'S' Mintmark on Reverse: San Francisco Mint Struck the Coin First to confirm is date and mint combination. Each mint variety is collected individually as part of a set. At the time three different mints struck these across the country. Saving of the Roosevelt dime was popular and collectors enjoyed the beginnings of a series.ġ946 dimes are abundant today thanks to the many saved when entering circulation. Step 1: | Date and Mintmark Variety Identified Varieties of 1946 Dimes to RecognizeĪll new design series attract the attention of everyone. Follow the steps to identify the premium collectible variety and quality. Demand for higher condition coins is seen in the value chart. 1946 was the beginning year of the Roosevelt series and many were saved as examples of the new dime.