Convex circular plaque with a hole at the center and a row of protruding triangles (so-called "lotus-shaped") all around. Perhaps an umbo or boss. Its condition is good and it is made of iron, encrusted and corroded. Dating may be to the Saidu Sharif I period IIb: 1st-2nd century CE.
Reference: Pierfrancesco Callieri, Saidu Sharif I (Swat Pakistan). Rome: Ismeo, 1989: see S1948, fig. 152b.
Description
Identification and Description by Dr. Luca M. Olivieri, IsIAO Italian Archaeological Mission in Pakistan