United States. A Navy Air Force Radar Observer Qualification Badge, by Hilborn & Hamburg

In 1/20 10K Gold and sterling silver, maker marked with the Hilborn and Hamburg eagle insignia, along with being marked "1/20 10K + STER" on the reverse, measuring 70.7 mm (w) x 18 mm (h), dual push pin points intact, scattered gilt wear, near extremely fine.