⚖️ Points (Gem) to Stone Converter

5.0 out of 5 (1 rating)

Enter details

1 point =
3.14946 × 10⁻⁷ stone
1 stone =
3,175,150 points
Formula
st = pt × 3.14946 × 10⁻⁷
Handy values
100 pt = 3.14946 × 10⁻⁵ st · 1,000 pt = 0.000314946 st · 10,000 pt = 0.00314946 st

Rate this calculator

Was it useful? A quick star rating helps others — and you can leave a comment too.
Rate it: ★ ★ ★ ★ ★

⚡ Points (Gem) to Stone: the quick answer

1 pt = 3.14946 × 10⁻⁷ st 1 point equals 3.14946 × 10⁻⁷ stone

To convert points to stone, multiply the value by 3.14946 × 10⁻⁷. To go the other way, multiply stone by 3,175,150 to get points.

↔ Convert stone to points instead

🧮 Formula

Points (Gem) to Stone
st = pt × 3.14946 × 10⁻⁷
Stone to Points (Gem)
pt = st × 3,175,150

Where

  • pt = the weight in points
  • st = the weight in stone
Every unit here is defined by its weight in kilograms, so the conversion factor is (kilograms per point) ÷ (kilograms per stone).

📊 Points (Gem) to Stone conversion table

Points (Gem) (pt)Stone (st)
1 pt3.14946 × 10⁻⁷ st
5 pt1.57473 × 10⁻⁶ st
10 pt3.14946 × 10⁻⁶ st
25 pt7.87365 × 10⁻⁶ st
50 pt1.57473 × 10⁻⁵ st
100 pt3.14946 × 10⁻⁵ st
250 pt7.87365 × 10⁻⁵ st
500 pt0.000157473 st
1,000 pt0.000314946 st
2,500 pt0.000787365 st
5,000 pt0.00157473 st
10,000 pt0.00314946 st
100,000 pt0.0314946 st
1,000,000 pt0.314946 st

✏️ Worked examples

Convert 25 points to stone

25 pt × 3.14946 × 10⁻⁷ = 7.87365 × 10⁻⁶ st

Try this example →

Convert 250 points to stone

250 pt × 3.14946 × 10⁻⁷ = 7.87365 × 10⁻⁵ st

Try this example →

📘 About these units

Point (pt). A point is one hundredth of a carat (2 mg), used for small diamonds.

Stone (st). A stone is 14 pounds (6.35 kg), used for body weight in the UK and Ireland.

❓ Frequently asked questions

How many stone are in one point?

There are 3.14946 × 10⁻⁷ stone in one point.

How do I convert points to stone?

Multiply the number of points by 3.14946 × 10⁻⁷. For example, 10 points equal 3.14946 × 10⁻⁶ stone.

How many points are in one stone?

One stone equals 3,175,150 points.

How many stone is 1,000 points?

0.000314946 stone. Other common values: 100 points = 3.14946 × 10⁻⁵ stone and 10,000 points = 0.00314946 stone.

What people are saying
★★★★★
Anonymous · 22 Oct 2026