Available for sale is a rare Johnson Matthey 1 Kilo .999 Silver Poured Bar. This variety is reported with an under 25 mintage on all Engelhard, this bar represents the lowest serial number known. This variety has an 'A' after the serial which is seldom seen, typically you will have a 'D' after the serial. Own an awesome all original JM 1 Kilo bar with a scarce serial number variety and you will own the lowest know the serial number! Stack quality!