How many g is 250 ct?
250 ct = 50 g
It is 50 g, so saying 50 g is fine — rounding is within 0.5%.
And how many ct is 250 g?
250 g = 1,250 ct
Formula: g = ct × 0.2
ct to g around this value
70 ct14g
90 ct18g
110 ct22g
130 ct26g
150 ct30g
170 ct34g
190 ct38g
210 ct42g
230 ct46g
250 ct50g
270 ct54g
290 ct58g
310 ct62g
330 ct66g
350 ct70g
370 ct74g
390 ct78g
410 ct82g
430 ct86g
450 ct90g