Constantine VII & Romanus I

Gold solidus, 33 mm, 6,83 gm.
Obv.: +IhS XPS REX-REGNATIYM
Christ nimbate, seated facing on lyre-backed throne, raising hand in benediction.
Rev.: ROMAh ET XRISTOFORY AYGG
Two crowned busts with cross between, each wearing loros and crown.

Constantinople, ca. 913-959 AD.

Set in an 18 karat gold pendant.