They've got some coloring from the top tray. Please see pictures 9 and 10 as examples. All of the coins are in an original proof condition though. Some of them have natural toning.
Type/Denomination/Composition: 1980 Moscow Olympic 28 Silver Coin Proof Set... Fourteen 5 roubles and fourteen 10 roubles coins; 90% silver with net weights of. 4823 troy ounce each for the 5 roubles, and. 9645 Troy ounce each for the 10 roubles coins. THE TOTAL WEIGHT IS ABOUT 20.45 TROY OUNCES.Please submit your best offer. The item "1980 Moscow Olympic 28 Silver Coin Proof Set with Box & Paperwork English/Russian" is in sale since Thursday, January 21, 2016. This item is in the category "Coins & Paper Money\Coins\ World\Europe\Russia\USSR (1917-91)". The seller is "dro343" and is located in New York, New York. This item can be shipped to United States, to Canada, to United Kingdom, DK, RO, SK, BG, CZ, FI, HU, LV, LT, MT, EE, to Australia, GR, PT, CY, SI, to Japan, SE, ID, to Belgium, to France, to Hong Kong, to Ireland, to Netherlands, PL, to Spain, to Italy, to Germany, to Austria, SG, NO, SA, AE, BH, HR, MY, TR, CL, CO, CR, DO, PA, TT, GT, SV, HN, JM.