It also looks like someones light finger prints, see picture #12. Kennedys head is a DCAM.
If you are interested please ask questions and I will send you more pictures. The item "1994 Kennedy Half Dollar 8 Troy Oz.
999 Silver Proof Case & COA Washington Mint" is in sale since Saturday, April 25, 2020. This item is in the category "Coins & Paper Money\Bullion\Silver\Bars & Rounds".
The seller is "edwarknoblauc0" and is located in Holmdel, New Jersey. This item can be shipped to United States.