Agora Object: Agora XII, no. 949
Dimensions:   H. 0.031; diam. 0.067.
Chronology:   350-325 B.C.
Deposit:   D 15:3
Published Number:   AV 12.949
References:   Object: P 6149
Ring foot with grooved resting surface. Totally glazed. Nipple on underside.

Similar, P 3641 and P 24736. Perhaps slightly later, P 6171.