A Finnish silver modernist chalcedony ring, by Kaunis Koru, 1967, inset with a high domed peach coloured chalcedony within simple collar setting to broad shank, stamped with designer’s mark ‘LN’, ‘916H’, (city mark for Helsinki), date code 07 for 1967, and double K mark for Kaunis Koru, height of cabochon approximately 11mm, ring size (leading edge) M. £160-200