Bead Count Calculator
Calculate how many beads you need for bracelets, necklaces, and jewelry projects based on size and length.
Beads Needed
Bead count depends on the length of your project and the bead size.
Number of Beads = Project Length / Bead Diameter
Common bead sizes and count per inch (2.54 cm):
| Bead Size | Beads per Inch | Beads per cm |
|---|---|---|
| 4mm | 6.4 | 2.5 |
| 6mm | 4.2 | 1.7 |
| 8mm | 3.2 | 1.3 |
| 10mm | 2.5 | 1.0 |
| 12mm | 2.1 | 0.8 |
Typical project lengths:
- Bracelet: 7–8 inches (18–20 cm)
- Choker: 14–16 inches (36–41 cm)
- Necklace: 18–24 inches (46–61 cm)
Always buy 10–15% extra beads to account for defects and design changes.