AuthorityIdentifies the issuing power. The authority can be "pretended" when the name or the portrait of X is on the coin but he/she was not the issuing power. It can also be "uncertain" when there is no mention of X on the coin but he/she was the issuing power according to the historical sources:
Chronology
FromIdentifies the initial date in a range assigned in a numismatic context. 176 BCE toIdentifies the final date in a range assigned in a numismatic context.. 142 BCE
Hellenistic 323-30 BCperiodTime period of the numismatic object.
Physical description
MetalThe physical material (usually metal) from which an object is made.: Silver
WeightWeight of the numismatic object (in grams).in grams: 16.8216.82 g <br />16,820 mg <br />
DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: tetradrachm
"Portraits of Prusias II (ca. 182-149) and Nikomedes II (149-ca. 127) [...] corresponds both in position and outline to the trace preserved on the Athenian reverse" (nb: not really visible; the shape of the nose on the obverse excludes most of the royal Hellenistic portraits)
References
^Thompson, Margaret (1961), The new style silver coinage of Athens, Numismatic Studies 10, New York, 2 vol.
^Bauslaugh, Robert A. (1987), "Two unpublished overstrikes: new style Athens and Aesillas the Quaestor," American Numismatic Society. Museum notes 32, p. 11-21
^Hoover, Oliver D. (2014), Handbook of Greek Coinage Series 4. Northern and Central Greece : Achaia Phthiotis, Ainis, Magnesia, Malis, Oita, Perrhaibia, Thessaly, Akarnania, Aitolia, Lokris, Phokis, Boiotia, Euboia, Attica, Megaris and Corinthia, sixth to first centuries BC, Lancaster, lxxi, 563 p.