KACHAR: Virdarpa Narayana, 1644-1681, AR ¼ tanka (2.43g), ND, R&B-55.1 (this piece), Zeno-128947, KM-127, legends hara gauri charana para // sri sri vira darpa narayana; single-circle and single-circle, with pellets in each of the lunettes, VF, RRRR, ex David Cashin Collection. There is one example on Zeno and one on CoinArchives, both of them this piece! The ruler is called Bir Darpa in the KM catalog.
Estimate: 900-1,200 USD