Heraeus' 20 gram gold bars are now temporarily available at The Silver Mountain! These bars are offered in the original sealed packaging and are in perfect condition. The seal also serves as a certificate. Heraeus gold bars are LBMA accredited, which means that these bars can be traded worldwide without further analysis. Heraeus gold bars contain 99.99% fine gold. We offer a buy-back guarantee for these bars. This means that we can repurchase your gold bars from Heraeus at any time at 98% of the gold price at that time.