Below you will find other Units of Weights and Measurements that are listed with the Troy Units.
- Troy Pound (0.37kg):
A mass unit is used to measure precious metals. There are 12 troy ounces in every troy pound. One troy pound is equal to 373 grams.
2. Troy Ounce:
The traditional unit of weight for precious metals and gems.
1 troy ounce = 480 grains
1 troy ounce = 24 scruples
1 troy ounce = 20 pennyweights (North American jewelery trade)
1 troy ounce = 1.097 ordinary ounce
1 troy ounce = 8 drams
1 troy ounce = 31.1034768 grams.
1 troy ounce = 120 carats
1 troy ounce = 155.52 metric carats (diamonds / precious stones).
3.75 troy ounces = 10 tolas (Indian sub-continent)
6.02 troy ounces = 5 taels (
12 troy ounce=1 troy pound
14.583 troy ounce =16 avoirdupois ounce (1Pound)
32.15 troy ounces = 1 kilogramme (Kilo)
32,150 troy ounces = 1 metric ton (1,000 kilos)
1000 troy ounces = 31.1 kilograms
3. pennyweight (dwt):
The pennyweight was the weight of a silver penny in medieval
It is no coincidence that there were 240 pennies to the English pound.
240 silver pennies were equivalent to a pound of silver.
The word sterling applies both to the English pound and to the standard
purity of silver.
1 pennyweight = 24 grains (dwt) (1 old time French penny)
1.55 grams=1 pennyweight (dwt)
20 dwt=1 troy ounce
240 pennyweights = 1 pound troy
24 grains=1 dwt
1 pennyweight =.05 troy ounce
1 gram=.643 pennyweight
4. Gram:
1 gram =.03215 troy ounce
1 gram =.643 pennyweight
1.555 grams = 1 pennyweight (dwt)
1 gram =0.00267923 apothecary or troy pound
1 gram =0.00220462 avoirdupois pound
1 gram =0.0321507 apothecary or troy ounce
1 gram =0.564383 avoirdupois dram
1 gram =0.257206 apothecary or troy dram
1 gram =0.6430149 pennyweight
1 gram =0.771618 scruple
1 gram =15.4324 grains
1 gram =1x10^-6 metric ton
1 gram =1x10^-4 myriagram
1 gram =0.001 kilogram
1 gram =5 metric carats
1 gram =1000 milligrams
1 gram =1x10^6 microgram
1 Gram = 5 Carats
5. Gram-Calorie (mean):
Gram-Calorie (mean) =1.5593x10^-6 horse power hours
Gram-Calorie (mean) =0.001 kilogram calorie
Gram-Calorie (mean) = 0.0011628 watt-hour
Gram-Calorie (mean) =0.001459 cubic foot atmosphere
Gram-Calorie (mean) =0.0039685 BTU (mean)
Gram-Calorie (mean) =0.0039685 BTU (mean)
Gram-Calorie (mean) =0.041311 liter-atmosphere
Gram-Calorie (mean) =0.42685 kilogram-meter
Gram-Calorie (mean) =3.0874 foot-pounds
Gram-Calorie (mean) =4.186 joules (absolute)
Gram-Calorie (mean) =99.334 foot-poundals
Gram-calorie (15°C) = 4.185 joules (absolute).
Gram-calorie (20°C) = 4.181 joules (absolute).
Gram-centimeter =2.3427x10^-8 kilogram-calorie (mean)
Gram-centimeter =9.2972x10^-8 BTU (mean)
Gram-centimeter =1x10^-5 kilogram-meter
Gram-centimeter =2.3427x10^-5 gram-calorie (mean)
Gram-centimeter =7.233x10^-5 foot-pound
Gram-centimeter =9.80665x10^-5 joule (absolute)
Gram-centimeter =980.7 ergs
6. Grain:
An ancient unit which was originally based on the weight of a grain of wheat. The grain is the smallest unit of weight in the avoirdupois, troy, and apothecaries systems. Surprisingly it is identical in all three systems.
1 grain = 64.8 milligrams
1 grain = 0.0648 grams
4 grains = 1 carat
15.432 grains = 1 gram
20 grains = 1 scruple
24 grains =1 pennyweight
480 grains = 1 troy ounce
5760 grains = 1 troy pound
437.5 grains = 1 ounce avoirdupois
7000 grains = 1 pound avoirdupois
Grain = 1/7000 avoirdupois pound
Grain = 1/5760 apothecary or troy pound
Grain = 0.0022857 avoirdupois ounce
Grain = 0.0020833 apothecary or troy ounce
Grain = 0.03657143 avoirdupois dram
Grain = 0.016667 apothecary or troy dram
Grain = 0.0416667 troy pennyweight
Grain = 0.05000 apothecary scruple
Grain =0.064798918 gram
Grain =0.3240 metric carat
Grain =64.798918 milligram
7. Dram or Drachm:
An ancient unit of weight, also a Greek coin. It is believed to have originally meant the amount which one could hold in one's hand.
16 drams = 1 ounce avoirdupois
8 drams = 1 ounce apothecaries
1 drams = 27.34375 grains
1 dram = 1.772 grams
3 scruples = 1 drachm
20 grains = 1 scruple
8. Momme:
A unit of weight previously used in
75 grains = momme
18.75 carats = 1 momme
3.75 grams = 1 momme
9. Imperial System:
A British system developed and refined from the earlier Roman systems used in
Kevin Loughrey from Non Volatile Technologies Pty Ltd contributed some corrections below.
20 cwt = 1 ton (40 bushells or 160 stones) = 1 ton avoirdupois
4 stones = 1 bushell (56lbs)
1 hundredweight (cwt) = 112lbs (2 bushells, or 8 stones)
14 pounds avoirdupois = 1 stone avoirdupois
16 ounces avoirdupois = 1 pound avoirdupois
1 ounce avoirdupois = 28.349523 grams approx.
1 pound avoirdupois = 453.59237 grams
1 ton avoirdupois = 2240 pounds avoirdupois
10. Conversion Formulas:
Use these formulas to convert!
Carats to Dwt x by .12860
Carats to Grams x by .2
Dwt to Carats x by 7.776
Dwt to Grams x by 1.5552
Dwt to Troy oz x by .05
Grams to Carats x by 5.0
Grams to Dwt x by .64301
Avoir Oz to Troy oz x by .91146
Avoir Oz to Grams x by 28.3495
Troy Oz to Avoir oz x by 1.091
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