Justin I AD 518-527. Thessalonica. 1st officina
Follis Æ
33 mm., 17,92 g.
D N IVSTI-[NVS P] P AVG, pearl-diademed, draped, and cuirassed bust right / Large M, cross above, star to left and right, A below, THЄSSO[B] in exergue.
very fine
Sear 79; DOC 24.
Under Justin I, the mintmark of Thessalonica was THESSOB, "...but the incription OB (i.e. obryzum, 'refined gold') is quite inappropriate on a bronze coin, and has probably been copied mechanically from the gold coins of the predecessors of Anastasius I, which are inscribed THSOB; TESOB." Wroth, Catalogue of the Imperial Byzantine Coins in the Britisch Museum I, page C.