrysoberyl andAn early 20th century gold cat's-eye chrysoberyl and diamond cluster pendant. The oval cat's-eye chrysoberyl cabochon and old-cut diamond cluster, to the old-cut diamond surmount and belcher-link chaiSee Sold Price
Sold2016An early 20th century 18ct gold diamond floral clusterAn early 20th century 18ct gold diamond floral cluster ring. The old-cut diamond floral cluster, to the plain band. Estimated total diamond weight 0.45ct. Ring size I. Weight 2.4gms.See Sold Price
Sold2016Two early 20th century platinum and 18ct gold diamondTwo early 20th century platinum and 18ct gold diamond and gem-set rings. To include a diamond three-stone crossover ring, together with an alternating sapphire and old-cut diamond five-stone ring. EstSee Sold Price
Sold2021A DIAMOND AND ENAMEL BROOCH, EARLY 20TH CENTURY inA DIAMOND AND ENAMEL BROOCH, EARLY 20TH CENTURY in platinum and yellow gold, the oval body of openwork design, set with a central old cut diamond between panels of blue guilloche enamel, accented by fSee Sold Price
Sold2015An early 20th century 18ct gold diamond cluster ring.An early 20th century 18ct gold diamond cluster ring. The old-cut diamond collet, within a similarly-cut diamond and curved bar halo, to the old-cut diamond sides. Estimated total diamond weight 0.50cSee Sold Price
Sold2015A pair of early 20th century 18ct gold and platinumA pair of early 20th century 18ct gold and platinum lapis lazuli and diamond cufflinks. Each designed as two octagonal-shape lapis lazuli and rose-cut diamond cluster panels, to the connecting link. LSee Sold Price
Sold2017A set of early 20th century 18ct gold and platinumA set of early 20th century 18ct gold and platinum mother-of-pearl and diamond dress studs. Each designed as an old-cut diamond collet, within a mother-of-pearl surround with engraved border. EstimateSee 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
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
Sold2022NO RESERVE - A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, setNO RESERVE - A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with two old European cut diamonds, stamped 18ct Plat, size K / 5.25, 2.7g.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
Sold2017An early 20th century gold, opal and diamond clusterAn early 20th century gold, opal and diamond cluster ring. The heart-shape opal cabochon, with old-cut diamond surround. Estimated total diamond weight 0.45ct. Ring size N. Weight 3.6gms.See Sold Price
Sold2022NO RESERVE - A DIAMOND THREE STONE RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, setNO RESERVE - A DIAMOND THREE STONE RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with a trio of graduated old cut diamonds within a stylised band, stamped 18ct, size M / 6.25, 2.9g.See Sold Price
Sold2022NO RESERVE - A DIAMOND THREE STONE RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, setNO RESERVE - A DIAMOND THREE STONE RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with a trio of graduated old cut diamonds within a stylised band, stamped 18ct, size M / 6.25, 2.9g.See Sold Price
Sold2022NO RESERVE - A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, setNO RESERVE - A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with two old European brilliant cut diamonds, stamped 18ct Plat, size K / 5.25, 2.7g.See Sold Price
May 14Adam's AuctioneersAN EARLY 20TH CENTURY 'TOI ET MOI' DIAMOND DRESS RING Composed of two old-cut diamonds weighing res€0(1 bid)
May 14Adam's AuctioneersA LATE 19TH/ EARLY 20TH CENTURY EMERALD AND DIAMOND BROOCH Designed as a stylised flowerhead, centr€0
19 hrs LeftKinghams AuctioneersA pair of early 20th century platinum old-cut diamond drop earrings£1,200
19 hrs LeftKinghams AuctioneersAn early 20th century silver and gold, turquoise and diamond brooch£220
19 hrs LeftKinghams AuctioneersA mid 20th century 18ct gold and platinum, diamond five-stone ring£400
May 21Sworders Fine Art AuctioneersAn early 20th-century 18ct gold three stone diamond ring,£30(1 bid)
May 23Colasanti Casa D'AsteAntique 12kt white gold brooch with old cut diamonds and crowned roses€1,000
19 hrs LeftKinghams AuctioneersAn early 20th century platinum diamond portrait pendant, with chain£1,000
May 21Sworders Fine Art AuctioneersA Burmese sapphire and diamond brooch, early 20th century,£30(1 bid)
May 14Adam's AuctioneersA PAIR OF EARLY 20TH CENTURY DIAMOND PENDENT EARRINGS Each set with an old European-cut diamond, we€750(2 bids)
May 14Adam's AuctioneersAN EARLY 20TH CENTURY DIAMOND BROOCH Of lozenge-shaped openwork design, centring a flower motif, mi€0