Precious metals such as gold and silver are quoted and traded by weight in troy ounces, which is the standard unit for measuring them.
October 17, 2025
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general
Explains the common unit of measure used in precious-metals markets.
Physical gold bullion is commonly sold in fractional weights such as one-half troy ounce and one-quarter troy ounce, enabling investors to buy smaller and lower-cost quantities of gold.
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product
Fractional bullion products provide lower entry costs for investors who do not wish or cannot afford to buy a full troy ounce.