Carat to Gram Converter

1 Carat = 0.2 Gram
swap_vert
ct

Carat vs Gram Comparison Chart

Source - CaratTarget - Gram

Carat (ct) - Definition and Overview

What is Carat?

The carat (ct) is a unit of mass equal to 200 mg, and is used for measuring gemstones and pearls.

Summary

  • A carat is a unit of mass used for measuring gemstones and pearls
  • One carat is equal to 200 milligrams (0.2 grams)
  • The carat is a standard unit in the jewelry industry for expressing the weight of diamonds and other precious stones.

Gram (g) - Definition and Overview

What is Gram?

The gram(g) is a unit of mass in the metric system. It was originally defined in 1795 as -the absolute weight of a volume of pure water equal to the cube of the hundredth part of a metre(1 cubic centimeter) , at the temperature of melting ice.

Summary

  • A gram is a unit of mass in the metric system
  • It was originally defined in 1795 as the absolute weight of a volume of pure water equal to the cube of the hundredth part of a meter (1 cubic centimeter) at the temperature of melting ice
  • The symbol for gram is g
  • The gram is commonly used worldwide in various fields, including science, cooking, medicine, and trade.

How to Convert Carat to Gram?

1 Carat is equal to 0.2 Gram. To convert Carat to Gram, use this simple formula:

Gram = Carat x 0.2

So, just multiply the number of Carat by 0.2 to get equivalent value in Gram.

Example 1:

Convert 5 Carat to Gram
5 x 0.2 = 1 Gram

Example 2:

Convert 7.5 Carat to Gram
7.5 x 0.2 = 1.5 Gram

Author Information

Rajesh V U photo

Rajesh V U

Full-Stack Developer & Storage Technologist | Creator of UnitSmash.com
Last updated: September 1, 2026

I am a Storage Technologist with strong experience in enterprise storage systems, Angular development, and web-based tools. I enjoy building practical calculators, converters, and utilities, and I also create original cartoons. I share my tools, articles, and creative work on my personal website, rajeshvu.com.

WebsiteLinkedIn