A rare 1/4 rupee of the Surat mint issued during or rather in the name of Shah Jahan III. Weight 2.86 g.
Our expert, Oesho has, in an article published in the JONS some time back deducted that these issues, where there are posthumous dates (1175 onward) with RY Ahd, may be products of the Bhaunagar mint.
Amit