1487. ALEXIUS I. 1081-1118 AD. Pre-Reform AR Tetarteron (3.82 gm). Struck 1081-1092 AD. Thessalonica mint.1081-1092 AD. Facing bust of Mary orans, medallion of infant Christ in front / Crowned facing bust, holding sceptre and cross on globe. DOC IV 8; SB 1906. VF, short flan.($250) CNG Mail bid sale #58, 18 Sept 2001, lot 1487. Lot sold for $330. Used by permission of CNG, www.historicalcoins.com