Seed bead sizes may vary slightly by manufacturer, but the chart below provides a helpful guide to the approximate bead dimensions in millimeters. This page is in the process of being updated. Please check back in the future for additional data.
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
Â
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
Check out my 8 part Bead Storage and Organization Series to watch and learn how I store the many beads and findings that I receive each month.
Find the growing collection of instant download beading patterns for my original beaded jewelry designs. All patterns are accompanied by a corresponding, free beading tutorial video in case you would like to refer to video instruction while you bead.Â
You may easily search the Orchid and Opal Design Index for the name of the pattern you have purchased, and follow the linked image to find the blog post that contains the video.Â
View the monthly Finished Jewelry Updates for a helpful archive of beading inspiration, and a way to see past jewelry creations that have travelled to new homes. Many pieces include materials from past bead subscription boxes that I have unboxed on my YouTube channel.