⚖️ Quarters (UK) to Carats Converter

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1 quarter =
63,502.9 carats
1 carat =
1.57473 × 10⁻⁵ quarters
Formula
ct = qr × 63,502.9
Handy values
5 qr = 317,515 ct · 10 qr = 635,029 ct · 100 qr = 6,350,290 ct

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⚡ Quarters (UK) to Carats: the quick answer

1 qr = 63,502.9 ct 1 quarter equals 63,502.9 carats

To convert quarters to carats, multiply the value by 63,502.9. To go the other way, multiply carats by 1.57473 × 10⁻⁵ to get quarters.

↔ Convert carats to quarters instead

🧮 Formula

Quarters (UK) to Carats
ct = qr × 63,502.9
Carats to Quarters (UK)
qr = ct × 1.57473 × 10⁻⁵

Where

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

📊 Quarters (UK) to Carats conversion table

Quarters (UK) (qr)Carats (ct)
1 qr63,502.9 ct
2 qr127,006 ct
3 qr190,509 ct
4 qr254,012 ct
5 qr317,515 ct
6 qr381,018 ct
7 qr444,521 ct
8 qr508,023 ct
9 qr571,526 ct
10 qr635,029 ct
12 qr762,035 ct
14 qr889,041 ct
15 qr952,544 ct
20 qr1,270,060 ct
21 qr1,333,560 ct
24 qr1,524,070 ct
25 qr1,587,570 ct
30 qr1,905,090 ct
40 qr2,540,120 ct
50 qr3,175,150 ct
60 qr3,810,180 ct
75 qr4,762,720 ct
80 qr5,080,230 ct
100 qr6,350,290 ct
200 qr12,700,600 ct
250 qr15,875,700 ct
300 qr19,050,900 ct
400 qr25,401,200 ct
500 qr31,751,500 ct
750 qr47,627,200 ct
1,000 qr63,502,900 ct

📘 About these units

Quarter (qr). An imperial quarter is 28 pounds (two stone).

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

❓ Frequently asked questions

How many carats are in one quarter?

There are 63,502.9 carats in one quarter.

How do I convert quarters to carats?

Multiply the number of quarters by 63,502.9. For example, 10 quarters equal 635,029 carats.

How many quarters are in one carat?

One carat equals 1.57473 × 10⁻⁵ quarters.

How many carats is 12 quarters?

762,035 carats. Other common values: 5 quarters = 317,515 carats and 100 quarters = 6,350,290 carats.

What people are saying
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Anonymous · 22 Oct 2026