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Beads Per Inch Chart


This chart shows you the approximate number of beads for various lengths.

(length of strand excludes clasp)

Inch Ruler 1" 4" 8" 12" 16" 20" 24" 28" 32"
2mm Round Beads
2mm
12.7 50.8 101.6 152.4 203.2 254 304.8 355.6 406.4
3mm 8.47 33.87 67.73 101.6 135.47 169.33 203.2 237.07 270.93
6x4mm Rondelle Beads
4mm
6.35 25.4 50.8 76.2 101.6 127 152.4 177.8 203.2
5mm 5.08 20.32 40.64 60.96 81.28 101.6 121.92 142.24 162.56
6x4mm Tube Beads
6mm
4.23 16.93 33.87 50.8 67.73 84.67 101.6 118.53 135.47
7mm 3.63 14.51 29.03 43.54 58.06 72.57 87.09 101.6 116.11
8mm Roound Beads
8mm
3.18 12.7 25.4 38.1 50.8 63.5 76.2 88.9 101.6
9mm 2.82 11.29 22.58 33.87 45.16 56.44 67.73 79.02 90.31
15x10mm Rondelle Beads
10mm
2.54 10.16 20.32 30.48 40.64 50.8 60.96 71.12 81.28
11mm 2.31 9.24 18.47 27.71 36.95 46.18 55.42 64.65 73.89
12x8mm Oval Beads
12mm
2.12 8.47 16.93 25.4 33.87 42.33 50.8 59.27 67.73
13mm 1.95 7.82 15.63 23.45 31.26 39.08 46.89 54.71 62.52
14mm Rounds Beads
14mm
1.81 7.26 14.51 21.77 29.03 36.29 43.54 50.8 58.06
15mm 1.69 6.77 13.55 20.32 27.09 33.87 40.64 47.41 54.19
16x8mm Teardrop Beads
16mm
1.59 6.35 12.7 19.05 25.4 31.75 38.1 44.45 50.8
17mm 1.49 5.98 11.95 17.93 23.91 29.88 35.86 41.84 47.81
18mm 1.41 5.64 11.29 16.93 22.58 28.22 33.87 39.51 45.16
19mm 1.34 5.35 10.69 16.04 21.39 26.74 32.08 37.43 42.78
20mm 1.27 5.08 10.16 15.24 20.32 25.4 30.48 35.56 40.64
21mm 1.21 4.84 9.68 14.51 19.35 24.19 29.03 33.87 38.7
22mm 1.15 4.62 9.24 13.85 18.47 23.09 27.71 32.33 36.95
23mm 1.1 4.42 8.83 13.25 17.67 22.09 26.5 30.92 35.34
24mm 1.06 4.23 8.47 12.7 16.93 21.17 25.4 29.63 33.87
25mm 1.02 4.06 8.13 12.19 16.26 20.32 24.38 28.45 32.51

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