Caracalla, AE27 of Nicomedia, Bithynia. 

ANTWNEINOC AYGOYCTOC, laureate, cuirassed bust right, seen from the back.
(NIKOMIDEWN) DIC NEWKORWN, ship or galley with large mast.

Savoca 12th blue auction, lot 832. Unpublished. Not in 
Isegrim, Mionnet, Paris, Imhoof Bithynia, SNG von Aulock, 
BMC, Hale Guney, Arslan etc.

Contributed by Ralf Woellner, November, 2018.

Note: In the auction, the coin was attributed to Perinthos, 
but the obverse legend and second neokorus more likely point to Nicomedia.