India. Sangam Pandyas (ca. 1-300 AD), Copper heavy unit, 7.40 grams, 18.58mm x 19.28mm, Obverse: Four turtles in a tank, Elephant below tank, Ancillary symbols around, Reverse: Stylized Fish, Very Fine, Very Rare, Reference: Similar to Krishnamurthy, Coin 20, page 29.