Ounces to Carats Converter

1 ounce (oz) equals 141.747615625 carats (ct).

Quick answer

  • 1 ounce = 141.7476156 carats
  • 1 carat = 0.00705479239 ounces
  • Formula: ct = oz × 141.747615625

1 ounce = 141.7476156 carats

How to convert ounces to carats

ct = oz × 141.747615625

To convert ounces to carats, multiply the number of ounces by 141.747615625.

Example: 18 oz to ct

  1. Start with the value in ounces: 18 oz.
  2. Multiply by 141.747615625: 18 × 141.747615625 = 2,551.457081.
  3. Result: 18 ounces = 2,551.457081 carats.

Going the other way, 1 carat = 0.00705479239 ounces, so to convert carats back to ounces you divide by the same number. See carats to ounces.

Ounces to carats conversion table

Ounces (oz)Carats (ct)
0.25 oz 35.43690391 ct
0.5 oz 70.87380781 ct
0.75 oz 106.3107117 ct
1 oz 141.7476156 ct
1.5 oz 212.6214234 ct
2 oz 283.4952313 ct
2.5 oz 354.3690391 ct
3 oz 425.2428469 ct
4 oz 566.9904625 ct
5 oz 708.7380781 ct
6 oz 850.4856937 ct
7 oz 992.2333094 ct
8 oz 1,133.980925 ct
9 oz 1,275.728541 ct
10 oz 1,417.476156 ct
11 oz 1,559.223772 ct
12 oz 1,700.971387 ct
13 oz 1,842.719003 ct
14 oz 1,984.466619 ct
15 oz 2,126.214234 ct
16 oz 2,267.96185 ct
17 oz 2,409.709466 ct
18 oz 2,551.457081 ct
19 oz 2,693.204697 ct
20 oz 2,834.952313 ct
21 oz 2,976.699928 ct
22 oz 3,118.447544 ct
23 oz 3,260.195159 ct
24 oz 3,401.942775 ct
25 oz 3,543.690391 ct
26 oz 3,685.438006 ct
27 oz 3,827.185622 ct
28 oz 3,968.933237 ct
29 oz 4,110.680853 ct
30 oz 4,252.428469 ct
31 oz 4,394.176084 ct
32 oz 4,535.9237 ct
33 oz 4,677.671316 ct
34 oz 4,819.418931 ct
35 oz 4,961.166547 ct

More oz to ct values

What is an ounce?

The ounce (avoirdupois ounce) is a unit of mass equal to one sixteenth of a pound, exactly 28.349523125 grams.

More about ounces →

What is a carat?

The carat is the unit of mass for gemstones and pearls, equal to exactly 200 milligrams.

More about carats →

Convert ounces to other units

Convert other units to carats

Frequently asked questions

How many carats are in an ounce?

One ounce is 141.7476156 carats.

How many ounces are in a carat?

One carat is 0.00705479239 ounces.

What is the formula to convert ounces to carats?

ct = oz × 141.747615625.