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Gram to Carat (gemstone)

g
Carat (gemstone) (ct)
ct

ct = g × 5.00000

Quick Reference: Gram to Carat (gemstone)

gct
0.10.5
0.52.5
15
210
525
1050

How to Convert Gram to Carat (gemstone)

Formula:

ct = g × 5.00000

Example:

1 g = 5 ct

  1. Enter the value in Gram you want to convert
  2. The result is calculated automatically
  3. Copy your result in Carat (gemstone) or continue converting

About Gram and Carat (gemstone)

Converting grams to carats is the reverse of the standard gemstone weight calculation. Since 1 carat = 0.2 grams exactly, 1 gram = 5 carats. This conversion is used to find how many carats a known gram weight represents.

Common Uses for This Conversion

Used by jewelers pricing loose gemstones by weight, custom jewelers designing pieces from raw stones, import declarations, and collectors calculating total carat weight of a collection.

💡Did You Know?

The largest diamond ever found, the Cullinan Diamond, weighed 3,106.75 carats (621.35 grams) when discovered in South Africa in 1905. It was cut into multiple stones, the largest of which is set in the British Crown Jewels.

Frequently Asked Questions

To convert kilograms to pounds, multiply the kilogram value by 2.20462. For example, 70 kg = 70 × 2.20462 = 154.32 lbs. Our free weight converter performs this calculation instantly.
There are exactly 16 ounces in one pound. To convert pounds to ounces, multiply by 16. To convert ounces to pounds, divide by 16.
A stone is a unit of weight equal to 14 pounds or approximately 6.35 kilograms. It is commonly used in the United Kingdom and Ireland for measuring body weight.
To convert grams to ounces, divide the gram value by 28.3495. For example, 100 grams = 100 ÷ 28.3495 = 3.527 ounces. Our converter handles this automatically.
Mass measures the amount of matter in an object (measured in kilograms), while weight measures the gravitational force on an object (measured in newtons). In everyday use, these terms are often used interchangeably, and our converter works with standard weight units.

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