Thank you! I got this directly from Mike at the CES 2012 in LV at the MTGOX booth. 
Nice history behind this coin for sure. Goodluck with your sale!
indeed a very nice story behind this beautiful coin
under the link below, you can find more info about this 25BTC cas coin
https://casascius.uberbills.com/?address=1GL4KQsBryksJCtzWCGqbgSxfowadf2jTT