Thread: USA Army ring
View Single Post

Old 08-10-2019, 11:05 AM   #4
Johnny Peppers
Johnny Peppers is offline
Join Date: Feb 2010
Location: Arkansas
Posts: 2,820

That appears to be the mark for 10K gold, or 41.6% pure gold alloyed with something else.

If you try acid testing it, rub a mark on a fine abrasive stone and put the acid on the mark rather than the ring. Jewelers normally have a kit with various strength acid to test for the different karat.
  Reply With Quote