Watch List notes:

Isaac I Comnenus, 1 September 1057 – 22 November 1059. Histamenon 1057-1059, AV 4.41 g. Christ, nimbate, seated facing on backless throne, raising r. hand in benediction and holding book of Gospels in l. Rev. Isaac standing facing, wearing crown with cross and pendilia and loros, holding labarum and sword. DO 1. Sear 1844.
Extremely fine

Ex Kricheldorf sale December 1967, 270.