10k Hughes AirCraft 20 Yr. Award. Condition is "Used". Pin missing. Otherwise in good condition Shipped with USPS Priorty mail. 15mm across.blue and white enamel,no chips also small diamond,see pics.very attractive. Looks like it was a tie pin but it can be repaired with Lasar weld. Stamped LA 10k. Avery cool collectible,weighs 3.0 grams.