Punch-Marked Coin (250-200 BC), Ujjaini Region, Copper Karshapan(4), Set of four Different Denominations, Obv: symbols showing sun, six armed symbol, tree-in-railing and mahakal(lord shiva), Rev: ujjaini symbol, being three circles joined with a line from centre, 1.61g, 2.52g, 3.85g, 6.33g,  15.45mm, 15.73mm, 13.89mm, 10.72mm,  about extremely fine.