1 oz Nadir Refinery .999 Fine Silver Bar Grade: Brilliant Uncirculated Country of manufacture: Turkey Denomination: 1 oz Manufacturer: Nadir Refinery Metal Content: 1 oz Purity: 0.999 Fine Silver Certificate: serial number This 1 oz silver bar has a silver purity of 99.90% and is manufactured by Nadir Refinery in Istanbul, Turkey. The front surface of the bar is imprinted with the bar's weight '1 ounce', the word 'SILVER' and the bar's silver purity '999.0'. Each bar stating the weight, fineness and the serial number.