Object: Agora XII, no. 899
Dimensions:   H. 0.036; diam. 0.069.
Chronology:   500-480 B.C.
Deposit:   G 6:3-U
Bibliography:   Hesperia, XV, 1946, pl. 66, 284.
Published Number:   AV 12.899
References:   Object: P 2597
Recessed underside. Totally glazed.

Very similar is P 2635, from the same deposit, but it has a reserved underside, center missing.