Beautiful WWI USAS Officer Collar Insignia in Silver & Bronze Possibly European-Made

This is a beautiful World War I United States Air Service officer collar insignia in silver and bronze. The design is a winged propeller with great detailing to the feathers. It is in a two-piece construction and is possibly European-made. The reverse has a nice T-style pin.

Circa World War I.

Approximately 1"e; in height and 1-11/16" in width.

Silver, bronze.

Horizontal T-style pin with C catch.

None.

This is from a WWI United States Air Service collar insignia collection which we will be listing more of over the next few months. VBEX04 LBDEX4/14

8- (Very Fine-Excellent): The insignia has only light wear.

As with all my artifacts, this piece is guaranteed to be original, as described.