FTP support is always pretty useless. They responded with this:
Thank you for your query and patience.
These items do not have an exact model number. They are distinguished by the name and features. The exact name of item is given and the features are listed in the item description.
If there's anything else we can help you with, please let us know. We're always here to help.
Regards,
Jose
Full Tilt Poker Black Card Support
I looked this up and there's a ton of different features I'm not sure this exact chair has, such as leather arms etc. I'm thinking it's probably this one?
http://www.amazon.com/Aeron-Chair-Po.../dp/B0006NUB5U