Mass and Weight · Unit Converter

Convert Chittack (Chatank) to Point (1/100 carat)

Convert chittacks (chatank) to points (1/100 carat) instantly. 1 chittack (chatank) = 29159.51 point (1/100 carat) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Point (1/100 carat) to Chittack (Chatank) 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 June 10, 2026 Last reviewed June 10, 2026 Updated June 10, 2026

Units explained

Indian / South Asian

Chittack (Chatank)

What is a chittack (chatank)?

The chittack (chatank) equals one-sixteenth of a seer, about 58.3 grams.

Origin of the chittack (chatank)

A traditional South Asian unit in the seer-based system.

Where it is used

Historical grocery and provisions weighing in India and Bangladesh.

When and where it was developed

Part of the pre-metric South Asian weight system.

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.

Chittack (Chatank) to Point (1/100 carat) conversion formula

Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.

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

1 chittack = 29159.51 pt

1 pt = 3.429413e-5 chittack

To convert chittacks (chatank) to points (1/100 carat), multiply the value in chittacks (chatank) by 29159.51. To reverse, multiply points (1/100 carat) by 3.429413e-5.

How to use this converter

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

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

Write down the value in chittacks (chatank) (chittack).
Multiply that value by the factor 29159.51.
The product is the equivalent value in points (1/100 carat) (pt).
To reverse, multiply the point (1/100 carat) value by 3.429413e-5.

Worked examples

Example 1 — Convert 1 chittack to pt:
1 × 29159.51 = 29159.51 pt

Example 2 — Convert 100 chittack to pt:
100 × 29159.51 = 2915951 pt

Real-world example — Adjacent small-scale precision

One chittack (chatank) equals 1,000 points (1/100 carat) — the standard sub-millimeter precision conversion that materials engineers use whenever they switch between bulk material thickness specs (larger unit) and surface-finish characteristics (smaller unit).

1 chittack × 29159.51 = 29159.51 pt

Real-world example — Adjacent metric sub-units

One chittack (chatank) equals 1,000 points (1/100 carat). Engineers move between these scales constantly: PCB feature sizes in the larger unit, wire-bond diameters in the smaller.

1 chittack × 29159.51 = 29159.51 pt

Chittack (Chatank) to Point (1/100 carat) conversion table

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

Chittack (Chatank) [chittack]	Point (1/100 carat) [pt]
0.01	291.5951
0.1	2915.951
1	29159.51
2	58319.02
3	87478.53
4	116638.04
5	145797.55
10	291595.1
20	583190.2000000001
30	874785.3
40	1166380.4000000001
50	1457975.5
100	2915951
500	1.457976e+7
1000	2.915951e+7

Frequently asked questions

How many points (1/100 carat) is 1 chittack (chatank)?

1 chittack (chatank) equals 29159.51 point (1/100 carat).

How do I convert chittacks (chatank) to points (1/100 carat)?

Multiply the value in chittacks (chatank) by 29159.51 to get points (1/100 carat).

How do I convert points (1/100 carat) back to chittacks (chatank)?

Multiply the value in points (1/100 carat) by 3.429413e-5, or use the Point (1/100 carat) to Chittack (Chatank) converter.

How many points (1/100 carat) is 100 chittacks (chatank)?

100 chittacks (chatank) equals 2915951 points (1/100 carat), because 100 × 29159.51 = 2915951.

Convert Chittack (Chatank) to other weight units

Show all Chittack (Chatank) conversions

Metric / SI (18 units)

Avoirdupois (15 units)

Troy & Apothecary (10 units)

Chittack (Chatank) to Point (1/100 carat) (pt) Chittack (Chatank) to Carat (metric) (ct) Chittack (Chatank) to Scruple (apothecary) (s ap) Chittack (Chatank) to Pennyweight (dwt) Chittack (Chatank) to Momme (mom) Chittack (Chatank) to Mace (mace) Chittack (Chatank) to Dram (apothecary/troy) (dr ap) Chittack (Chatank) to Troy Ounce (oz t) Chittack (Chatank) to Tael (tael) Chittack (Chatank) to Pound (troy/apothecary) (lb t)

Indian / South Asian (5 units)

Chittack (Chatank) to Ratti (ratti) Chittack (Chatank) to Masha (masha) Chittack (Chatank) to Tola (tola) Chittack (Chatank) to Seer (Ser) (seer) Chittack (Chatank) to Maund (Mann) (maund)

Scientific / Atomic (9 units)

Chittack (Chatank) to Electron Mass (rest) (me) Chittack (Chatank) to MeV/c2 (MeV/c²) Chittack (Chatank) to Muon Mass (mµ) Chittack (Chatank) to Atomic Mass Unit (u) Chittack (Chatank) to Proton Mass (mp) Chittack (Chatank) to Neutron Mass (mn) Chittack (Chatank) to Deuteron Mass (md) Chittack (Chatank) to Carbon-12 Atom Mass (C-12) Chittack (Chatank) to Planck Mass (mP)

Astronomical (4 units)

Chittack (Chatank) to Lunar Mass (Moon) (M☾) Chittack (Chatank) to Earth's Mass (M⊕) Chittack (Chatank) to Jupiter Mass (MJ) Chittack (Chatank) to Sun's Mass (M☉)

Biblical / Ancient (14 units)

Force / Engineering (5 units)

Chittack (Chatank) to Poundal (pdl) Chittack (Chatank) to Ton (assay) (US) (AT) Chittack (Chatank) to Ton (assay) (UK) (AT) Chittack (Chatank) to Kilogram-force square second/meter (hyl) Chittack (Chatank) to Slug (slug)

Sources & references

Conversion factor (1 chittack = 29159.51 pt) verified against the following authoritative sources:

BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.

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