Mass and Weight · Unit Converter

Convert Point (1/100 carat) to Ratti

Convert points (1/100 carat) to rattis instantly. 1 point (1/100 carat) = 0.0164609053 ratti — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Ratti 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.

Indian / South Asian

Ratti

What is a ratti?

The ratti equals about 0.1215 gram, the smallest traditional South Asian weight.

Origin of the ratti

Based on the seed of the Gunja plant (Abrus precatorius), or 'raktika' in Sanskrit.

Where it is used

Gemstones and gold in Indian and South Asian jewelry.

When and where it was developed

One of the oldest weight units of the Indian subcontinent, later standardized.

Point (1/100 carat) to Ratti 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 points (1/100 carat) and rattis:

1 pt = 0.0164609053 ratti
1 ratti = 60.75 pt

To convert points (1/100 carat) to rattis, multiply the value in points (1/100 carat) by 0.0164609053. To reverse, multiply rattis by 60.75.

How to use this converter

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

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

  1. Write down the value in points (1/100 carat) (pt).
  2. Multiply that value by the factor 0.0164609053.
  3. The product is the equivalent value in rattis (ratti).
  4. To reverse, multiply the ratti value by 60.75.

Worked examples

Example 1 — Convert 1 pt to ratti:
1 × 0.0164609053 = 0.0164609053 ratti

Example 2 — Convert 100 pt to ratti:
100 × 0.0164609053 = 1.646090535 ratti

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 × 0.0164609053 = 0.049382716 ratti

Real-world example — Plastic-film thickness alternates

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

150 pt × 0.0164609053 = 2.4691358025 ratti

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 rattis for direct comparison across supplier datasheets.

70 pt × 0.0164609053 = 1.1522633745 ratti

Point (1/100 carat) to Ratti conversion table

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

Point (1/100 carat) [pt]Ratti [ratti]
0.010.0001646091
0.10.0016460905
10.0164609053
20.0329218107
30.049382716
40.0658436214
50.0823045267
100.1646090535
200.329218107
300.4938271605
400.658436214
500.8230452675
1001.646090535
5008.2304526749
100016.4609053498

Frequently asked questions

How many rattis is 1 point (1/100 carat)?
1 point (1/100 carat) equals 0.0164609053 ratti.
How do I convert points (1/100 carat) to rattis?
Multiply the value in points (1/100 carat) by 0.0164609053 to get rattis.
How do I convert rattis back to points (1/100 carat)?
Multiply the value in rattis by 60.75, or use the Ratti to Point (1/100 carat) converter.
How many rattis is 100 points (1/100 carat)?
100 points (1/100 carat) equals 1.646090535 rattis, because 100 × 0.0164609053 = 1.646090535.

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

Show all Point (1/100 carat) conversions
Metric / SI (18 units)
Point (1/100 carat) to Attogram (ag) Point (1/100 carat) to Femtogram (fg) Point (1/100 carat) to Picogram (pg) Point (1/100 carat) to Nanogram (ng) Point (1/100 carat) to Microgram (µg) Point (1/100 carat) to Milligram (mg) Point (1/100 carat) to Centigram (cg) Point (1/100 carat) to Decigram (dg) Point (1/100 carat) to Gram (g) Point (1/100 carat) to Dekagram (dag) Point (1/100 carat) to Hectogram (hg) Point (1/100 carat) to Kilogram (kg) Point (1/100 carat) to Quintal (metric) (q) Point (1/100 carat) to Metric Ton (t) Point (1/100 carat) to Gigagram (Gg) Point (1/100 carat) to Teragram (Tg) Point (1/100 carat) to Petagram (Pg) Point (1/100 carat) to Exagram (Eg)
Avoirdupois (15 units)
Point (1/100 carat) to Grain (gr) Point (1/100 carat) to Dram (avoirdupois) (dr) Point (1/100 carat) to Ounce (oz) Point (1/100 carat) to Pound (lb) Point (1/100 carat) to Clove (clove) Point (1/100 carat) to Stone (US) (st) Point (1/100 carat) to Stone (UK) (st) Point (1/100 carat) to Quarter (US) (qr) Point (1/100 carat) to Quarter (UK) (qr) Point (1/100 carat) to Hundredweight (US) (cwt) Point (1/100 carat) to Hundredweight (UK) (cwt) Point (1/100 carat) to Wey (wey) Point (1/100 carat) to Kilopound (kip) (kip) Point (1/100 carat) to Ton (short, US) (sh tn) Point (1/100 carat) to Ton (long, UK) (long tn)
Troy & Apothecary (9 units)
Point (1/100 carat) to Carat (metric) (ct) Point (1/100 carat) to Scruple (apothecary) (s ap) Point (1/100 carat) to Pennyweight (dwt) Point (1/100 carat) to Momme (mom) Point (1/100 carat) to Mace (mace) Point (1/100 carat) to Dram (apothecary/troy) (dr ap) Point (1/100 carat) to Troy Ounce (oz t) Point (1/100 carat) to Tael (tael) Point (1/100 carat) to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Point (1/100 carat) to Ratti (ratti) Point (1/100 carat) to Masha (masha) Point (1/100 carat) to Tola (tola) Point (1/100 carat) to Chittack (Chatank) (chittack) Point (1/100 carat) to Seer (Ser) (seer) Point (1/100 carat) to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Point (1/100 carat) to Electron Mass (rest) (me) Point (1/100 carat) to MeV/c2 (MeV/c²) Point (1/100 carat) to Muon Mass (mµ) Point (1/100 carat) to Atomic Mass Unit (u) Point (1/100 carat) to Proton Mass (mp) Point (1/100 carat) to Neutron Mass (mn) Point (1/100 carat) to Deuteron Mass (md) Point (1/100 carat) to Carbon-12 Atom Mass (C-12) Point (1/100 carat) to Planck Mass (mP)
Astronomical (4 units)
Point (1/100 carat) to Lunar Mass (Moon) (M☾) Point (1/100 carat) to Earth's Mass (M⊕) Point (1/100 carat) to Jupiter Mass (MJ) Point (1/100 carat) to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Point (1/100 carat) to Lepton (Biblical Roman) (lepton) Point (1/100 carat) to Quadrans (Biblical Roman) (quadrans) Point (1/100 carat) to Assarion (Biblical Roman) (assarion) Point (1/100 carat) to Gerah (Biblical Hebrew) (gerah) Point (1/100 carat) to Drachma (Biblical Greek) (drachma) Point (1/100 carat) to Denarius (Biblical Roman) (denarius) Point (1/100 carat) to Bekan (Biblical Hebrew) (bekah) Point (1/100 carat) to Didrachma (Biblical Greek) (didrachma) Point (1/100 carat) to Shekel (Biblical Hebrew) (shekel) Point (1/100 carat) to Tetradrachma (Biblical Greek) (tetra) Point (1/100 carat) to Mina (Biblical Greek) (mina) Point (1/100 carat) to Mina (Biblical Hebrew) (mina) Point (1/100 carat) to Talent (Biblical Greek) (talent) Point (1/100 carat) to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Point (1/100 carat) to Poundal (pdl) Point (1/100 carat) to Ton (assay) (US) (AT) Point (1/100 carat) to Ton (assay) (UK) (AT) Point (1/100 carat) to Kilogram-force square second/meter (hyl) Point (1/100 carat) to Slug (slug)

Sources & references

Conversion factor (1 pt = 0.0164609053 ratti) verified against the following authoritative sources:

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