5 Coin Pearl Harbor Gold Plated Round Collection In Custom Box W/ Special Backer card. 5 Pc. Pearl Harbor Gold Plated Round Collection. This set contains 5 rounds made up of .999 Fine Gold Plate from The 1941-2021, 80th Anniversary, Pearl Harbor Collection. Pearl Harbor was a devastating surprise attack by the Japanese Empire on the United States naval base at Pearl Harbor, Oahu, Hawaii, on December 7, 1941. The attack, which killed over 2,400 Americans, resulted in the U.S. entering World War II and is remembered as "a date which will live in infamy”.Each Coin is individually encapsulated and displayed in a handsome leatherette case.Please Note All Backer Cards may have slight differences but will be very similar if not identical to the one in the photo