
please note: Customers within the European Union: Please be aware that this item contains nickel and may not be in compliance with EU regulation EN1811-2011.
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Use this handy guide to quickly, easily and accurately convert gauge sizes into inches or millimeters—or vice versa. |
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Gauge |
Inches |
Millimeters |
| 0 |
.325 |
8.26 |
| 2 |
.257 |
6.54 |
| 4 |
.204 |
5.19 |
| 6 |
.162 |
4.12 |
| 8 |
.128 |
3.26 |
| 10 |
.102 |
2.59 |
| 12 |
.081 |
2.05 |
| 13 |
.072 |
1.83 |
| 14 |
.064 |
1.63 |
| 15 |
.057 |
1.45 |
| 16 |
.051 |
1.29 |
| 18 |
.040 |
1.02 |
| 19 |
.036 |
.912 |
| 20 |
.032 |
.812 |
| 21 |
.028 |
.723 |
| 22 |
.025 |
.644 |
| 23 |
.023 |
.573 |
| 24 |
.020 |
.511 |
| 25 |
.018 |
.455 |
| 26 |
.016 |
.405 |
| 27 |
.014 |
.360 |
| 28 |
.013 |
.321 |
| 29 |
.011 |
.286 |
| 30 |
.010 |
.255 |
| 32 |
.0080 |
.2019 |
| 34 |
.0063 |
.1600 |
Recommended Metal Thickness
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These recommendation are based on gold materials; we recommend increasing thickness 20%–25% for sterling silver materials to achieve comparable strength characteristics. |
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For |
Use |
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Rings and wedding bands |
.051"/1.29mm (women’s) |
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Bezel material |
.008"–.013"/.2019–.3210mm |
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Ear wires |
.025"–.032"/.644–.812mm |
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Bracelets |
.040"–.064"/1.02–1.63mm |
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Repoussé |
.020"–.025"/.511–.644mm |
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Jump rings |
.025"–.050"/.644–1.02mm |
Common Conversions | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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