How many g is 15 ct?
15 ct = 3 g
It is 3 g, so saying 3 g is fine — rounding is within 0.5%.
And how many ct is 15 g?
15 g = 75 ct
Formula: g = ct × 0.2
ct to g around this value
6 ct1.2g
7 ct1.4g
8 ct1.6g
9 ct1.8g
10 ct2g
11 ct2.2g
12 ct2.4g
13 ct2.6g
14 ct2.8g
15 ct3g
16 ct3.2g
17 ct3.4g
18 ct3.6g
19 ct3.8g
20 ct4g
21 ct4.2g
22 ct4.4g
23 ct4.6g
24 ct4.8g
25 ct5g