Vijayanagara Empire, Tuluva Dynasty, Krishnadevaraya (15 Century AD), Gold 1/2 Varaha, Obv: Balakrishna seated facing accosted by conch (right) and discus (left), the right hand holds a lump of butter, Rev: three line Nagari legend with interlinear rules "Shri Pra/tapa Krishna/Raya", 1.6g, 10.66mm, (Dr. M. Girijapathi # 161), about extremely fine, Extremely Rare in the condition. 

Complete details visible, struck on wide flan.