Uncertain color, appearing black. Seamless band with semicircular cross section. Eight irregular protruding diagonal ribs on exterior of band. Intact, but some small weathered chips on top edge of ribs; dulling, slight pitting, iridescence, and creamy brown weathering.
1903. Collection Julien Gréau. Verrerie antique, émaillerie et poterie appartenant à M. John Pierpont Morgan. no. 971, p. 135, pl. 173.9.