In 1 stones there are 6,350.29318 grams. Meanwhile in 1 grams there are 0.000157 stones. Keep reading to learn more about each unit of measure and how they are calculated. Or just use the Grams to Stones calculator above to convert any number.
* Values rounded to 6 decimal places for readability
To convert stones to grams, use a fixed conversion factor.
Example:
Tip: If you need a quick estimate, use 1 st ≈ 6,350 g.
One stone equals 6,350.29318 grams. This value is based on the UK stone (st), where 1 stone equals 14 pounds, and 1 pound equals 453.59237 grams.
Multiply the number of stones by 6,350.29318.
Formula: grams = stones × 6,350.29318
1 stone = 6,350.29318 grams. Many people round this to 6,350 g for quick estimates.
2 stone = 12,700.58636 grams. Rounded to the nearest gram, that’s 12,701 g.
5 stone = 31,751.4659 grams. Rounded, that’s 31,751 g.
10 stone = 63,502.9318 grams. Rounded, that’s 63,503 g.
Half a stone is 0.5 st, which equals 3,175.14659 grams. Rounded, that’s 3,175 g.
The stone became a standard unit in Britain for body weight and trade. Over time, 14 pounds per stone became the fixed value in common use.
Yes. Stone is often used for body weight in the UK and Ireland. Many other countries use kilograms and grams instead.
No. The stone is an imperial unit. Grams are metric, so converting stones to grams helps when you need metric values.
The conversion is exact when you use 1 st = 6,350.29318 g. Differences only happen when numbers get rounded for display or daily use.
Rounding depends on what you need. For body weight, rounding to the nearest 1 g or 10 g often works. For cooking, shipping, or lab use, keep more decimals until the final step.
A gram (g) is a small metric unit used worldwide. A stone (st) is a larger imperial unit, mostly used in the UK and Ireland for body weight.
Yes. Stones can be a decimal value, like 11.5 st. The same formula works: grams = stones × 6,350.29318.
Convert everything to pounds first, then convert pounds to grams.
1 st 0 lb equals 6,350.29318 grams.
12 stone = 76,203.51816 grams. Rounded, that’s 76,204 g.
15 stone = 95,254.3977 grams. Rounded, that’s 95,254 g.
Divide grams by 6,350.29318.
Formula: stones = grams ÷ 6,350.29318
The most common issues are mixing up pounds and stones, using 6,350 instead of 6,350.29318 when you need precision, and rounding too early in the math.
The Calculate Box tool to convert stones to grams uses the open source script Convert.js to convert units of measurement. To use this tool, simply type a stones value in the box and have it instantly converted to grams.