MILESTONES OF SPACE EXPLORATION $50 SILVER PROOF COINS Start Price USD 99.99 Current Price USD 316.00 Time Left - Bid Count 39 Buy It Now Price USD 500.00 Reserve Price - Start Time Monday, August 25, 2008 End Time Monday, September 01, 2008 Location liberty, IN See more about 'MILESTONES OF SPACE EXPLORATION $50 SILVER PROOF COINS' Description THE MILESTONES OF SPACE EXPLORATION $50 SILVER PROOF COINS COLLECTION with COA.     Collection consist of twenty-four $50 proof coins, minted in one full Troy ounce of .999 pure silver, and is an officially authorized coin of th Republic of the marshall Islands.  The edition is forever limited to 25,000 complete sets. COIN SPECIFICATIONS Diameter:    38.61mm (Crown size)                                  Minting:       Proof Edge:          Reeded                                                       Authority:     The Republic of the Marshalll Islands Weight:       1 Troy ounce (31.11 grams)                           Minting Year:   1989 Metal:          .999 pure silver Place a Bid!