HIRANJAKA: Kosikiputra Kutirakhadakama, 3rd century AD, lead square unit (15.41g), cf. Pieper-2191, horse right, srivatsa above, Brahmi legend around // 10-arch hill with sun left and moon (crescent) right, tree without railing to right, river symbol below; by far the finest example we have seen, superior to any illustrated by Pieper (his #2190-2210) or any on CoinArchives, bold VF-EF, RRR. Most units of the Hiranjakas are round, with only a few square examples known.
Estimate: 200-300 USD