Pierced
Pierced. A medallic item punctured or perforated as part of its openwork design. Such pierced work is intended by its designer and not a hole drilled by a subsequent owner. See piercing, openwork.
excerpted with permission from
An Encyclopedia of Coin and Medal Technology
For Artists, Makers, Collectors and Curators
COMPILED AND WRITTEN BY D. WAYNE JOHNSON
Roger W. Burdette, Editor