Sold2015An early 20th century diamond foliate brooch.An early 20th century diamond foliate brooch. Of circular outline, the openwork scrolling panel, set throughout with rose and old-cut diamonds. Estimated old-cut diamond total weight 0.20ct. DiameterSee Sold Price
Sold2017An early 20th century 15ct gold ruby and diamond barAn early 20th century 15ct gold ruby and diamond bar brooch. Of openwork design, the old-cut diamond and circular-shape ruby collet line, with shared halo surrounds and old-cut diamond collet accent tSee Sold Price
Sold2022AN EARLY 20TH CENTURY PEARL AND DIAMOND PENDANT / BROOCHAN EARLY 20TH CENTURY PEARL AND DIAMOND PENDANT / BROOCH a pearl within an openwork diamond and seed pearl-set clover leaf frame. Estimated total diamond weight 0.90ct, 3.2cm diameter, 8.8 grams OneSee Sold Price
Sold2022AN EARLY 20TH CENTURY OPAL AND DIAMOND BROOCH / PENDANTAN EARLY 20TH CENTURY OPAL AND DIAMOND BROOCH / PENDANT a cluster of heart-cut opals within an openwork frame of further opals and eight-cut diamonds. Estimated total diamond weight 0.40ct, 4cm by 2.5See Sold Price
Sold2016An early 20th century Egyptian Revival gold, diamondAn early 20th century Egyptian Revival gold, diamond and gem-set brooch. The carved moonstone scarab with ruby and rose-cut diamond surround, to the rose-cut diamond accent openwork wing sides. AustriSee 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
Sold2022COLLECTION OF ANTIQUE JEWELLERY, (5)COLLECTION OF ANTIQUE JEWELLERY, LATE 19TH CENTURY - EARLY 20TH CENTURY 1st: The crescent and star brooch set with pink paste and cushion-shaped diamonds, 2nd: The openwork foliate brooch set with pinSee Sold Price
Sold2015An early 20th century 9ct gold cameo brooch.An early 20th century 9ct gold cameo brooch. Designed as a diamond shape with openwork scrolls, the oval-shape cameo to the central panel, depicting a lady in profile. Mark indicating gold. Length 4.5See Sold Price
Sold2022MARCUS & CO: SAPPHIRE AND DIAMOND BROOCH/PENDANT, EARLY 20TH CENTURYMARCUS & CO: SAPPHIRE AND DIAMOND BROOCH/PENDANT, EARLY 20TH CENTURY The central oval-cut sapphire within an openwork quatrefoil border of floral and foliate motifs, millegrain-set throughout with oldSee Sold Price
Sold2021DIAMOND ART DECO BROOCHDIAMOND ART DECO BROOCHAmerican, early 20th century. Single melee round-cut diamond centered within openwork, layered white and yellow gold filigree design, marked 14k to verso. 1.25" lengthSee Sold Price
Sold2016An early 20th century diamond brooch. The old-cutAn early 20th century diamond brooch. The old-cut diamond, within a similarly-cut diamond ribbon surround, suspending an old-cut diamond two-stone drop. Estimated total diamond weight 0.75ct. Length 3See Sold Price
Sold2022An early 20th-century diamond bar broochAn early 20th-century diamond bar brooch millegrain-set with two round brilliant-cut diamonds, rose-cut diamond detail, unmarked(Length: 6.5cm)See Sold Price
Sold2017An early 20th century diamond bar brooch. The old-cutAn early 20th century diamond bar brooch. The old-cut diamond floral cluster, with knife-edge bar sides and similarly-cut diamond collet terminals. Estimated total diamond weight 0.70ct. Length 5cms.See Sold Price
Sold2018An early 20th century gold diamond brooch. Designed asAn early 20th century gold diamond brooch. Designed as an old-cut diamond cockerel, atop a bar. One diamond deficient. Estimated total diamond weight 0.15ct. Length 3.9cms. Weight 2.9gms.See Sold Price
Sold2017An early 20th century emerald and diamond brooch. TheAn early 20th century emerald and diamond brooch. The cylindrical emerald drop, with rose-cut diamond cap, suspended from a similarly-set floral cluster. Length 3.8cms. Weight 6.9gms.See Sold Price
Sold2022AN EARLY 20TH CENTURY DIAMOND SETTER DOG BROOCHAN EARLY 20TH CENTURY DIAMOND SETTER DOG BROOCH realistically modelled with textured fur, with a black enamel collar set with an old-cut diamond. Pin marked '18', 2.2cm by 4.8cm, 8.5 grams The broochSee Sold Price
Sold2022AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND BROOCHAN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND BROOCH an oval-cut sapphire spaced by old-cut diamonds and oval-cut sapphires milgrain-set within a pierced wing frame. Estimated total diamond weight 0.30ctSee Sold Price
Sold2019An early 20th century ruby and diamond brooch. LengthAn early 20th century ruby and diamond brooch. Length 4cms. Total weight 5.9gms.See Sold Price
Sold2022AN EARLY 20TH CENTURY GARNET BROOCH, of openwork design set with garnet cabochons within scrollingAN EARLY 20TH CENTURY GARNET BROOCH, of openwork design set with garnet cabochons within scrolling detailing, mounted in silver and gold, width 4.1cmSee Sold Price
Sold2016An early 20th century sapphire and diamond brooch. TheAn early 20th century sapphire and diamond brooch. The kite-shape sapphire, with single-cut diamond surround, similarly-cut diamond line sides and old-cut diamond terminals. Estimated total diamond weSee Sold Price
Sold2022AN EARLY 20TH CENTURY DIAMOND CLUSTER BAR BROOCHAN EARLY 20TH CENTURY DIAMOND CLUSTER BAR BROOCH, a milgrain cluster of round-cut diamonds, to a split bar. Estimated total diamond weight 0.50ct, indistinctly marked '15CT', 1cm by 5.7cm, 3.6 gramsSee Sold Price
Sold2016Two early 20th century diamond and gem-set brooches.Two early 20th century diamond and gem-set brooches. To include an alternating square-shape emerald and old-cut diamond line brooch, together with a Martin Mayer green paste circle brooch. One with maSee Sold Price
Sold2016Early 20th century silver diamond butterfly broochEarly 20th century silver butterfly brooch (2.75"x1.2"), center an European cut diamond, wt. approx. 0.40ct, accented by approx. 110 rose cut diamonds, tdw approx. 3.0ctSee Sold Price
Sold2020A late 19th / early 20th century diamond 'Halley'sA late 19th / early 20th century diamond 'Halley's Comet' brooch, the tapered mount set to one end with a cluster of three old-cut diamonds, and a row of seven graduated mixed rose-cut diamonds, set iSee Sold Price
May 14Adam's AuctioneersAN EARLY 20TH CENTURY DIAMOND BROOCH Of lozenge-shaped openwork design, centring a flower motif,€3,200
