PTOLEMAIC KINGS OF EGYPT. Ptolemy II Philadelphos, with Arsinöe II, Ptolemy I, and Berenike I, 285-246 BC. Mnaieion or Oktadrachm (Gold, 27 mm, 27.71 g, 1 h), Alexandria, circa 272-261/0. AΔEΛΦΩN Conjoined busts of Ptolemy II, diademed and draped, and Arsinöe II, diademed and veiled, to right. Rev. ΘEΩN Coinjoined busts of Ptolemy I, diademed and draped, and Berenike, diademed and veiled, to right. CPE 313. Olivier & Lorber 125 (this coin, A14/R52). SNG Copenhagen 132. Svoronos 603. Beautifully toned. Light scratches and with minor traces of mounting, otherwise, very fine.
From the Birger Bentsen Collection of ancient gold coins, ex Obolos 14, 15 December 2019, 323 and Stack's Bowers and Ponterio, 8 January 2013, 304 (with collector's ticket).
The impressive Ptolemaic Mnaieia took their name from the fact that each piece was valued at one Mina (or 100 drachms) in silver.