Watch List notes:

BYZANTINE EMPIRE. Constans II, 641-668. Solidus 652-654, Constantinople. Officina Z. dN CONSTAN - TINЧS PP AV Crowned bust with long beard and moustache in chlamys facing, in right hand globus cruciger. VICTORIA - AVζЧ Z (inverted) Cross potent on three steps, CONOB below. 4.06 g. Sear 956. DOC 19g. MIB 23. Clipped. About extremely fine.
(~€ 305/USD 355)
Purchased from Schenk-Behrens, Essen, in November 1969.