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Convert Carats to Ounces

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Measurement

Weight Converter
10 sig. figures
Formula1 ct ร— 0.00705479239 = 0.00705479239 oz
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About Weight Conversions

Global trade, healthcare, and science all depend on accurate mass. The kilogram became the SI base unit, redefined in 2019 against the Planck constant, yet pounds, ounces, and stones still run much of industry. Shipping shows the stakes: a wrong weight on a customs declaration or freight calculation brings fines or delays. Pharmacy and chemistry push the other way, where a milligram off changes a dose or a reaction's stoichiometry. The range below spans atomic mass units used in molecular chemistry up to metric tons used in bulk freight, every factor tied to the NIST Reference on Constants.

Quick Conversions

CaratsOunces
1 ct0.00705479 oz
2 ct0.0141096 oz
5 ct0.035274 oz
10 ct0.0705479 oz
25 ct0.17637 oz
50 ct0.35274 oz
100 ct0.705479 oz
250 ct1.7637 oz
500 ct3.5274 oz
1000 ct7.05479 oz
Unit NameSymbolPer 1 Carat
Atomic Mass Unitu1.20443 ร— 10ยฒยณ
Caratct1
Gramg0.2
Kilogramkg0.0002
Long Tonlong tn1.96841 ร— 10โปโท
Metric Tont2 ร— 10โปโท
Milligrammg200
Ounceoz0.00705479
Poundlb0.000440925
Short TonUS ton2.20462 ร— 10โปโท
Stonest0.0000314946

Frequently Asked Questions

How do I convert Carats to Ounces?

To convert Carats to Ounces, use the conversion where 1 Carat (ct) = 0.00705479 Ounces (oz). For example, 1 Carat = 0.00705479 Ounces.

What are common Carat to Ounce conversions?

Here are common conversions: 1 Carats = 0.00705479 Ounces, 5 Carats = 0.035274 Ounces, 10 Carats = 0.0705479 Ounces, 25 Carats = 0.17637 Ounces, 50 Carats = 0.35274 Ounces, 100 Carats = 0.705479 Ounces.

When would I need to convert Carats to Ounces?

Weight conversions come up in international shipping, recipe scaling between metric and imperial measurements, fitness tracking across different gym equipment standards, and scientific research that needs precise mass measurements.

How precise are the conversions?

All conversions use exact factors verified against NIST and ISO standards with up to 10 significant figures of precision. Results are calculated using IEEE 754 double-precision arithmetic, which provides approximately 15-17 significant digits. For temperature and other non-linear conversions, exact formulas are used rather than approximations.

Sources

Read our full methodology โ†’