A metric carat is exactly 200 milligrams.
Carats to Gigagrams
Convert carats (ct) to gigagrams (Gg) instantly. Free online weight converter with formulas, tables and examples.
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Gigagram is 1000000000 gram units.
Gg = ct × 2e-10
Results update instantly for Carats to Gigagrams conversions.
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Formula
Gg = ct × 2e-10
ct = Gg ÷ 2e-10
Conversion table
| 1 ct | 2.000000e-10 Gg |
| 5 ct | 1.000000e-09 Gg |
| 10 ct | 2.000000e-09 Gg |
| 20 ct | 4.000000e-09 Gg |
| 50 ct | 1.000000e-08 Gg |
| 100 ct | 2.000000e-08 Gg |
| 500 ct | 1.000000e-07 Gg |
| 1000 ct | 2.000000e-07 Gg |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the carat (ct). A metric carat is exactly 200 milligrams.
What is the destination unit in this conversion?
The destination unit is the gigagram (Gg). Gigagram is 1000000000 gram units.
How do I convert carats to gigagrams?
Multiply the number of carats by 2e-10 to get the equivalent value in gigagrams. For example, 5 ct × 2e-10 = 1.000000e-09 Gg.
Is the carat to gigagram conversion exact?
Yes. This converter uses a fixed factor of 2e-10, so results are precise and consistent every time you use it.
Where is this conversion commonly used?
It's used in everyday measurement, shipping and logistics, scientific and industrial work, and any context where you need to switch between carat and gigagram values.
Can I convert gigagrams back to carats?
Yes. Multiply the gigagrams value by 5000000000, or divide it by 2e-10, to convert back to carats.
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About this conversion
This page converts carats (ct) into gigagrams (Gg) using the Universal Converter's mass conversion engine.
Carat-to-Gigagram conversions are useful for everyday calculations, scientific work, shipping, and any task that mixes different weight or mass units.
The formula is Gg = ct × 2e-10, based on the standard definitions of carat and gigagram.
Because the conversion factor is fixed, results stay consistent and repeatable no matter how many times you calculate them.
Carat: A metric carat is exactly 200 milligrams. Gigagram: Gigagram is 1000000000 gram units.