The value of a $100 Amazon gift card in Nigerian Naira can vary depending on the current exchange rate. Exchange rates are constantly fluctuating due to various economic factors such as inflation, interest rates, and market demand.

To determine the exact amount, one would need to check a reliable financial source or a currency exchange platform. These sources provide up-to-date exchange rates that show how many Naira can be obtained for one US dollar. By multiplying the exchange rate by 100, you can calculate the approximate value of the $100 Amazon gift card in Naira.

It's important to note that when converting the gift card value, there may be additional fees or commissions associated with the currency exchange process. Some platforms might charge a small percentage for the conversion, which could slightly affect the final amount received in Naira. So, it's advisable to compare different exchange options to get the best deal when converting the $100 Amazon gift card into Nigerian Naira.