4 1/8" - 3 5/8" - 3 1/4" X 4 1/4" (104mm - 93mm - 84mm X 107mm)

(upper skirt inkstamp) CERAMICA

                               LIGURE

{Ligure}

Picture courtesy Bob Berry

4" - 3 3/4" - 3 3/8" X 4 1/2" (87mm-95mm-103mm X 116mm)

(top shell stamp)

{Richard Ginori}

Picture courtesy Dave Dangora