Convert carat to stone (UK)
Please provide values below to convert carat [car, ct] to stone (UK) [st (UK)], or Convert stone (UK) to carat.
How to Convert Carat to Stone (Uk)
1 car, ct = 3.14946088835539e-05 st (UK)
Example: convert 15 car, ct to st (UK):
15 car, ct = 15 × 3.14946088835539e-05 st (UK) = 0.000472419133253309 st (UK)
Carat to Stone (Uk) Conversion Table
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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.
Stone (Uk)
A stone (st) is a British unit of weight equal to 14 pounds avoirdupois, primarily used for measuring body weight.
History/Origin
The stone has origins in medieval England, where it was used as a practical unit of weight for trade and commerce. Its use has persisted in the UK for measuring human body weight, despite the metric system's adoption elsewhere.
Current Use
Today, the stone is still commonly used in the UK and Ireland for personal weight measurement, especially in the context of health and fitness, although it is largely replaced by kilograms in official and international contexts.