Vintage Rare Vietnam War Era Wool Naval Deck Watch Sweater. Men's size small. Beautiful navy blue 100% wool sweater. Tag has acct no. DSA 100-67. DSA stands for defense supply agency, the 100 is code for clothing and apparel, and the 67 is the issue year of 1967. Also has the service members name if one chooses to look up in the military service database. See photos of tag for details. This piece is in excellent condition. Worn in service, I'm sure, but has been stored in a climate controlled environment ever since. No tears, stains, holes, dry rot, or defects of any kind. Comes from smoke free home.