The product is a 1772-Austria Burgau Half Kreuzer featuring Maria Teresa. This coin is composed of copper and has a denomination of 1/2 Kreuzer. It has been circulated and graded as VF Details by NGC with a certification number of 8431657-002. The coin originates from Austria and is identified by the KM Number 7. This historical coin from 1772 showcases the craftsmanship and artistry of Austrian coinage during that era.