Natural Black Onyx — Rondelles 4x2.5mm | Strand ~39 cm

The elegant and timeless black of natural onyx in rondelle beads — versatile beads for minimal and sophisticated DIY jewelry.
Perfect for delicate bracelets and layering necklaces.

• ⚫ Natural onyx, heishi rondelles, black
• 📏 4~4.5 x 2.5mm: ~165 pcs | Strand ~39 cm
• 🕳️ Hole: 0.7mm — suitable for thin wire
• 🌡️ Coloring and heating — naturalness preserved