Watch List notes:

The Byzantine Empire

Romanus IV Diogenes, 1 January 1068 – September 1071 and associate rulers. Tetarteron 1071-1078, AV 3.88 g. +ΘKEPO – HΘEI+ Facing bust of the Virgin, veiled and nimbate, holding medallion of the Infant Christ; in field, MHTP ligate – ΘV. Rev. +MI – X – AHΛ – SMA – PIA Half figures of Michael on l., wearing crown and loros and Maria, on r., similarly dressed, both holding between them long cross with terminal pellets, the shaft decorated with X and pellet on crescent. DO 5a. Sear 1872.
Flan crack at 2 o'clock on obverse, otherwise extremely fine
Ex Leu sale 77, 2000, 899.