Check the listing for details. 1943-P Mercury Dime, 90% Silver, 0.0723 OZ SILVER. Condition: Ungraded, Made in United States. Listed at 4.75 USD. The 1943-P Mercury Dime is a valuable coin with a silver composition of 90% or 0.9 fineness. Minted in Philadelphia, this circulated coin features the iconic Mercury design and is uncirculated. This piece of US history weighing 0.0723 ounces of silver is a sought-after collector's item for those interested in coins from the early 20th century.