Examples in extremely high grades or which exhibit cameo contrast are in greater demand and command premiums. Since these coins were saved by collectors and dealers from the time of issue, they remain readily available for present day collectors. By this time, the Mercury Dime series had already concluded.Īt the time of original release, the seven Proof Mercury Dimes were offered individually priced at 20 cents each, or as part of a complete Proof Set containing one example of each denomination priced at $1.89. This page also shows coins listed for sale so you can buy and sell. After this date, Proof coin production was halted as a result of World War II and would not resume until 1950. numismatics numismatics world commems mint & proof sets misc Numismatics U.S. 1942 D Mercury Dime: Coin Value Prices, Price Chart, Coin Photos, Mintage Figures, Coin Melt Value, Metal Composition, Mint Mark Location, Statistics & Facts. Mintage levels climbed for each subsequent Proof release, culminating with the peak mintage of 22,329 pieces for the 1942 Proof Mercury Dime. The coin is considered to be the key date for a collection of Proofs and commands a premium. The 1936 Proof Mercury Dime was the first and lowest mintage Proof release with 4,130 pieces struck.