1956-1961
SERVICE STAR PANELS

Stars were issued on panels from 1 to however many needed. When more than 4 stars were worn, they were arranged in a pyramid shape.

Description: silver stars on green panel with 1/8" border
Size: depended on number of stars

1961-1972
1990-PRESENT
USDI SERVICE PINS

Worn in left lapel.

Description: Bronze, with different accent colors
Size: 1/2" high x 5/8" wide

1972-1987
GSA SERVICE PINS

Worn on left lapel. Not to be worn after 1977.

Description: bronze, silver & gold with different accent colors
Size: 5/8" high x 1/2" wide

1987-1990
OPM SERVICE PINS

Not to be worn on uniform.

Description: bronze, silver & gold, blue number accent
Size: 11/16" high x 1/2" wide