Adam's Fine Jewellery & Watches 15th September 2020 at 4pm

26 T uesday 15 th S eptember 2020. S tarting at 4 pm 25 AN EARLY 20TH CENTURY MOONSTONE AND DIAMOND NECKLACE, CIRCA 1905 The graduated fringe of circular-cut cabochon moonstones of orange tint, each within delicate wirework scroll surround, highlighted with European-cut diamonds, within collet-setting throughout, mounted in gold, suspending from a later cable-link chain, necklace length 43.5cm, frontispiece fringe length 6.2cm € 2,000 - 2,500 26 AN EARLY 20TH CENTURY DIAMOND SINGLE- STONE RING The old cushion-shaped diamond weighing approximately 1.60ct within a multiple-claw setting, to single-cut diamond shoulders, ring size M € 1,500 - 2,000 27 AN EARLY 20TH CENTURY DIAMOND AND EMERALD BROOCH The pierced rectangular plaque centrally set with an old bril- liant-cut diamond weighing approximately 0.35ct, within a surround of rose-cut diamonds accented by calibré-cut emeralds, with millegrain borders throughout, dimensions 3.1 x 1 cm € 600 - 800 28 A BELLE EPOQUE SAPPHIRE AND DIAMOND RING, CIRCA 1910 The oval mixed-cut sapphire weighing approximately 3.50cts, within a pavé-set of single and rose-cut diamond surround and ornate openwork mount within millgrain setting, mounted in platinum, ring size L¾ € 5,000 - 6,000 Accompanied by a report from IGN laboratory in Rome, stating that the sapphire weighing approximately 3.50cts is natural, of Sri Lankan origin, with no indications of thermal treatment. Report number 27040, dated March 5th 2019 29 A RUBY AND DIAMOND CLIP BROOCH, CIRCA 1880 Designed as a fruiting vine, the branch set with European-cut diamonds throughout, centring engraved ruby cabochons grapes highlighted with single-cut diamond accents, mounted in gold, length 4.8cm € 1,200 - 1,800 30 AN EARLY 20TH CENTURY DIAMOND BROOCH, CIRCA 1910 The pierced bow millegrain-set throughout with old single and rose-cut diamonds, width 3.9cm € 700 - 900 27