THESE WERE ONLY AVAILABLE FOR A FEW DAYS AND ARE EXTREMELY RARE ON THEIR OWN BUT HERE IS A PAIR, ONE GOLD, ONE ANTIQUE SILVER. PLEASE SEE LINKS BELOW FOR FULL DETAILS.

http://www.earthshinenature.com/seashepherdcoin.html

http://www.seashepherd.org/news-and-media/2009/07/17/geocoin-fundraiser-buy-now-308