Stone to Grams Converter

About the st to g calculation

One stone is exactly 6,350.29 grams, so converting between them is a single multiplication. Enter any value above and the result updates as you type. A British unit of exactly 14 pounds, still the normal way to state bodyweight in the UK. The everyday cooking and food-labelling unit in metric countries.

Formula

g = st × 6,350.29

1 st = 6,350.29 g
1 g = 0.00015747 st

Worked example

To convert 11 st, multiply by 6,350.29: 11 × 6,350.29 = 69,853.22 g.

Frequently asked questions

How many grams are in a stone?

There are 6,350.29 grams in one stone. To convert any amount, multiply the number of stone by 6,350.29.

How do I convert grams back to stone?

Divide instead of multiplying, or equivalently multiply by 0.00015747. One gram is 0.00015747 stone.

Is this conversion exact?

Yes. Since the international agreement of 1959, the relationship between stone and grams is defined exactly rather than measured, so the only rounding here is in how many decimal places we show.

Where is each of these units used?

Stone: a British unit of exactly 14 pounds, still the normal way to state bodyweight in the UK. Grams: the everyday cooking and food-labelling unit in metric countries.

Sources

• NIST Special Publication 811 — Guide for the Use of the International System of Units