2021 American Silver Eagle Dollars Type 1 and Type 2 Two-Coin Set MS70. Certified ANACS and Graded MS70 TWO-COIN Set. The year 2021 marked the 35th anniversary of America’s beloved Silver Eagle series. To mark the occasion, an all-new reverse design debuted for this 99.9% silver coin. Now, you can own an exciting Transition Set featuring the final “traditional” reverse and first “Landing Eagle” reverse Silver Eagles – both bearing the 2021 date! Last “traditional” reverse – features the original Heraldic Eagle design, used on Silver Eagles since their start in 1986. First “Landing Eagle” reverse – depicts an eagle mid-landing, clutching an oak branch in its talons. These coins also feature a “refreshed” version of the obverse and enhanced security features.