Adam's THE JEWELLERY BOX - Online Auction 15th June 2023

12 23 A GEM-SET AND DIAMOND BRACELET, Of `tutti-frutti´ design, set throughout with carved emeralds, rubies and sap- phires leaves, interspersed by flowerheads set with brilliant-cut diamonds, further embellished with brilliant-cut diamonds throughout, mounted in 18K gold, length approximately 19cm. € 7,000 - 8,000 31 A PAIR OF SAPPHIRE AND DIAMOND EARRINGS, Each of rectangular bar-design, set with circular-cut sapphires and brilliant-cut diamonds, mounted in 18K gold, post and clip fittings, Irish assay marks, length approximately 1.5cm. € 800 - 1,200 30 A PAIR OF SAPPHIRE AND DIAMOND EARRINGS each frontispiece set with three oval-shaped sapphires accented with brilliant-cut diamonds, mounted in 14K gold, length 1.5cm * This lot is sold without a reserve €300 – 500 29 A SAPPHIRE BROOCH, Of stylized scrolling design, set with circular-cut sapphires, mounted in gold and platinum, French assay marks, length approximately 4cm. € 500 - 700 28 A BLUE AND COLOURLESS STONE RING, Set with a rectangular-shaped blue stone, within an octagonal frame, set with brilliant-cut colourless stones, openwork gallery, mounted in silver, French maker’s mark, ring size L½. * This lot is sold without a reserve € 150 - 200 27 A RETRO SAPPHIRE AND DIAMOND RING, CIRCA 1940 Of geometric tapering design, set with calibré-cut sapphires between brilliant-cut diamond borders, mounted in gold, ring size L Accompanied by a report from RAG laboratory in Italy, stating that the sapphires weighing approximately 6.46cts total, are natural, basaltic origin with indications of heating. Report number J23016mn, dated February 20th 2023. € 3,500 - 4,000 26 A SYNTHETIC SAPPHIRE AND DIAMOND RING, Centering a cushion-shaped synthetic sapphire, the tapered step-mount, set with brilliant-cut diamonds, to a knife-edge mount, mounted in 18K white gold, assay marks and maker’s mark, ring size O. * Please note that the sapphire was verbally tested by GCS laboratory in London in March 2023. The sapphire was confirmed to be synthetic. € 500 - 700 25 A SAPPHIRE AND DIAMOND RING, The rectangular mount centering a rectangular-cut sapphire, within a brilliant-cut diamond surround, to similarly-set shoulders and an openwork gallery, mounted in 18K gold, ring size P. € 600 - 800 24 A SAPPHIRE AND DIAMOND RING, of sculptural design, the oval-shaped sapphire weighing 8.27cts in an eight-claw setting, within four brilliant-cut diamond shoulders to a bifurcated hoop, mounted in 18K gold, diamonds approximately 0.30ct total, Italian assay mark, ring size O½ Accompanied by a report from IGI laboratory in Belgium, stating that sapphire weighing 8.27cts is of Sri Lankan origin, with no indications of treatment. Report number F4E18669, dated May 17th 2006 € 3,000 - 4,000 23A A SAPPHIRE AND DIAMOND RING, Set with a cushion-shaped sapphire, to a brilliant-cut diamond surround, ring size N. € 3,500 - 4,500 26 27