The standard size Quadrum coin capsule fits in all Volterra coin boxes. As the outer dimension of the Quadrum coin capsules are fixed at 50 mm x 50 mm with varying inner diameters, the Volterra coin boxes can hold Quadrum capsules with coins in varying size.

The Volterra presentation case is produced in mahogany wood-grain finish. The Volterra presentation case features a padded lid with black satin lining and a molded black velour insert. The case has a secure magnetic closure.