Originally Posted by
speedytimmy
I haven't yet tried using the Hyatt certificates (from Costco, I assume) in Europe, but did so in Japan without any difficulty and the exchange rate was actually slightly better than the Amex exchange rate, although only marginally.
I tried using Gift Checks at the Park Hyatt Vendome last February and their currency exchange was nearly 35% less than going rate. Even the $100 Amex FHR amenity was of less value. I would make sure of the exchange before trying to use them. I had to speak to the GM Gorka to straighten everything out.