Plate or platter with wide, bevelled ring foot; step between floor and rim; smooth or finely molded vertical rim; and plain lip. Often stamped with manufacturing mark, and grooved on floor; often appliqué and/or rouletting on rim. Produced in Italian workshops. Late Augustan-Neronian/Flavian.
“Italian Sigillata Conspectus Form 21.” In Kenchreai Archaeological Archive, edited by J.L. Rife and S. Heath. The American Excavations at Kenchreai, 2013-2024. <http://kenchreai.org/typology/p-sig-it-conspectus-21>