Kos, Caria, AR-Tetradrachm, 14.95 g., 27 mm. ca 285-258 BC.  

Obv.: Head of Herakles right, wearing lionskin headdress.
Rev.: KWIWN MOSXIWN above and beneath crab, bow in
bowcase below, all within dotted square.  

BMC 43 (same dies).  

Rare Magistrate. 
Good extremely fine 
Est. 3.500.-  SFr.
With permission of Tkalec AG, Nov. 2014