1000-1100 AD., John, bishop of Priene, Byzantine lead seal, Dumbarton Oaks vol III no 30.1.

Byzantine lead seal, John, bishop of Priene, ca. 1000-1100 AD.,
lead seal (19-20 mm / 5,32 g),
Obv.: M(HTH)P - Θ(EO)V , frontal view of the Virgin orans, nimbate.
Rev.: (...ΠЄK / OPW?) ЄΠI / CKOΠΠPI / HNHC / - * - , . First part has an invocation of the Theotokos (QKER/Q) Then the name IW, then 'bishop of Priene' with two Pi's ligate (episkop pri/ènès).
Dumbarton Oaks vol III no 30.1 ; Laurent, Corpus V/1 291 .

thanks to Gert Boersema for the ID