TOKENS AND WEIGHTS, 4th-6th centuries. Host coin a follis of Constantine I, 307/310-337. Weight of 1 Semissis (Bronze, 17 mm, 2.22 g), Ticinum, 326. CO[NS]TAN-TIN[V]S AVG Laureate head of Constantine I to right. Rev. D N CO[N]STANT[I]NI MAX A[VG] / [...](crescent)T Camp gate with two turrets and no doors; above, star. For coin type, RIC 198. Edge serrated. Attractive earthen highlights over a dark patina. About very fine.

From the collection of Dr. L. Ramskold, ex Roma E-Auction 43, 3 February 2018, 837.

The purpose of such serrated pieces is debated, however, their use as weights for solidi and semisses among the numerous evidently weight-standardized pieces of around 4 and 2 grams, respectively, is very likely.