In the NT (Acts 19:24) there is “Demetrius, a silversmith (ἀργυροκόπος, G737) who made silver shrines of Artemis.”
R. J. Forbes, Studies in Ancient Technology, vol. VIII, ch. 6 (1964).
International Standard Bible Encyclopedia (1915)
Mentioned only once (Ac 19:24), where reference is made to Demetrius, a leading member of the silversmiths’ guild of Ephesus.