Found this today at an old school yard. Took me a while to find a reference but it appears to be a vintage sterling silver WWII aviator observer pin. It is about 2 inches and was issued to any flight crewmen aside from the pilot.
Neat find!!!!!!!!! and a nice junk of silver to boot.
Detecting since 1979 Findmall Member since 2000 Started out with a 840 VLF/TR. Then I have owned a 5900, 6000Di, 6000Di Pro, XLT and a DFX, CZ6 CZ6a, CZ7. Started using in 2000 with a XS . Then I have used and owned the XS-S, SE. I currently still swing my XS-II I bought late 2002 and have a SE-Pro as a back-up. I also have some coils and use the Sun-Ray X1 probe and DetectorPro "Grey Ghost Originals"
Favorite find ever a 1834 Half Dime (14 years ago) Oldest coin ever found a 1734 Real (10 years ago)
and a nice junk of silver to boot.
840 VLF/TR. Then I have owned a 
5900, 6000Di, 6000Di Pro, XLT and a DFX, 
CZ6 CZ6a, CZ7.
in 2000 with a XS . 
Then I have used and owned the XS-S, SE.