Watch List notes:

The Byzantine Empire

Isaac I Comnenus, 1 September 1057 – 22 November 1059. Tetarteron 1057–1059, AV 4.05 g. +IhS XIS DCX REGNANTIhm Facing bust of Christ, with decorated nimbus, wearing pallium and colobium, raising r. hand in benediction and holding Book of Gospels in l. Rev. +ICΛΛKIOC – BASIΛEY CPM Isaac standing facing, wearing crown with cross and pendilia and loros, grasping scabbard with l. hand and holding globus surmounted by pelleted cross with r. DO 3.3 Sear 1845.
Rare. Good very fine
Ex Bankhaus H. Aufauser 10, 1993, 726. Privately purchased from Baldwin's