Vintage silver and green chalcedony art nouveau design pendant or necklace stamped with early Danish silver mark "830S" and "DK" makers mark for Kurt C. Hermann Dehli of Copenhagen c. 1980s - in good condition - pendant approx. 54mms long including bale x 29mms with sterling silver chain which has adjustable length being either 16" or 18" long - weighs 11.5 grams.