Watch List notes:

BULGARIA, Second Empire. Konstantin I Asen. 1257–1277. Æ Trachy (23mm, 2.67 g, 6h). Dochev Type III. Veliko Turnovo mint. Facing bust of Christ Pantokrator; IC XC across field / Konstantin I facing on horseback right, holding patriarchal cross. Dochev, Katalog 0720; Raduchev & Zhekov Type 1.4.11; Youroukova & Penchev 42. VF, dark green patina. Attractive for issue.

From an American Collection formed before 2005.