Marines - USMC Military - Flag Shield Belt Buckle & Pendant Set (1) One Marines Belt Buckle: Crafted in zinc alloy. Extremely popular and unique wholesale belt buckle. Crafted to fit a standard 1.5" snap on belt, (Semper Fi Marines Fidelis) this piece is popular and very well made. (1) One Marines Necklace Pendant size is approximately: 1.5" x 2" - 18" Black PVC rope included.