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400 oz Gold Bar: frequently asked questions
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The best price tracked on this page for a 400oz gold bar is $1,699,225.05 from GoldCore, around 1.9% over spot. At 400 oz of .9999 fine gold, the value is closely tied to the spot gold price, which moves continuously during trading hours.
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A 400 troy ounce gold bar weighs 400 oz, approximately 12.44 kilograms. Troy ounces are the standard unit in precious metals: one troy ounce is 31.1 grams, slightly heavier than an avoirdupois ounce (28.35g). The 400 troy oz bar is heavier than 400 avoirdupois ounces, which would be only about 11.34kg.
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Private ownership of gold bars is legal in the US, UK, Canada, Australia, and most other countries. In the US, restrictions on private gold ownership were lifted by legislation passed in 1974, ending decades of prohibition that dated back to the 1930s. No permit or registration is required to buy or hold a 400oz bar in these markets today.
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A standard LBMA Good Delivery 400oz bar is roughly the size of a large brick, with a slightly trapezoidal cross-section that allows bars to stack efficiently in vaults. Despite its modest dimensions, it weighs over 12kg, which makes it surprisingly heavy to hold in one hand.
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The 400oz bar is the standard unit traded between central banks and institutional investors, so most are held in LBMA-approved vaults in major financial centres. Retail buyers who purchase one typically use allocated professional storage rather than home delivery, given the weight, value, and insurance requirements involved.