アコヤ真珠/丸玉片穴
- Ball(half-drilled) 2.0-2.5mm
- Ball(half-drilled) 2.5-3.0mm
- Ball(half-drilled) 3.0-3.5mm
- Ball(half-drilled) 3.5-4.0mm
- Ball(half-drilled) 4.0-4.5mm
- Ball(half-drilled) 4.5-5.0mm
- Ball(half-drilled) 5.0-5.5mm
- Ball(half-drilled) 5.5-6.0mm
- Ball(half-drilled) 6.0-6.5mm
- Ball(half-drilled) 6.5-7.0mm
- Ball(half-drilled) 7.0-7.5mm
- Ball(half-drilled) 7.5-8.0mm