The Waco Aircraft Company (WACO) was an aircraft manufacturer located in Troy, Ohio, USA. Between 1919 and 1947, the company produced a wide range of civilian biplanes.
The company initially started under the name Weaver Aircraft Company of Ohio but changed its name to the Waco Aircraft Company in 1928/29.
During World War II, Waco produced large numbers of military gliders for the RAF and US Army Air Forces for airborne operations, especially during the Normandy Invasion and Operation Market Garden. The Waco CG-4 was the most numerous of their glider designs to be produced and around 14,000 of these were produced. The charm is 15/16 inch wide. The charm comes with a sterling split ring.