SIKH EMPIRE: AR nanakshahi rupee (11.05g), Amritsar, VS1841 GN year 31x, KM-A20.3, sword within the "L" of fadl on obverse, the word on the top of the reverse is "sobha", which means "magnificent", an extremely rare issue minted at Amritsar, known dated VS1841 and 1843, and not until very recently recognized as a significant separate type -- this recently published by Gurprit Singh as #01.07.02, bold VF to EF.
Estimate: 150- 200 USD