9999 GOLD CENTENNIAL MERCURY DIME COIN w/BOX & COA. The item "2016-W 1/10 OZ. 9999 GOLD CENTENNIAL MERCURY DIME COIN withBOX & COA" is in sale since Monday, January 25, 2021. This item is in the category "Coins & Paper Money\Coins\ US\Commemorative\Modern Gold (1984-Now)". The seller is "jfcavanagh" and is located in Washington, Utah.This item can be shipped to United States.