Italian States, Modena e Reggio (Duchy). Cesare d´Este and Virginia de Medici AR Da 6 Bolognini. (26mm, 2.93 g) 1598-1615. : CAESAR : DVX : MVTINAE : REG C •, crowned Este and Modena arms / : VIRGINIA : DVCISSA : MVT :, crowned Medici arms; BOLO : SEI below.