Watch List notes:

Cooch Behar, Mada Narayan (1663-81), Half-Rupees (3), 4.85, 4.78, 4.61g, dated year 171 of the Cooch Behar era, legends on both sides only partially visible, Śrī Śrī/ Śiva Charana/ Kamala Madhu/ Karasya, rev. Śrī Śrīma/t Mada Nārā/yanasya Śāke/..., top part of date visible on first two coins (RB. 59; Bose E-1.7, 8, 9; KM. 91), about very fine to good very fine (3).
The coins of Mada Narayan sometimes show part of a date but as the flans are much smaller than the dies, most coins do not show any date.
Estimate: £60.00 - £80.00