16 Carat to Gram
Quick answer
16 Carat (ct) equals
3.2 g
To convert 16 Carats to Grams, multiply by 0.2. Therefore, 16 Carat (ct) equals 3.2 Gram (g).
Formula: g = ct × 0.2. Calculation: 16 × 0.2 = 3.2 g.
Convert Carat (ct) to Gram (g) online with our free unit converter. In mass, 1 ct = 0.2 g. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Carat to Gram
- Step 1 — start with the formula. g = ct × 0.2
- Step 2 — substitute your figure. 16 ct × 0.2
- Step 3 — read the result. 16 ct = 3.2 g
- Step 4 — check it in reverse. ct = g × 5 returns 16 ct, which matches the figure you started with.
Mass Converter
26 units available
16 ct = 3.2 g
Formula:
g = ct × 0.2With your value: 16 ct = 3.2 g
How big is that?
Everyday references on a logarithmic scale, all expressed in carat so you can sanity-check the result.
Other Carat to Gram conversions
Carat to Gram Conversion Table
| Carat (ct) | Gram (g) |
|---|---|
| 0.5 | 0.1 |
| 1 | 0.2 |
| 2 | 0.4 |
| 5 | 1 |
| 10 | 2 |
| 15 | 3 |
| 20 | 4 |
| 25 | 5 |
| 50 | 10 |
| 100 | 20 |
| 250 | 50 |
| 500 | 100 |
| 1000 | 200 |
Gram to Carat Conversion Table
| Gram (g) | Carat (ct) |
|---|---|
| 0.5 | 2.5 |
| 1 | 5 |
| 2 | 10 |
| 5 | 25 |
| 10 | 50 |
| 15 | 75 |
| 20 | 100 |
| 25 | 125 |
| 50 | 250 |
| 100 | 500 |
| 250 | 1,250 |
| 500 | 2,500 |
| 1000 | 5,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Carat (ct)
Mass
The metric carat is exactly 200 mg, agreed internationally in 1907.
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Gram (g)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Standards and context behind Carat to Gram
- Metric carat
- Fixed at exactly 200 mg by the 4th CGPM (1907) and adopted internationally.
- Karat (gold purity)
- A separate concept — parts in 24 of gold fineness, not a mass unit.
How to Convert Carat to Gram
To convert from Carat (ct) to Gram (g), multiply the value by 0.2.
Formula: g = ct × 0.2
Reverse: ct = g × 5
Step-by-Step Example
- Start with your value in Carat. For example: 5 ct
- Multiply by the conversion factor: 5 x 0.2
- The result is: 1 g
Carat and Gram Relationship
This calculation facilitates standardized conversion between recognized units of mass. Since 1 Carat represents a fraction of a Gram (1 Gram ≈ 5 Carats), the Gram is the larger measurement interval. Understanding the relationship between Carat and Gram is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Carat
The carat equals 200 milligrams and is the standard unit for measuring gemstone weight.
Fun Fact: The word "carat" comes from the carob seed, which was used as a balance weight in ancient gem trading.
Common uses of Carat: gemstones, diamonds, jewelry.
About Gram
The gram equals one thousandth of a kilogram. It is commonly used for measuring food, ingredients, and small items.
Common uses of Gram: cooking, nutrition labels, jewelry.
Frequently Asked Questions
- What is 16 Carat in Gram?
- 16 Carat equals 3.2 Gram.
- How many Grams are in 1 Carat?
- There are exactly 0.2 Grams in 1 Carat. This means the conversion factor from Carat to Gram is 0.2.
- What is the formula to convert Carat to Gram?
- The formula to convert Carat to Gram is: g = ct × 0.2. For example, to convert 10 Carats to Grams, you would multiply 10 by 0.2.
- What is a Carat?
- The carat equals 200 milligrams and is the standard unit for measuring gemstone weight.
- What is a Gram?
- The gram equals one thousandth of a kilogram. It is commonly used for measuring food, ingredients, and small items.
- What are the common uses of Carat?
- The Carat is commonly used in gemstones, diamonds, jewelry.
- Is carat a measure of size or weight?
- Weight. One metric carat is exactly 0.2 grams. Gold "karat" with a K is a purity fraction and unrelated.
Related Mass Conversions
Cite this page
UnitConvertLab. (2026). 16 Carat to Gram. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/16-carat-to-gram