Ounce to Carat Converter (oz to ct)

How to Convert Ounce to Carat

Formula: Carat = Ounce × 141.747615

Example: 1 oz = 141.747615 ct

You can also use the interactive converter above. Simply enter any Ounce value and the equivalent Carat value will appear instantly. Click the ⇄ button to reverse the conversion.

Beyond the calculator above, it helps to understand what these two units actually represent and where you will run into them in everyday life.

Step-by-step example — Convert 8 oz to ct:

What is Ounce and Carat?

An Ounce (oz) is one-sixteenth of an avoirdupois pound, commonly used for smaller weights in the US customary system.

A Carat (ct) is a unit of mass equal to exactly 200 milligrams, used almost exclusively for gemstones and pearls.

Real World Uses of Ounce to Carat Conversion

• Ounce: Commonly used for measuring food portion sizes and packaged snack weights.
• Carat: Commonly used for stating the weight of diamonds and other gemstones.
• Ounce: Commonly used in the US for postage weight and small food portions.
• Carat: Commonly used by jewelers to price diamonds and gemstones — a higher carat weight means a larger stone.

Frequently Asked Questions

What is the formula to convert Ounce to Carat?

The formula is: Carat = Ounce x 141.747615. Multiply any Ounce value by 141.747615 to get the equivalent in Carat.

What is 1 Ounce in Carat?

1 oz = 141.747615 ct.

How many Ounce are in 1 Carat?

1 ct = 0.007054792 oz.

Is Ounce bigger or smaller than Carat?

Ounce is bigger than Carat. 1 Ounce = 141.747615 ct.

What is 16 oz in ct?

16 oz = 2,267.96184 ct.

What is 5 ct in oz?

5 ct = 0.03527396211 oz.

Is an ounce of weight the same as a fluid ounce?

No — an ounce (oz) measures weight, while a fluid ounce (fl oz) measures volume. They share a name but measure completely different things.