Tranquillina, AE23 of Deultum, Thrace. 

SAB TRANQVILLINA AVG, diademed and draped bust right.
COL FL PAC DEVLT, eagle standing front, head right, 
wings spread, wreath in beak.

Varbanov 2908; Moushmov 3756; Jurukova 412. 

With permission of Savoca Numismatik GmbH Auction 4, Lot 340, Aug. 2015.