Mass and Weight · Unit Converter

Convert Momme to Quarter (US)

Convert mommes to quarters (us) instantly. 1 momme = 0.0003306934 quarter (us) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Quarter (US) to Momme 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

Momme

What is a momme?

The momme (mom) equals 3.75 grams.

Origin of the momme

A traditional Japanese mass unit (Japanese 'monme').

Where it is used

Pearls, and as the standard weight grade for silk fabric.

When and where it was developed

Part of the traditional Japanese shakkanho system.

Avoirdupois

Quarter (US)

What is a quarter (us)?

The US quarter equals one-fourth of a short hundredweight, 25 pounds (about 11.34 kg).

Origin of the quarter (us)

A 'quarter' of the US short hundredweight.

Where it is used

US agricultural and commodity weighing.

When and where it was developed

Defined within the US customary hundredweight system.

Momme to Quarter (US) 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 mommes and quarters (us):

1 mom = 0.0003306934 qr
1 qr = 3023.9491333333 mom

To convert mommes to quarters (us), multiply the value in mommes by 0.0003306934. To reverse, multiply quarters (us) by 3023.9491333333.

How to use this converter

Type a value into the calculator. The result in quarters (us) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Quarter (US) to Momme converter for the reverse direction.

Step-by-step: convert mommes to quarters (us)

  1. Write down the value in mommes (mom).
  2. Multiply that value by the factor 0.0003306934.
  3. The product is the equivalent value in quarters (us) (qr).
  4. To reverse, multiply the quarter (us) value by 3023.9491333333.

Worked examples

Example 1 — Convert 1 mom to qr:
1 × 0.0003306934 = 0.0003306934 qr

Example 2 — Convert 100 mom to qr:
100 × 0.0003306934 = 0.0330693393 qr

Real-world example — Hardware-scale dimensions

A 10-momme fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between mommes and quarters (us) daily when mixing metric and imperial tools.

10 mom × 0.0003306934 = 0.0033069339 qr

Real-world example — Postcard and small-object dimensions

A postcard is about 5 mommes wide. Converting to quarters (us) is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 mom × 0.0003306934 = 0.001653467 qr

Real-world example — Ruler-scale measurements

A 30-momme school ruler converts cleanly to quarters (us) — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 mom × 0.0003306934 = 0.0099208018 qr

Momme to Quarter (US) conversion table

Standard reference values for converting mommes to quarters (us):

Momme [mom]Quarter (US) [qr]
0.013.306934e-6
0.13.306934e-5
10.0003306934
20.0006613868
30.0009920802
40.0013227736
50.001653467
100.0033069339
200.0066138679
300.0099208018
400.0132277357
500.0165346697
1000.0330693393
5000.1653466966
10000.3306933933

Frequently asked questions

How many quarters (us) is 1 momme?
1 momme equals 0.0003306934 quarter (us).
How do I convert mommes to quarters (us)?
Multiply the value in mommes by 0.0003306934 to get quarters (us).
How do I convert quarters (us) back to mommes?
Multiply the value in quarters (us) by 3023.9491333333, or use the Quarter (US) to Momme converter.
How many quarters (us) is 100 mommes?
100 mommes equals 0.0330693393 quarters (us), because 100 × 0.0003306934 = 0.0330693393.

Convert Momme to other weight units

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

Sources & references

Conversion factor (1 mom = 0.0003306934 qr) verified against the following authoritative sources:

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