The largest standard gold bar you can purchase is the . While larger custom bars exist for museum display, the 400 oz bar is the global benchmark for institutional trading and is available to high-net-worth individual investors through major mints and bullion dealers. The 400 oz "Good Delivery" Bar
: While globally recognized, they are less liquid than smaller bars because they must be sold all at once; you cannot sell "half" of a 400 oz bar unless using a pooled gold service . Comparisons: Institutional vs. World Record
: Typically around 11 inches long , with standard dimensions ranging from 210–290 mm in length and 55–85 mm in width.