If using cross currency suppliers the product displayed in product and categories will not display the price for any supplier that doesn't use your default currency.
This page is found here:
Click into the Admin Cogs
icon along the top bar and click into Products and Categories.Click into Product Management and locate the product.
The screen displayed will show the best price for that products PID, if that price is not in your default currency it will display No Price.
To retrieve the price, click into the Graph Icon and a pop up will display the price.