Mass and Weight · Unit Converter

Convert Point (1/100 carat) to Centigram

Convert points (1/100 carat) to centigrams instantly. 1 point (1/100 carat) = 0.2 centigram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Centigram to Point (1/100 carat) converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Troy & Apothecary

Point (1/100 carat)

What is a point (1/100 carat)?

A point equals one-hundredth of a carat, or 2 milligrams.

Origin of the point (1/100 carat)

A subdivision of the metric carat for very small stones.

Where it is used

The diamond trade, for sub-carat stones.

When and where it was developed

Adopted alongside the metric carat in the 20th-century gem trade.

Metric / SI

Centigram

What is a centigram?

A centigram (cg) equals 0.00001 kilogram, or 0.01 gram.

Origin of the centigram

From the SI prefix 'centi-' (from Latin 'centum', hundred).

Where it is used

Used in pharmacology and analytical chemistry.

When and where it was developed

Part of the original metric system of 1795.

Point (1/100 carat) to Centigram conversion formula

The relationship between points (1/100 carat) and centigrams:

1 pt = 0.2 cg
1 cg = 5 pt

To convert points (1/100 carat) to centigrams, multiply the value in points (1/100 carat) by 0.2. To reverse, multiply centigrams by 5.

How to use this converter

Type a value into the calculator. The result in centigrams updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Centigram to Point (1/100 carat) converter for the reverse direction.

Step-by-step: convert points (1/100 carat) to centigrams

  1. Write down the value in points (1/100 carat) (pt).
  2. Multiply that value by the factor 0.2.
  3. The product is the equivalent value in centigrams (cg).
  4. To reverse, multiply the centigram value by 5.

Worked examples

Example 1 — Convert 1 pt to cg:
1 × 0.2 = 0.2 cg

Example 2 — Convert 100 pt to cg:
100 × 0.2 = 20 cg

Real-world example — Paper and film thicknesses

At the thickness of office paper (roughly 3 points (1/100 carat)), converting between sub-millimeter units is routine for packaging and printing buyers comparing quotes from metric and US suppliers.

3 pt × 0.2 = 0.6 cg

Real-world example — Plastic-film thickness alternates

A 150-point (1/100 carat) plastic film converts cleanly to centigrams — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.

150 pt × 0.2 = 30 cg

Real-world example — Hair-width scale measurements

A 70-point (1/100 carat) measurement (about the diameter of a human hair) is the kind of value materials engineers regularly express in adjacent micro-scale units like centigrams for direct comparison across supplier datasheets.

70 pt × 0.2 = 14 cg

Point (1/100 carat) to Centigram conversion table

Standard reference values for converting points (1/100 carat) to centigrams:

Point (1/100 carat) [pt]Centigram [cg]
0.010.002
0.10.02
10.2
20.4
30.6
40.8
51
102
204
306
408
5010
10020
500100
1000200

Frequently asked questions

How many centigrams is 1 point (1/100 carat)?
1 point (1/100 carat) equals 0.2 centigram.
How do I convert points (1/100 carat) to centigrams?
Multiply the value in points (1/100 carat) by 0.2 to get centigrams.
How do I convert centigrams back to points (1/100 carat)?
Multiply the value in centigrams by 5, or use the Centigram to Point (1/100 carat) converter.
How many centigrams is 100 points (1/100 carat)?
100 points (1/100 carat) equals 20 centigrams, because 100 × 0.2 = 20.

Convert Point (1/100 carat) to other weight units

Show all Point (1/100 carat) conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (9 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 pt = 0.2 cg) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.