Sold2020A mid 20th century platinum old-cut diamond brooch,A mid 20th century platinum old-cut diamond brooch, with baguette-cut diamond accents. Estimated total diamond weight 4cts.French re-strike marks. Length 3.2cms. 11.7gms.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
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
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
Sold2023A mid 20th century silver sapphire cabochon and old-cut diamond floral brooch.Sapphire calculatedA mid 20th century silver sapphire cabochon and old-cut diamond floral brooch.Sapphire calculated weight 12.42cts, based on estimated dimensions of 12.6 by 11 by 8.3mms.Estimated total diamond weightSee 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
Sold2015Spilla barrette in platino, primi del Novecentoincisa e sbalzata, con tre diamanti centrali taglio vecchio e diamanti taglio rosa, cts. 4.00 totali circa. Cm. 9. Gr. 8 An early 20th Century platinum brooch with old cut diamonds and rose cut diamonSee Sold Price
Sold2015A lady's mid 20th century platinum diamond manual windA lady's mid 20th century platinum diamond manual wind cocktail watch. The rectangular-shape cream dial, with black Arabic numerals, to the single-cut diamond surround and old-cut diamond geometric opSee Sold Price
Sold2016A mid 20th century 18ct gold and platinum sapphire andA mid 20th century sapphire and diamond cluster ring. The rectangular-shape sapphire, within an old-cut diamond surround, to the grooved shoulders and plain band. Estimated total diamond weight 0.35ctSee Sold Price
SoldDIAMOND DOUBLE-CLIP BROOCH,DIAMOND DOUBLE-CLIP BROOCH, MID 20TH CENTURY Old brilliant, brilliant, single and tapered-baguette-cut diamonds, approx. 2.50cts total Length 3.9cm Weight approx. 19.0g Footnotes: OVERALL CONDITION LiSee Sold Price
Sold2015A mid 20th century cultured pearl and diamond floralA mid 20th century cultured pearl and diamond floral spray brooch. The vari-cut diamond flowers, buds and leaves, gathered by an old-cut diamond ribbon, to the cultured pearl highlights. Two diamondsSee Sold Price
Sold2016A mid 20th century sapphire and diamond floral sprayA mid 20th century sapphire and diamond floral spray brooch. The circular-shape sapphire, old and rose-cut diamond flowers, with similarly-cut diamond leaves and stem. Estimated total old-cut diamondSee Sold Price
Sold2015A mid 20th century diamond and opal bar brooch.A mid 20th century diamond and opal bar brooch. The oval opal cabochon, with old-cut diamond sides, to the tapered bar. Estimated total diamond weight 0.20ct. Length 6.6cms. Weight 4.7gms.See Sold Price
Sold2022DIAMOND TRIPLE-CLIP BROOCH/NECKLACE, MID 20TH CENTURYDIAMOND TRIPLE-CLIP BROOCH/NECKLACE, MID 20TH CENTURY Of asymmetrical scroll design, pavé-set throughout with brilliant and old brilliant-cut diamonds, accented by baguette-cut diamonds, on a detSee 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
Sold2020Antique 14K Gold Diamond, Emerald BroochAn antique (ca early/mid 20th century) 14K yellow (rose-ish coloring) gold brooch, with pin back, featuring an oval emerald approx 7.5mm x 7mm, and with channel set and prong set old mine-cut diamondSee Sold Price
Sold2021Mid Century Platinum 18k Gold Diamond Brooch PinMid century platinum and 18k yellow gold brooch with rose cut and old mine cut diamonds. Center diamond approx. 0.21ct, surrounding diamonds approx. 1.60ctw. Brooch is 48mm x 38mm. Tested: Plat, 18k.See Sold Price
Sold2020VINTAGE DIAMOND HORSESHOE BROOCH.American, early-mid 20th century. Horseshoe shaped brooch, 16-18K (tested with x-ray metal tester), set with 35 graduated old European cut diamonds, approx. 2.50cts. total weight. Measures approx. 1.5See Sold Price
Sold2022A BELLE EPOQUE DIAMOND PENDANT / BROOCH, EARLY 20TH CENTURY in yellow gold and platinum, the foliateA BELLE EPOQUE DIAMOND PENDANT / BROOCH, EARLY 20TH CENTURY in yellow gold and platinum, the foliate body suspending swags, jewelled throughout with old European, single and rose cut diamonds, the diaSee 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
Sold2022EARLY 20TH CENTURY PLATINUM AND OLD MINE CUT DIAMOND ARROW PIN. - L: 3".EARLY 20TH CENTURY PLATINUM AND OLD MINE CUT DIAMOND ARROW PIN. Point and feather tail set with total of 28 old mine cut diamonds together weighing approximately 2.75 ct. - L: 3".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
Sold2015A mid 20th century diamond crossover ring.A mid 20th century diamond crossover ring. The old-cut diamond collet duo, to the similarly-cut diamond asymmetric shoulders and plain band. Principal diamond estimated total weight 0.75ct, J-K colourSee Sold Price
Sold2023An early 20th century 18ct gold old and rose-cut diamond crescent brooch.Estimated total diamondAn early 20th century 18ct gold old and rose-cut diamond crescent brooch.Estimated total diamond weight 0.65ct, G-H colour, VS-SI clarity.Diameter 2.5cms. 4.5gms.See Sold Price
3 days LeftKinghams AuctioneersA mid 20th century 18ct gold and platinum, diamond five-stone ring£400
May 14Adam's AuctioneersA LATE 19TH/ EARLY 20TH CENTURY EMERALD AND DIAMOND BROOCH Designed as a stylised flowerhead, centr€0
May 14Adam's AuctioneersAN EARLY 20TH CENTURY DIAMOND BROOCH Of lozenge-shaped openwork design, centring a flower motif, mi€0
