Constans II. AD 641-668 AD. AV Light-Weight Solidus of 20 Siliqua 3.74 g. Constantinople mint. Struck 651-654 AD. d N CONSTANTINUS PP AU, facing bust with long beard, wearing crown and chlamys, holding cross on globe. VICTORIA AVGU S, cross potent on three steps. Mintmark BOXX. Berk 159 = SB 981A (this coin). Unique. With permission of CNG Triton VIII, Lot: 1375. Jan 10, 2005.