Welcome To Cambridgeshire Coins. With over 20 years in the Coin business your are in safe hands. Please see our other coins and coin accessories for sale. 1890 1921 Silver USA 6 1oz Dollars Coin 160 Grams Bullion. 1890 1879 1821 x 4. Sellers: Get your own map today. The item “1890 1921 Silver USA 6 1oz Eagle Dollars Coin 160 Grams Bullion” is in sale since Sunday, September 11, 2016. This item is in the category “Coins\Coins\United States\Dollars”. The seller is “cambridgeshirecoins_01223503073″ and is located in CAMBRIDGE, Cambridgeshire. This item can be shipped to United Kingdom.