The face of the coin shall bear the combined portrait of 'Satguru Ram Singh Ji' in the centre, his followers hanged on the left side and on the right side, standing in front of the mouth of canon with inscription '150 years of Kuka movement', said a RBI release issued here.
The year's figure '1857-2007' shall be shown below the portrait, it further said.
The existing coins in this denomination shall also continue to be legal tender, it added.