Adam's AT HOME Tuesday 22nd February 2022

20 30 AN ART DECO DIAMOND BROOCH, CIRCA 1930, the openwork plaque set with European and single-cut diamonds, with millegrain detailing throughout, mounted in platinum, diamonds approximately 2.30cts total, maker’s mark (partially visible), with security chain, width 5.1cm € 1,000 - 1,500 29 AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND DRESS RING, of openwork design, set with a central lozenge-shaped sapphire within collet-setting, to a surround of rose-cut diamonds and calibré-cut sapphires, mounted in 18K gold, with maker’s mark ‘GF’, ring size N € 700 - 900 28 A SAPPHIRE AND DIAMOND BRACELET, CIRCA 1920, set with a series of graduated calibré-cut sapphires between old single-cut diamonds, mounted in 18K gold, diamonds approximately 2.00cts total, French assay mark, length 16.5cm € 4,000 - 5,000 Please note that the sapphires were verbally tested by the jewellery department at GCS laboratory in London stating that the sapphires are natural, no indications of heating (random test) and Basaltic origin (one sapphire found to be synthetic)