The Perth Mint 1oz Gold Cast Bar is manufactured from one troy ounce of 99.99% pure gold using traditional casting techniques that give each bar its own individual character and finish. Every bar is stamped with The Perth Mint's renowned swan logo, together with its weight, purity and unique serial number. Produced by an LBMA-accredited refinery, these bars reflect the high standards of quality and craftsmanship for which The Perth Mint is recognised internationally. Compact, durable and globally recognised, the 1oz Gold Cast Bar offers a classic bullion format that has remained popular for generations.