Check the listing for details. WW 2 US Son In Service Sterling Silver Patriotic Lapel Pin Eagle Flag. Condition: Used, Made in United States. Listed at 17.00 USD. This WW 2 US Son In Service Sterling Silver Patriotic Lapel Pin features an eagle and flag design, symbolizing patriotism during World War II. Made in the United States, this original period item represents the era of 1940-1945 and is a collectible piece of militaria. The pin would have likely been worn by individuals on the home front as a show of support for the war effort.This WW 2 US Son In Service Sterling Silver Patriotic Lapel Pin features an eagle and flag design, symbolizing patriotism during World War II. Made in the United States, this original period item represents the era of 1940-1945 and is a collectible piece of militaria. The pin would have likely been worn by individuals on the home front as a show of support for the war effort.