Identify this mughal coin [επιλυμένο]

My recent acquisition sold as shahjahan mughal half rupee. can anyone help in identify as it doesnt look like shahjahan coin

I could read 'shah alam' on observe. but i couldnt find any coin KM catalogue.
Can anyone help me identify this coin pls.

Probably this one...
https://en.numista.com/catalogue/pieces22014.html

Its not from Arcot mint but Mysore mint
Its this one https://en.numista.com/catalogue/pieces57564.html

Thanks @josephjk and Parimal

you've been great help. Thanks a ton

It sure seems to be mysore mint