Grams to Pennyweights (g → dwt)

0.64301

1.0000 g = 0.64301 dwt

Formula

1 g = 0.6430149313725596 dwt
PennyweightsGrams (Swap Units)

Conversion Table

gdwt
00
1.00000.64301
2.00001.2860
3.00001.9290
4.00002.5721
5.00003.2151
6.00003.8581
7.00004.5011
8.00005.1441
9.00005.7871
10.0006.4301
11.0007.0732
12.0007.7162
13.0008.3592
14.0009.0022
15.0009.6452
16.00010.288
17.00010.931
18.00011.574
19.00012.217
gdwt
20.00012.860
21.00013.503
22.00014.146
23.00014.789
24.00015.432
25.00016.075
26.00016.718
27.00017.361
28.00018.004
29.00018.647
30.00019.290
31.00019.933
32.00020.576
33.00021.219
34.00021.863
35.00022.506
36.00023.149
37.00023.792
38.00024.435
39.00025.078
gdwt
40.00025.721
41.00026.364
42.00027.007
43.00027.650
44.00028.293
45.00028.936
46.00029.579
47.00030.222
48.00030.865
49.00031.508
50.00032.151
51.00032.794
52.00033.437
53.00034.080
54.00034.723
55.00035.366
56.00036.009
57.00036.652
58.00037.295
59.00037.938
gdwt
60.00038.581
61.00039.224
62.00039.867
63.00040.510
64.00041.153
65.00041.796
66.00042.439
67.00043.082
68.00043.725
69.00044.368
70.00045.011
71.00045.654
72.00046.297
73.00046.940
74.00047.583
75.00048.226
76.00048.869
77.00049.512
78.00050.155
79.00050.798

Grams to Pennyweights Conversion

Converting Grams (g) to Pennyweights (dwt) is a common weight conversion. 1 g equals 0.643015 dwt. For example, 100 g is equal to 64.301493 dwt.

Quick Mental Math: Grams to Pennyweights

Divide by approximately 1.56 to convert grams to pennyweights.

Why is converting Grams to Pennyweights tricky?

The non-round conversion factor is unintuitive.

Quick Reference Values

1 g = 0.643015 dwt. 5 g = 3.215075 dwt. 10 g = 6.430149 dwt. 25 g = 16.075373 dwt. 50 g = 32.150747 dwt. 100 g = 64.301493 dwt.

What is Grams?

Grams (g) is a unit of weight. The gram is a metric unit of mass equal to one thousandth of a kilogram, the SI base unit for mass. Precisely, 1 gram equals 0.001 kilograms. It is widely used for scientific, culinary, and commercial measurements due to its convenience in expressing small to moderate masses [bipm-si-brochure]. The gram was originally defined in France in 1795 as the mass of one cubic centimeter of water at 4 °C. The modern definition links it directly to the kilogram, standardized by the International Committee for Weights and Measures in the 19th century to unify metric mass units [bipm-si-brochure]. The gram is universally used worldwide, especially in medicine, food production, and chemistry. It is the preferred unit in countries using the metric system and is endorsed by international standards such as the SI and ISO 80000 [bipm-si-brochure, iso-80000].

What is Pennyweights?

Pennyweights (dwt) is a unit of weight. A pennyweight (dwt) is a unit of mass equal to 1.55517384 grams exactly. It is defined as one-twentieth of a troy ounce, making it 1/240th of a pound in the troy weight system used for precious metals [nist-si-guide]. The pennyweight is primarily used in the jewelry and precious metals industries for measuring small quantities of gold, silver, and gemstones. The pennyweight originated in medieval England as part of the troy weight system standardized in the 15th century. It was formally adopted for use in precious metals trades to provide consistent mass measurements [nist-si-guide]. Pennyweights remain in use primarily in the United States and the United Kingdom within jewelry, bullion trading, and pawn industries. International standards bodies acknowledge it as a non-SI unit still relevant in specific sectors [bipm-si-brochure].

Common Misspellings

People often search for this conversion using these alternate spellings: gram, grams, gramm, gramms, garm, penny weight, pennywight, pennywate, penyweight. All of these refer to the Grams to Pennyweights conversion.

Common Conversions