Pre-Satavahana, (2nd - 1st Cen. BC), Copper Unit, Vidarbha Region, Obv: Humped Bull walking right, Yupa un 4-Compartment railing infront, Rev: Double arbed Ujjaini symbol with Nandipada in between arbs, 1.90 Gms, 8.87 x 11.13 mm, In Complete Natural Grade with Green Patina, Extremely Fine, Rare.