Adam's FINE JEWELLERY & WATCHES 7th December 2021

109 145 A CHALCEDONY AND DIAMOND NECKLACE, BY MARGHERITA BURGENER Composed of 16 chalcedony beads measuring approximately 16.25mm and 10 chalcedony beads measuring approximately 10.25mm, highlighted with five brilliant-cut diamond rondelles, with a similarly-cut diamond clasp, mounted with 18K gold, diamonds 1.88cts total, signed Margherita Burgener,maker’s mark ‘MB’,with maker’s case, length 43.5cm € 4,000 - 5,000