Convert carats to ounces

Explanation

From this page you can convert carats to ounces (or ct to oz) simply, by using the application above.

In case you are wondering, to convert from carats to ounces you need to multiply by 0.007055. This factor is calculated using the respective definitions of the two units you can find below.

Formula

1 ct≈0.007055 oz

caratsct

dimension	mass
symbol	ct

The carat (ct) is a unit of mass used for measuring gemstones and pearls.

Definition of the carat

The carat was defined in 1907 as being equal to exactly 200 milligrams.

Fourth General Conference on Weights and Measures p. 89

Some Facts

The largest rough diamond ever found is the Cullinan Diamond, it weighed 3106.75 carats (621.35 grams).

The largest cut diamond on the other hand is the Golden Jubilee Diamond with a weight of 545.67 carats (109.134 grams).

Related Conversions

ouncesoz

dimension	mass
symbol	oz

The ounce (oz) is a unit of mass in the international mass and length units.

Definition of the ounce

One ounce is equal to ¹⁄₁₆ of a pound.

From the Weights and Measures Act of 1985: PART VI: Measurement of Mass

Value in terms of the SI

One ounce is equal to 28.349523125 grams.

History

From the Latin uncia, one-twelfth of a libra, the Roman pound. The abbreviation oz came later from the italian word onza.

International Mass Units

grain	gr
dram	dr	27¹¹⁄₃₂ grains
ounce	oz	16 drams
pound	lb	16 ounces
stone*	st	14 pounds
quarter*	qr	2 stones
short hundredweight^†	cwt	100 pounds
long hundredweight*	cwt	4 quarters
short ton^†	st	20 short hundredweight
long ton*	lt	20 long hundredweight

* specific to the United Kingdom

^† specific to the United States of America

The International Mass and Length Units

The International Mass and Length Units are units based on the international yard and the international pound.

They were created in 1959 when Australia, Canada, New Zealand, South Africa, the United Kingdom and the United States of America agreed upon a common definition of the yard and the pound.