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

28 100 A DIAMOND PENDANT, The square pendant, centering a flower-motif, set with brilliant-cut diamonds, to a large suspension loop, mounted in gold, length approximately 3.5cm * This lot is sold without a reserve €400 – 600 102 AN EMERALD AND DIAMOND CLUSTER RING, the oval-shaped emerald set within a tapered baguette-cut diamond surround, mounted in 18K gold, ring size Q½ € 1,000 - 1,500 101 A PAIR OF GOLD EARRINGS, Each of overlapping bi-coloured polished and scrolled hoop design, mounted in 18K gold, Italian registry marks, length approximately 4cm € 200 - 250 99 A LATE 19TH CENTURY SAPPHIRE AND DIAMOND STAR BROOCH/PENDANT, CIRCA 1890 The six-rayed star set throughout with old-cushion and rose-cut diamonds, with knife-wire detailing set with circular-cut sapphires, mounted in silver and gold, length approximately 3.8cm € 500 - 700 98 A ZIRCON AND DIAMOND BAR BROOCH, LATE 19TH CENTURY, The central circular-cut blue zircon weighing approximately 8.50-9.0 carats, claw-set, enhanced by collet-set brilliant-cut diamonds, to a bar brooch and fitting, length approximately 6.5cm € 500 - 700 97 A PAIR OF EARRINGS WITH MATCHING RING, of foliate design, set with green stones cabochons (possibly chrysoprase), stamped 585, Russian assay marks, earring length 4.2cm, ring size N½ * This lot is sold without a reserve € 200 - 300 96 AN EMERALD AND DIAMOND RING, Of three-stone design, set with a square-cut emerald, between two empty settings, within a gallery of brilliant- and cushion-cut diamonds, mounted in platinum, ring size I½ € 1,200 - 1,800 95 AN AQUAMARINE AND DIAMOND RING, Set with an oval-shaped aquamarine, within a millegrain-border, to a similarly-set brilliant-cut diamond surround, openwork gallery and tapered shoulders, mounted in 18K gold, maker’s mark, ring size N½ € 600 - 800 94 A CHALCEDONY AND DIAMOND NECKLACE, Set with a round cabochon chalcedony, framed by brilliant-cut diamonds, to a similarly-set suspension loop and fine neckchain, mounted in 14K gold, length approximately 41cm € 700 - 900 93 A CHALCEDONY AND DIAMOND RING, The central cabochon chalcedony, within a border of brilliant-cut diamonds, to simi- larly set shoulders, two diamonds deficient, mounted in 18K gold, ring size O½. € 700 - 900 92 A PAIR OF CHALCEDONY AND DIAMOND EARRINGS, Each set with a cabochon chalcedony, within a brilliant-cut diamond surround, to a post highlighted by a heart, mounted in gold and silver, length 1.2cm € 500 - 700 91 AN EMERALD AND DIAMOND CLUSTER RING, Set with a rectangular-cut emerald, within a surround of brilliant-cut diamonds, ring size O € 1,500 - 2,000