Bead Size Chart

Seed Bead Dimensions in Millimeters

Seed bead sizes may vary slightly by manufacturer, but the chart below provides a helpful guide to the approximate bead dimensions in millimeters. 

Bead Type

Length

Width

(or diameter)

Beads per Gram (approx.)

15/0 Round

11/0 Round

8/0 Round

6/0 Round

1.0

1.3

2.7

3.0

1.5

2.1

3.0

4.0

265

100

39

19

 

Multi-Hole Bead Dimensions in mm.

Bead Type

Length

Width

(or diameter)

Beads per Gram (approx.)

GemDuo

Ginko (gingko)

MobyDuo

Nib-bit

SuperDuo

8.0

7.5

8.0

6.0

5.0

5.0

7.0

3.0

5.0

2.0

7

4

10

6

16

Curious which bead box is the best (for you)?

Check out this video for more info!

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