Black Onyx Gemstone Beads – 4mm, 6mm or 8mm Round
Elevate your jewelry designs with these black dyed onyx gemstone beads, available in smooth round strands in 4 mm, 6 mm or 8 mm. Their deep, glossy black finish adds a timeless, elegant touch to bracelets, necklaces, earrings, and beading projects in any style.
Each strand features high‑quality natural onyx, dyed, heated, and polished to a smooth shine that pairs beautifully with metals, crystals, and other gemstones. Black agate is a versatile staple for jewelry makers — perfect for minimalist designs, bold contrasts, or classic everyday pieces.
MAIN MATERIAL: Gemstone
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Please note that colors may appear slightly different in person due to screen settings.
SIZE: 14~15 inch long
4MM STRAND | 92 BEADS | HOLE SIZE 0.8MM
6MM STRAND | 62 BEADS | HOLE SIZE 0.8MM
8MM STRAND | 46 BEADS | HOLE SIZE 1MM
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Sold by the Strand.
Please note that all sizes and strand lengths are approximate. Slight variations are normal and not refundable.
Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.
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Prices start at $4.50 with🍁Canada Post Lettermail service (no tracking, no insurance).
🚚 Free shipping on order over 100$
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We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.