Convert pennyweight to carat
Please provide values below to convert pennyweight [pwt] to carat [car, ct], or Convert carat to pennyweight.
1 pwt = 7.7758692 car, ct. To convert pennyweight to carat, multiply the value by 7.7758692; to go the other way, divide by it (1 car, ct = 0.128602986275 pwt). Both units measure weight and mass and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 pwt = 7.7758692 car, ct
- 1 car, ct = 0.128602986275 pwt
- 10 pwt = 77.758692 car, ct
- 100 pwt = 777.58692 car, ct
How to Convert Pennyweight to Carat
1 pwt = 7.7758692 car, ct
Example: convert 15 pwt to car, ct:
15 pwt = 15 × 7.7758692 car, ct = 116.638038 car, ct
Pennyweight to Carat Conversion Table
| pennyweight | carat |
|---|---|
| 1 pwt | 7.7758692 car, ct |
| 2 pwt | 15.5517384 car, ct |
| 3 pwt | 23.3276076 car, ct |
| 5 pwt | 38.879346 car, ct |
| 10 pwt | 77.758692 car, ct |
| 20 pwt | 155.517384 car, ct |
| 50 pwt | 388.79346 car, ct |
| 100 pwt | 777.58692 car, ct |
| 500 pwt | 3887.9346 car, ct |
| 1000 pwt | 7775.8692 car, ct |
Pennyweight
The pennyweight (pwt) is a unit of weight traditionally used in measuring precious metals and gemstones, equivalent to 1/20 of a troy ounce or 1.555 grams.
History/Origin
Originating in the medieval period, the pennyweight was used in the troy weight system for weighing gold and silver, especially in the jewelry and precious metals industries. Its use has persisted in certain regions and industries for historical and practical reasons.
Current Use
Today, the pennyweight is primarily used in the jewelry trade and precious metals markets to specify weights of gold, silver, and gemstones, especially in the United States and in contexts where precise measurement of small quantities is required.
Carat
A carat is a unit of mass used to measure gemstones and pearls, equal to 200 milligrams.
History/Origin
The carat originated from the carob seed, which was historically used as a counterweight in balance scales due to its uniform weight. The term has been used since the 16th century to measure precious stones.
Current Use
Today, the carat is primarily used in the jewelry industry to specify the weight of diamonds and other gemstones, with 1 carat equaling 0.2 grams.
Frequently Asked Questions
What is 1 pennyweight in carat?
1 pennyweight (pwt) = 7.7758692 carat (car, ct).
How do you convert pennyweight to carat?
Multiply the pennyweight value by 7.7758692. For example, 25 pwt × 7.7758692 = 194.39673 car, ct.
What is 10 pennyweight in carat?
10 pwt = 77.758692 car, ct.
Which unit is larger, the pennyweight or the carat?
The pennyweight is the larger unit: 1 pwt = 7.7758692 car, ct.