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Free tool · Sizing guide

Parsi Kasti Size Calculator

Over years and years of Kasti weaving experience we have made a Kasti Size Formula and easy guide to measure Kasti. We have a simple aim, to educate everyone how to measure Kasti size.

A kasti is the sacred cord Zoroastrians tie around the waist in prayer. Its length is sized in Gaj: one Gaj equals 27 inches. Enter your waist measurement, or the length of a cotton thread wrapped three times around your waist, and the calculator works out your Gaj size and shows every step of the arithmetic.

Always remember, 1 Gaj Kasti = 27 Inches. Both the Laars are included in the measurement. But keep some extra length, as you don't tie the Kasti on the Laar.
Choose how to measure
inches
Measured around the waist where the kasti is tied, not over layers of clothing.
Why is length added to the waist number? The formula builds in slack for wrapping the cord three times, tying it, and for the wool tightening slightly after repeated washing over the years.
inches
The full length of thread used for all three wraps, not the length of one loop.
How to measure:
  1. Take a length of cotton thread and wrap it three times around the waist, the way a kasti is worn: kept slightly loose, not cinched.
  2. Mark and measure the full length of thread used, including both tasselled ends (laars).
  3. Enter that total length here.
—Gaj
Enter a measurement above to see your size.

How this number was reached

  1. Your step-by-step working appears here.

This formula includes over time shrinkage due to washing.

Method 1 · Quick

Measure Kasti size using the formula

  1. Measure your waistTake a measure tape & measure waist size in Inches.
  2. Put the number in the formula( Waist Size × 3 ) + 15, then divide by 27.
  3. Calculate the GajThe answer is your Kasti size in Gaj.

Gaj = ((Waist Size × 3) + 15) ÷ 27

Note, this formula includes over time shrinkage due to washing.

Contact Details

Example

Waist size 40 inches

  1. Step 1You measure your waist where you tie the Kasti: 40 Inches.
  2. Step 2Multiply by 3 for the three wraps: 40 × 3 = 120 Inches.
  3. Step 3Add 15 Inches for tying the Laars and shrinkage: 120 + 15 = 135 Inches.
  4. Step 4Divide by 27: 135 ÷ 27 = 5. Yes, 5 Gaj is your Kasti Size.

If the answer falls between two sizes, always take the next higher size.

Method 2 · Most accurate

Measure Kasti size using cotton thread

This is the most easy & accurate way to measure a Kasti.

  1. Wrap a cotton threadTake a Cotton Thread or Nada. Wrap around your waist 3 times just like wearing a Kasti. Keep it slightly loose according to your comfort.
  2. Measure itNow, measure the length using a measuring tape in Inches.
  3. Divide by 27Finally, divide the number by 27 (as 1 Gaj = 27 Inches).

Yes, now you have a correct measurement of your Parsi Kasti. This is the most accurate way to find measurement.

Cotton thread (dori) used to measure the Kasti length

Cotton Thread

Example

Let's take an example for easy understanding

  1. Step 1You have a Cotton Thread or Nada in your hand. Wrapping 3 times around your waist just like wearing a Kasti, you have a length.
  2. Step 2Now, measure the length using a measuring tape in Inches.
  3. Step 3Suppose your length is measured as 132 Inches.
  4. Step 4Look at the table and take a next higher number. So, the next higher number to 132 is 135 Inches. Yes, 5 Gaj is your Kasti Size.

You can also measure your existing Kasti length in Inches and look at the table accordingly.

Still have a doubt? Avail our Free Consultation Now!

Gaj reference table

Parsi Kasti Size Chart

Standard sizes run in half-Gaj steps, from 3 to 8 Gaj. Your calculated size is highlighted below, so you can see its neighbours if you are between two sizes and deciding whether to size up.

SizeKasti lengthFits waist up toPrice
3 Gaj81″22″On request
3.5 Gaj94.5″26.5″On request
4 Gaj108″31″On request
4.5 Gaj121.5″35.5″₹2,475In stock
5 Gaj135″40″₹2,750In stock
5.5 Gaj148.5″44.5″₹3,025In stock
6 Gaj162″49″₹3,300In stock
6.5 Gaj175.5″53.5″On request
7 Gaj189″58″On request
7.5 Gaj202.5″62.5″On request
8 Gaj216″67″On request

1 Gaj = 27 inches. All measurements in inches, Laars included. 4.5 to 6 Gaj are in stock (tap a price to order); other sizes are woven on request.

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