Mass and Weight · Unit Converter

Convert Chittack (Chatank) to Seer (Ser)

Convert chittacks (chatank) to seers (ser) instantly. 1 chittack (chatank) = 0.0625000013 seer (ser) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Seer (Ser) 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 Last reviewed Updated

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.

Indian / South Asian

Seer (Ser)

What is a seer (ser)?

The seer (ser) equals about 933 grams, or eighty tola (close to one kilogram).

Origin of the seer (ser)

From Hindi/Urdu 'ser', a major pre-metric trade weight.

Where it is used

Historical grain, milk, and produce trade across South Asia.

When and where it was developed

Standardized in British India; aligned near 1 kg after metrication.

Chittack (Chatank) to Seer (Ser) 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 seers (ser):

1 chittack = 0.0625000013 seer
1 seer = 15.9999996571 chittack

To convert chittacks (chatank) to seers (ser), multiply the value in chittacks (chatank) by 0.0625000013. To reverse, multiply seers (ser) by 15.9999996571.

How to use this converter

Type a value into the calculator. The result in seers (ser) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Seer (Ser) to Chittack (Chatank) converter for the reverse direction.

Step-by-step: convert chittacks (chatank) to seers (ser)

  1. Write down the value in chittacks (chatank) (chittack).
  2. Multiply that value by the factor 0.0625000013.
  3. The product is the equivalent value in seers (ser) (seer).
  4. To reverse, multiply the seer (ser) value by 15.9999996571.

Worked examples

Example 1 — Convert 1 chittack to seer:
1 × 0.0625000013 = 0.0625000013 seer

Example 2 — Convert 100 chittack to seer:
100 × 0.0625000013 = 6.250000134 seer

Real-world example — Furniture and large objects

A 72-chittack (chatank) piece of furniture converts to a value in seers (ser) that's easier to mentally compare with room dimensions. This is the typical workflow when shopping internationally and product specs use a different unit than your room measurements.

72 chittack × 0.0625000013 = 4.5000000965 seer

Real-world example — Children's height milestones

A 150-chittack (chatank)-tall child measures a value in seers (ser) that's commonly used for theme-park ride height requirements when travelling between countries that use different measurement units.

150 chittack × 0.0625000013 = 9.3750002009 seer

Real-world example — Body height conversion

You enter your height as 180 chittacks (chatank) into an international job or visa application. The form then asks for the same value in seers (ser) — converting between these adjacent units is one of the most-used length conversions globally.

180 chittack × 0.0625000013 = 11.2500002411 seer

Chittack (Chatank) to Seer (Ser) conversion table

Standard reference values for converting chittacks (chatank) to seers (ser):

Chittack (Chatank) [chittack]Seer (Ser) [seer]
0.010.000625
0.10.0062500001
10.0625000013
20.1250000027
30.187500004
40.2500000054
50.3125000067
100.6250000134
201.2500000268
301.8750000402
402.5000000536
503.125000067
1006.250000134
50031.2500006698
100062.5000013396

Frequently asked questions

How many seers (ser) is 1 chittack (chatank)?
1 chittack (chatank) equals 0.0625000013 seer (ser).
How do I convert chittacks (chatank) to seers (ser)?
Multiply the value in chittacks (chatank) by 0.0625000013 to get seers (ser).
How do I convert seers (ser) back to chittacks (chatank)?
Multiply the value in seers (ser) by 15.9999996571, or use the Seer (Ser) to Chittack (Chatank) converter.
How many seers (ser) is 100 chittacks (chatank)?
100 chittacks (chatank) equals 6.250000134 seers (ser), because 100 × 0.0625000013 = 6.250000134.

Convert Chittack (Chatank) to other weight units

Show all Chittack (Chatank) conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (5 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 chittack = 0.0625000013 seer) verified against the following authoritative sources:

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