Watch List notes:

The Byzantine Empire

Romanus IV Diogenes, 1 January 1068 – September 1071 and associate rulers. Tetarteron 1071-1078, AV 4.04 g. +ΘKE – POHΘ Facing bust of the Virgin, veiled and holding medallion of the Infant Christ; in field, MHTP ligate – ΘV. Rev. +MIX – ... M – PIA Half figures of Michel on l., wearing crown and loros and Maria, on r., similarly dressed, both holding between them long cross with terminal pellets. DO 3. Sear 1870.
Rare. Struck from worn dies, otherwise good very fine
Ex CNG e-sale 386, 2016, 670.