GG-W-113 U.S 1960s Pattern Automatic Military Watch 100m Water Resistant with Shatter and Scratch Resistant Sapphire Box Crystal on Matching Retro Stainless Steel "Bonklip" Bracelet with an Additional Webbing StrapSKU: GG W 113 BL The GG W 113 infantry watch originated in October 1962 when the U. S. government established specifications for military timepieces under MIL W 3818B, which replaced the earlier MIL W 3818A specification from March 1956. These watches were primarily manufactured by Hamilton, Bulova, and Benrus during the Vietnam War, and they remain iconic in military watch history. In January 2009, MWC collaborated with a U. S. veterans association