Looking for coins along with in tact or peeled holograms for collection.

 - 2011 Series 2 - no error, 1 BTC
 - 2011-2012 - 1, 5, 10 BTC fine gold/silver


Also
 - 2013 0.5 BTC
 - 2013 1 BTC
 - 2013 Fine silver 0.1, 0.5 1 BTC