Determining the exact value of a 250 dollar iTunes gift card in Nigerian Naira requires checking the most recent foreign exchange rates and current market conditions.

Since currency values fluctuate constantly, the rate offered today will differ from yesterday or next week, so it is essential to verify the specific dollar to Naira conversion rate used by the buyer or exchanger.
The final amount also depends on the status of the gift card, such as whether it is physical or digital, if it has a balance higher than the face value, and if it carries any specific conditions or restrictions that might lower its market price.