Photos provided by Ken Skaught, Medallion Estates, digitally processed by Jock Dempsey.
Grid is 1" (25mm) square behind, and 1/2" (13mm) lines below. No dimensions provided.

Good jeweler's anvils are generally made of hardened stel and well finished. This one appears to be cast in one piece and either very rusted or not very well finished.

Due to their size jeweler's anvils often show up in miniature anvil collections. This collection has more than one.