India, Gujarat Sultanate, 1455 –-1458 AD., Ahmad II, billon Tanka, Goron G57.

India, Gujarat Sultanate, Ahmad II (AH 855 –-862/3 / 1451 –-1458 AD., struck ca. AH 860-3 / 1455 –-1458 AD.,
Tanka (17-18 mm / 8,70 g), billon, 80 rati standard, axes irregular alignment ↑<- (ca. 220°),
Obv.: qutb al-dunya wa'l din ahmad shah al-sultan .
Rev.: al-khalifa amir al-mu'minin khulidat khilafatahu , (no date above khilafatahu).
Goron G57 ; cf. R 2135 ; cf. http://www215.pair.com/sacoins/public_html/gujarat/Gujarat_4_gahm2.html .
thanks to Arthur Needham ("akona20"), Amit ("asm") and Jan Lingen ("Oesho") for the ID help

Oesho 18/05/2012: "The difference between G57 and G58 is the location of the date.
As there is no date above khilafatahu, it is G57."