Seed Bead Sizes and Hole Sizes


Seed bead designing made simple! Find the right seed bead size and get hole size information at a glance with this handy seed bead chart.

Dyna-Mites™ by Matsuno of Japan
Bead Size (mm) Hole Size (mm)
Bugle #3 Square Hole 6x1.8 0.65
Bugle Hex 2-Cut #3 6x1.8 0.65
Twisted Bugle 6x1.8 0.8
Twisted Bugle 12x2.3 0.8
Round 11/0 2.3x1.7 0.64
Round 11/0 Square Hole 2.3x1.7 0.64
Round 8/0 3x2 1 - 1.2
Round 8/0 Square Hole 3x2 1 - 1.2
Round 6/0 3.6 1.3 - 1.5
Round 6/0 Square Hole 3.6 1.3 - 1.5
Hex 2-Cut #11 2.1 0.64
Hex 2-Cut #6 3.6 1.3 - 1.5

Ming Tree™ Seed Beads
Bead Size (mm) Hole Size (mm)
Bugle 6 - 7x2 0.7 - 0.9
Rocaille #11 1.8 0.8

Beads by Miyuki of Japan
Bead Size (mm) Hole Size (mm)
Bugle 9x1.9 0.65
Bugle 12x2 1
Twisted Bugle 6x2 0.65
Twisted Bugle 9x2 0.65
Twisted Bugle 12x2 0.8
Delica® 11/0 1.6x1.3 0.8
Delica 8/0 3x2.7 1.5
Delica #11 Cut 1.3 - 1.6 0.8
Delica #8 Cut 3x2.7 0.8
Fringe 4x3.4 0.8
Mini Fringe 3.3x2.8 0.8
Long Magatama 7x4 1.4
Rocaille #15 1.5x1 0.7
Rocaille #11 2x1.3 0.8
Rocaille #8 3x2.7 1.1
Rocaille #6 4 1.5
Square 1.8 0.9 - 1
Square 3.5-3.7 1.4
Tila® 5x5x1.9 0.75 - 0.80
Half Tila 5x2.3x1.9 0.8
Quarter Tila 5x1.2 0.8
Triangle #5 4x3 1.3

Preciosa Czech Glass Seed Beads
Bead Size (mm) Hole Size (mm)
Bugle #3 6 - 7x2 0.9 - 1
Bugle #3 Square Hole 6 - 7x2 0.9 - 1
Bugle #5 12x2.1 0.7
Bugle 24.5x2.1 1 - 1.2
Twisted Bugle #3 6x2 0.7
Round #11 2.0 - 2.2 0.7 - 0.8
Round #11 Square Hole 2.0 - 2.2 0.7 - 0.8
Round #8 3x2 1 - 1.2
Round #8 Square Hole 3x2 1 - 1.2
Round #6 4x3 1 - 1.2
Round #6 Square Hole 4x3 1 - 1.2
Round #2 6x4 1.5 - 1.7
Round #2 Square Hole 6x4 1 - 1.2
Twin™ 5x2.5x3 0.7 - 0.8
Mini Twin 4x2.5 0.7

Toho Beads®
Bead Size (mm) Hole Size (mm)
Round #11 2.3x1.3 0.7

Additional resources ...

''What is the difference between a round-hole seed bead and a square-hole seed bead? Are the two interchangeable?'' Ask the Experts

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