Carats to Grains (ct to gr) conversion calculator

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1ct = 3.08647gr

Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.

Carats to Grains conversion formula

Carats to Grains conversion formula

Grains = Carats * 3.08647167

1 Carats to Grains calculation

Grains = Carats * 3.08647167

Grains = 1 * 3.0864716705883

Grains = 3.08647

Grains to Carats (Swap units)

What is a carat?

A metric carat is a unit of mass used to measure gemstones and pearls. One carat is equivalent to 200 milligrams or 0.2 grams. This unit is commonly used in the jewelry industry to determine the weight of precious stones such as diamonds, sapphires, and rubies. The carat weight of a gemstone is a crucial factor in determining its value and is often used in conjunction with other factors such as cut, color, and clarity to assess its overall quality.

What are grains?

Grains are a unit of measurement commonly used in the imperial system to measure the weight of small objects such as bullets, arrows, and jewelry.

One grain is equivalent to approximately 0.0648 grams or 0.0023 ounces and are still used in certain industries where precision is crucial, such as in the production of pharmaceuticals and supplements.

 

 

Carats to Grains table

Starting value
Increment
Accuracy
Carats
Grains
0ct
0.00000gr
1ct
3.08647gr
2ct
6.17294gr
3ct
9.25942gr
4ct
12.34589gr
5ct
15.43236gr
6ct
18.51883gr
7ct
21.60530gr
8ct
24.69177gr
9ct
27.77825gr
10ct
30.86472gr
11ct
33.95119gr
12ct
37.03766gr
13ct
40.12413gr
14ct
43.21060gr
15ct
46.29708gr
16ct
49.38355gr
17ct
52.47002gr
18ct
55.55649gr
19ct
58.64296gr
Carats
Grains
20ct
61.72943gr
21ct
64.81591gr
22ct
67.90238gr
23ct
70.98885gr
24ct
74.07532gr
25ct
77.16179gr
26ct
80.24826gr
27ct
83.33474gr
28ct
86.42121gr
29ct
89.50768gr
30ct
92.59415gr
31ct
95.68062gr
32ct
98.76709gr
33ct
101.85357gr
34ct
104.94004gr
35ct
108.02651gr
36ct
111.11298gr
37ct
114.19945gr
38ct
117.28592gr
39ct
120.37240gr
Carats
Grains
40ct
123.45887gr
41ct
126.54534gr
42ct
129.63181gr
43ct
132.71828gr
44ct
135.80475gr
45ct
138.89123gr
46ct
141.97770gr
47ct
145.06417gr
48ct
148.15064gr
49ct
151.23711gr
50ct
154.32358gr
51ct
157.41006gr
52ct
160.49653gr
53ct
163.58300gr
54ct
166.66947gr
55ct
169.75594gr
56ct
172.84241gr
57ct
175.92889gr
58ct
179.01536gr
59ct
182.10183gr
Carats
Grains
60ct
185.18830gr
61ct
188.27477gr
62ct
191.36124gr
63ct
194.44772gr
64ct
197.53419gr
65ct
200.62066gr
66ct
203.70713gr
67ct
206.79360gr
68ct
209.88007gr
69ct
212.96655gr
70ct
216.05302gr
71ct
219.13949gr
72ct
222.22596gr
73ct
225.31243gr
74ct
228.39890gr
75ct
231.48538gr
76ct
234.57185gr
77ct
237.65832gr
78ct
240.74479gr
79ct
243.83126gr