Minted bars are available in seven different sizes: 1 g, 5 g, 10 g, 20 g, 1 oz, 50 g, 100 g. Like all Heraeus gold bars the 100 g minted bar carries a serial number. The purity is 999.9. The 100 g bar is the only gold bar that is available both as minted and cast bar. All minted bars come in the blister packaging also containing the certificate. The blisters are made of PET. Each is about the size of a credit card 85 mm x 54 mm.