SIKH EMPIRE: AR ½ rupee (4.17g), Peshawar, VS1892, KM-97, Herrli-13.02.05, superb strike, one of the rarest silver coins of the Sikh Empire, choice EF to About Unc, RRR. An example from the same dies, but only choice VF condition, sold back in May 2005 at the Baldwin's Auction 40, Lot 906, for the equivalent of $1050.
Estimate: 1,500-2,000 USD