25th Anniversary Seabees / CB Can Do 1942-1967 Centennial Navy Civil Engineer Corps Silver Medal / Medallion / Challenge Coin Challenge Coin a number of BMPs (armored

a number of BMPs (armored personnel carriers) armed with cannons and machine guns

The Sigonella / Akortiri detachments were combined at Akrotiri as the 99th ERS

Once they arrived in-country

and combat service support)

Remington 870 shotguns

25th Anniversary Seabees / CB Can Do 1942-1967 Centennial Navy Civil Engineer Corps Silver Medal / Medallion / Challenge Coin Challenge Coin a number of BMPs (armoredIt is 1 5 16 inches in diameter. It weigh approximately . 7 Oz (not troy). There are bronze versions of the coin which are very rare and hard to find. This one is . 925 Sterling Silver, tested by Coin and Bullion of Panama City, Florida. The silver version is scarce.