The bullion is held in a form generally accepted in settlements of physical bullion markets around the world. All gold bars held by Vaultoro in ta vaulting facility no less than 99.99% pure gold, of weight and by manufacturer globally accepted by global bullion markets.
Vaultoro guarantees that all gold held in your account is part of a 99.99% minimum assayed bullion bar. All bars have been manufactured under the high LBMA Good Delivery quality standard.
More information about gold bars: http://www.lbma.org.uk/good-delivery