GREAT BRITAIN. Countdown to London 2012 Olympic Six Piece Proof Set, 2009-11. Royal Mint. GEM BRILLIANT PROOF.KM-1121a/b, 1139a/b & 1202a/b; S-4920, 4921 & 4922. Includes: 2009, 2010 & 2011. Contains two of each design, one of each in both silver and gold of the commemorative 5 Pounds for the perspective year. Each with certificate of authenticity and housed in two separate cases of issue. The COAs for the gold all share the same serial number whereas the silver COAs are without serial numbers. Nearly as made.From the High Rise Collection.
