⚖️ Carats to Dan (Piculs) Converter

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1 carat =
4 × 10⁻⁶ dan (piculs)
1 dan (picul) =
250,000 carats
Formula
dan = ct × 4 × 10⁻⁶
Handy values
100 ct = 0.0004 dan · 1,000 ct = 0.004 dan · 10,000 ct = 0.04 dan

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⚡ Carats to Dan (Piculs): the quick answer

1 ct = 4 × 10⁻⁶ dan 1 carat equals 4 × 10⁻⁶ dan (piculs)

To convert carats to dan (piculs), multiply the value by 4 × 10⁻⁶. To go the other way, multiply dan (piculs) by 250,000 to get carats.

↔ Convert dan (piculs) to carats instead

🧮 Formula

Carats to Dan (Piculs)
dan = ct × 4 × 10⁻⁶
Dan (Piculs) to Carats
ct = dan × 250,000

Where

  • ct = the weight in carats
  • dan = the weight in dan (piculs)
Every unit here is defined by its weight in kilograms, so the conversion factor is (kilograms per carat) ÷ (kilograms per dan (picul)).

📊 Carats to Dan (Piculs) conversion table

Carats (ct)Dan (Piculs) (dan)
1 ct4 × 10⁻⁶ dan
5 ct2 × 10⁻⁵ dan
10 ct4 × 10⁻⁵ dan
25 ct0.0001 dan
50 ct0.0002 dan
100 ct0.0004 dan
250 ct0.001 dan
500 ct0.002 dan
1,000 ct0.004 dan
2,500 ct0.01 dan
5,000 ct0.02 dan
10,000 ct0.04 dan
100,000 ct0.4 dan
1,000,000 ct4 dan

✏️ Worked examples

Convert 25 carats to dan (piculs)

25 ct × 4 × 10⁻⁶ = 0.0001 dan

Try this example →

Convert 250 carats to dan (piculs)

250 ct × 4 × 10⁻⁶ = 0.001 dan

Try this example →

📘 About these units

Carat (ct). The metric carat is 200 milligrams, the unit for diamonds and gemstones.

Dan (picul) (dan). The Chinese dan is 50 kg (100 jin). Used in: Asia — China.

❓ Frequently asked questions

How many dan (piculs) are in one carat?

There are 4 × 10⁻⁶ dan (piculs) in one carat.

How do I convert carats to dan (piculs)?

Multiply the number of carats by 4 × 10⁻⁶. For example, 10 carats equal 4 × 10⁻⁵ dan (piculs).

How many carats are in one dan (picul)?

One dan (picul) equals 250,000 carats.

How many dan (piculs) is 1,000 carats?

0.004 dan (piculs). Other common values: 100 carats = 0.0004 dan (piculs) and 10,000 carats = 0.04 dan (piculs).

What people are saying
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Anonymous · 22 Oct 2026