How Much Is a Bar of Gold Weigh?

  • Gold prices are quoted in troy ounces.
  • Gold jewelry is often sold in troy ounces.
  • The price of gold is often calculated in troy ounces.

The price of gold, as well as gold jewelry, is often calculated in troy ounces. A troy ounce is a unit of weight that is equal to 1/12 of a pound. The weight of gold is measured in troy ounces due to the fact that it is sold by weight, and jewelery such as rings and necklaces have weight as well.



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how much a bar of gold weigh

Gold's Density

Gold is a dense metal. A bar of gold is 1.2 pounds, 0.321 kilograms, 32.15 Troy ounces, 1.0 troy ounces, or 31.1 grams.
Gold's Density by Pressed Gold
A troy ounce of gold, the standard unit of measure, weighs 31.1035 grams. However, there are many variations in gold's density. The gold pressed in jewelry or coins is denser than that in bars. A 22-karat gold coin weighs approximately 8 grams, and a 24-karat coin weighs around 12 grams. A 22-karat gold bar weighs approximately 12.76 grams, while a 24-karat bar weighs 16.23 grams.

Bar Sizes

1 oz: 31.1035 g

1/2 oz: 15.5479 g

1/4 oz: 7.2527 g

1/10 oz: 3.1359 g

1/20 oz: 1.5359 g

1/25 oz: 1.0359 g

1/50 oz: 0.5359 g

1/100 oz: 0.2359 g

1/250 oz: 0.1359 g

1/500 oz: 0.0359 g

In fractional ounces, a 1/10 oz gold bar weighs 1.0331 grams, while a 1/16 oz bar weighs 0.6354 grams.



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Gold Certificate Sizes

• 1 ounce: 31.1 grams

• 1 troy ounce: 31.1 grams

• 1 kilo: 32.1 grams

• 1 kilogram: 32.1 grams

• 1 ton: 32,150.00 grams

• 1 tola: 32.150 grams

• 1 tael: 32.150 grams

• 1 tael, Chinese: 32.150 grams

• 1 tael, Korean: 32.150 grams

• 1 tael, Indian: 32.150 grams

• 1 tael, Malay: 32.150 grams

• 1 tael, Indonesian: 32.150 grams

• 1 tael, Thai: 32.150 grams

• 1 tael, Vietnamese: 32.150 grams

• 1 tael, Burmese: 32.150 grams

• 1 tael, Pakistani: 32.150 grams

• 1 tola, Arabic: 32.150 grams

• 1 tola, Persian: 32.150 grams

• 1 tola, Turkish: 32.150 grams

• 1 tola, Russian: 32.150 grams

• 1 tola, Swiss: 32.150 grams

• 1 tael, Mexican: 32.150 grams

• 1 tael, American: 32.150 grams

• 1 tael, Canadian: 32.150 grams

• 1 tael, South African: 32.150 grams

• 1 tael, Australian: 32.150 grams

• 1 tael, British: 32.150 grams

• 1 tael, Mexican, 1982: 32.150 grams

• 1 tael, Mexican, 1983: 32.150 grams

• 1 tael, Mexican, 1984: 32.150 grams

• 1 ta

Fractional Gold

A troy ounce of pure gold is 31.103 grams, or about 1/13th of a pound. A troy ounce of gold is 90 percent larger than the standard avoirdupois ounce. The troy ounce was the most popular weight for gold until the U.S. Mint adopted it in 1828.
Gold Bullion
Gold bullion is traded in units of 100 ounces, or 3,215 grams. The troy ounce is still used to measure gold bullion, but for practical purposes, gold is traded in troy ounces.

Gold Coin Sizes

1/10 oz. gold coin
1/4 oz. gold coin
1/2 oz. gold coin
1 oz. gold coin
These are the most common sizes of gold coins, but other sizes exist. Gold bars also come in many sizes, but they are often created to be one troy ounce, or 31.1 grams.