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
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
Sold2018Victorian/Edwardian platinum and multicolor 14KVictorian/Edwardian platinum and multicolor 14K gold, diamond and cultured pearl brooch. Stamped, "B14K". 11.7 grams. 1.875"L, Circa - Late 19th - Early 20th C. PROVENANCE: James Robinson, New York. FSee 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
Sold2022A DIAMOND BROOCH, EARLY 20TH CENTURY in 14ct yellow gold and platinum, the scrolling body set with aA DIAMOND BROOCH, EARLY 20TH CENTURY in 14ct yellow gold and platinum, the scrolling body set with a fan of rose cut diamonds, accented by further rose cut diamonds and an articulated diamond drop, stSee Sold Price
Sold2021NO RESERVE - A PERIDOT AND DIAMOND BAR BROOCH, EARLYNO RESERVE - A PERIDOT AND DIAMOND BAR BROOCH, EARLY 20TH CENTURY, Made in 18 carat white gold and platinum, Octagonal step cut peridot, weighing approximately 3.71 carats, Single cut diamonds, StampeSee Sold Price
Sold2023Three broochesThree brooches 19th-early 20th centuryComprising two 19th Century brooches, one shell cameo and metal brooch, one garnet and gold dome brooches, and one platinum, diamond and synthetic sapphire bar pSee 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
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
Sold2018An early 20th century platinum and gold diamondAn early 20th century platinum and gold diamond pendant. Of circular outline, the pave-set diamond monogram reading the letters A and M, suspended from a loop surmount. Estimated total diamond weightSee Sold Price
Sold2017An early 20th century platinum and 9ct gold diamondAn early 20th century platinum and 9ct gold diamond cocktail watch. The silvered dial, with vari-cut diamond bezel and geometric lugs, to the later 9ct gold adjustable mesh strap. Estimated total diamSee Sold Price
Sold2020An early 20th century silver and gold, pearl andAn early 20th century silver and gold, pearl and diamond brooch. Estimated total diamond weight 0.85ct, H-J colour, SI1-P1 clarity. Length 3.7cms. 8.7gms. Pearls untested.See Sold Price
Sold2021Antique Yellow Gold Diamond & Opal Cameo BroochAntique Early 20th Century Yellow & White Gold, Diamond, & Opal Cameo Brooch. Circa 1900. A rare large hand carved opal cameo of Floral in a border of old mine cut diamonds. Approximately 1.65 carats.See Sold Price
Sold2015An early 20th century platinum and 18ct gold coral andAn early 20th century platinum and 18ct gold coral and diamond dress ring. The replacement oval-shape coral cabochon, within a rose-cut diamond openwork panel surround, to the similarly-set diamond shSee Sold Price
Sold2016An early 20th platinum and 18ct gold sapphire andAn early 20th platinum and 18ct gold sapphire and diamond brooch. The circular-shape sapphire, within a rose-cut diamond surround and calibre-cut sapphire accents, to the rose-cut diamond sides. FrencSee 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
Sold2018An early 20th century gold seed pearl and diamond starAn early 20th century gold seed pearl and diamond star brooch. The old-cut diamond, within graduated seed pearl rays. Estimated diamond weight 0.15ct, I-J colour, SI clarity. Diameter 2.9cms. Weight 4See 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
Sold2016An early 20th century gold conch pearl, diamond andAn early 20th century gold conch pearl, diamond and split pearl brooch. The oval conch pearl, suspended from an old-cut diamond and peach split pearl, with free-form conch pearl sides. Estimated totalSee Sold Price
Sold2016An early 20th century silver and gold pearl and diamondAn early 20th century silver and gold pearl and diamond bow brooch. The pearl, measuring approximately 7mms, within a rose-cut diamond bow, suspending articulated rose-cut diamond ribbons, with pearlSee 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
Sold2018An early 20th century gold ruby, split pearl andAn early 20th century gold ruby, split pearl and diamond bar brooch. The cushion-shape ruby, split pearl and rose-cut diamond cluster, to the twin bar with split pearl stylised crown terminals. LengthSee Sold Price
Sold2016An early 20th century 18ct gold diamond and split pearlAn early 20th century 18ct gold diamond and split pearl crescent brooch. Designed as a graduated split pearl crescent, with old-cut diamond and split pearl stylised wreath detail. Estimated total diamSee 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
5 days LeftAdam's AuctioneersA LATE 19TH/ EARLY 20TH CENTURY EMERALD AND DIAMOND BROOCH Designed as a stylised flowerhead, centr€0