PinMart Great Seal of the United States Lapel Pin Available as a single item or bulk packed. Select your quantity above. 10 Pack of Lapel Pins Our U.S. Seal Pin is a nice symbol to represent the American country. The US Seal pin is die struck with bold enamel colors, gold plated and finished with an epoxy coat. SIZE: 1" Each pin comes with a clutch back and is individually poly bagged.