Please excuse any naivety. I have been building up courage to do this for a while, and am somewhat intimidated by the process. If someone knows a better way of selling than on this forum, please do advise.
Anyhow, here are the pics:


I am happy to do escrow, buyer pays fees. This thread
https://bitcointalk.org/index.php?topic=1955202.0 references minerjones who may be willing to help.
I purchase direct from Mike Caldwell in 2012/13 (I no longer have the correspondence, or packaging), and it has sat in a drawer ever since.
Here is a link to the actual coin:
https://casascius.uberbills.com/?address=1F3tZPu8UpYxFSot6sLPEM4A36JkVMPArBbidding starts at 1.1B, increments of 0.01B
Auction will close on Tuesday 12.12.2017 at 20.00 GMT or 10 minutes after last bid.
Do ask any question, and especially advise if I am making some mistakes.