The product is a 1593 Poland/Livonia Riga City 3 Groszy Trojak coin made of silver with a fineness of 0.625. It is certified by NGC and has a grade of Uncirculated Details Obver Stained. The coin originates from Poland and has a certification number of 8431642-009. This historic coin holds significance in numismatic collections due to its unique design and historical value from the late 16th century.