On the obverse of this Byzantine coin, the upper-bodies of emperor Constantine VII and his mother Zoë are depicted side-by-side. Constantine VII is on the viewer’s left, wearing the emperor’s traditional garment, a loros, and a crown with a cross. Zoë is on the right, wearing another traditional imperial garment, a chlamys, and a crown with a cross and pendilia or decorative beading. The two also hold a patriarchal cross between them. Above their heads is a Greek inscription that translates “Constantine and Zoë, Emperors.” On the reverse is another Greek inscription that translates “Constantine and Zoë, Emperors of the Romans” (Grierson 1973, p. 558). As suggested by Micheal Yonan, it is important to consider how the material of an object, ...