BEING RESEARCHED - Unidentified "AU" Lapel Wing - NOT FOR SALE UNTIL IDed

This is an unidentified lapel wing reading AU against a field of black at its center.

Circa unknown.

Approximately 1/4" in height and 1-1/4" in width.

Plated brass with enamel.

Horizontal pin with drop-in locking swivel catch.

None.

This is from an unidentified collection which we will be listing more of over the next few months. Item will not be sold until it is identified. VEX98 LX6/11

8- (Very Fine-Excellent): The pin shows some light wear and tarnish only.

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