As the Iran is now allowed to sell their oil in the international markets, the currency of Iran got stronger. In relation to the Pakistani Rupee, it is now 25% stronger. The economist suggests that due to permission of selling the oil, the economy of Iran will get stronger as Iran is an oil producing country. According to the international economists, the underdeveloped countries like Pakistan have also some sort of relation and impact from this deal between Iran and United Nation. After this appreciation, 1 Pakistani rupee is equal to the 287.6 Iranian Riyals, which is quite a wide margin.
Iran has the vast fields of crude oils and gas and this uplift of bans will enable them to export the oil to the foreign countries earning them a wholesome of foreign exchange. This will increase the demand of Iranian Riyal and hence, its value increases.