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15 Carats in Grams (ct to g)

15 ct = 3 g

15 Carats equals 3 Grams (15 ct = 3 g).

Quick Facts: Carats to Grams

Conversion
15 Carats = 3 Grams
Formula
Apply the conversion factor
Calculation
15 ct → 3 g
Reverse
3 g = 15 ct
Also equals
300 cg · 30 dg · 0.3 dag · 1.69 dr · 46.3 gr · 0.03 hg · 0.003 kg · 3,000,000 μg

How Much Is 15 ct?

15 ct is roughly A museum-quality gemstone

How to Convert Carats to Grams

g = ct ÷ 5
Divide the value in Carats by 5
  1. Start with 15 ct
  2. Calculate 15 ÷ 5
  3. The result is 3 g

Worked example: 15 ct = 3 g

Common Carats to Grams Conversions

Carats (ct) Grams (g) Status
0.1 ct 0.02 g
0.25 ct 0.05 g
0.5 ct 0.1 g
0.75 ct 0.15 g
1 ct 0.2 g
1.5 ct 0.3 g
2 ct 0.4 g
3 ct 0.6 g
5 ct 1 g
10 ct 2 g
15 ct 3 g Current
20 ct 4 g
25 ct 5 g
50 ct 10 g
100 ct 20 g
250 ct 50 g
500 ct 100 g
1,000 ct 200 g
5,000 ct 1,000 g

Want to learn more? Read our complete Carats to Grams guide with formula, FAQ, and background info.