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16-Inch Gemstones

The 16-inch strand is the industry standard—and no one stocks more of them than Dakota Stones. Browse more than 200 stone types across every color and pattern, from everyday staples like Amethyst and Jasper to collector favorites such as Red Garnet and rare Turquoise mine-runs. Because the strands measure a full 15 – 16 inches, you get enough beads for matching earring pairs, stretch bracelets, or a necklace focal and still have extras for accents.
Need to drill down fast? Use the filter bar to sort by Stone Type when you know the gem you want, or by Color when you’re building a palette first. Shapes range from classic rounds and rondelles to cubes, heishi, chips, and rare designer cuts—each strand calibrated for even sizing and smooth stringing.
Whether you’re a hobbyist replenishing a bead board or a pro assembling a full production run, this category is the workhorse of our catalog: reliable lengths, vast variety, and new additions arriving every month. Dive in, filter your way to the perfect strand, and keep your design queue flowing with Dakota Stones’ biggest collection.

Artistic Jasper 4mm Round - 15-16 Inch

Original price $10.00 - Original price $10.00
Original price $10.00
$10.00 - $10.00
Current price $10.00
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Artistic Stone has beautiful, intricate patterns of minute black flecks, bands, and veins within the tan, cream, gray and mauve stone. It is made u...

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Original price $10.00 - Original price $10.00
Original price $10.00
$10.00 - $10.00
Current price $10.00
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Artistic Jasper 8mm Round - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Artistic Stone has beautiful, intricate patterns of minute black flecks, bands, and veins within the tan, cream, gray and mauve stone. It is made u...

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Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Australian Boulder Opal 4mm Faceted Round - 15-16 Inch

Original price $28.00 - Original price $28.00
Original price $28.00
$28.00 - $28.00
Current price $28.00
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Boulder Opal is a golden-brown to dark brown stone, displaying these colors in patterns of parallel bands. It is considered a precious Opal, and fo...

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Original price $28.00 - Original price $28.00
Original price $28.00
$28.00 - $28.00
Current price $28.00
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Australian Butter Jasper 10mm Round - 15-16 Inch

Original price $16.00 - Original price $16.00
Original price $16.00
$16.00 - $16.00
Current price $16.00
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The description, “buttery,” has been often applied to unlikely products, and it might be easy to understand why. “Butter” suggests qualities of smo...

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Original price $16.00 - Original price $16.00
Original price $16.00
$16.00 - $16.00
Current price $16.00
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Australian Butter Jasper 6mm Round - 15-16 Inch

Original price $9.00 - Original price $9.00
Original price $9.00
$9.00 - $9.00
Current price $9.00
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The description, “buttery,” has been often applied to unlikely products, and it might be easy to understand why. “Butter” suggests qualities of smo...

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Original price $9.00 - Original price $9.00
Original price $9.00
$9.00 - $9.00
Current price $9.00
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Australian Butter Jasper 8mm Round - 15-16 Inch

Original price $11.00 - Original price $11.00
Original price $11.00
$11.00 - $11.00
Current price $11.00
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The description, “buttery,” has been often applied to unlikely products, and it might be easy to understand why. “Butter” suggests qualities of smo...

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Original price $11.00 - Original price $11.00
Original price $11.00
$11.00 - $11.00
Current price $11.00
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Australian Chrysoprase 4x10mm Chip - 15-16 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00 - $20.00
Current price $20.00
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Chrysoprase is a bright apple green, translucent stone, whose color often caused ancient jewelers to confuse it with Emerald. A cryptocrystalline C...

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Original price $20.00 - Original price $20.00
Original price $20.00
$20.00 - $20.00
Current price $20.00
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Australian Chrysoprase A-Grade 8mm Round - 15-16 Inch

Original price $39.00 - Original price $39.00
Original price $39.00
$39.00 - $39.00
Current price $39.00
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Chrysoprase is a bright apple green, translucent stone, whose color often caused ancient jewelers to confuse it with Emerald. A cryptocrystalline C...

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Original price $39.00 - Original price $39.00
Original price $39.00
$39.00 - $39.00
Current price $39.00
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Australian Chrysoprase AA 8mm Round - 15-16 Inch

Original price $57.00 - Original price $57.00
Original price $57.00
$57.00 - $57.00
Current price $57.00
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Chrysoprase is a bright apple green, translucent stone, whose color often caused ancient jewelers to confuse it with Emerald. A cryptocrystalline C...

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Original price $57.00 - Original price $57.00
Original price $57.00
$57.00 - $57.00
Current price $57.00
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Australian Chrysoprase Banded 4mm Faceted Round A Grade - 15-16 Inch

Original price $32.00 - Original price $32.00
Original price $32.00
$32.00 - $32.00
Current price $32.00
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Original price $32.00 - Original price $32.00
Original price $32.00
$32.00 - $32.00
Current price $32.00
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Azurite Malachite 8mm Round - 15-16 inch

Original price $52.00 - Original price $52.00
Original price $52.00
$52.00 - $52.00
Current price $52.00
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This stone is a combination of two very similar materials: Azurite is a deep blue mineral produced by weathered copper ore deposits, and over time,...

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Original price $52.00 - Original price $52.00
Original price $52.00
$52.00 - $52.00
Current price $52.00
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Bayong 10mm Round 15-16 Inch

Original price $11.00 - Original price $11.00
Original price $11.00
$11.00 - $11.00
Current price $11.00
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Bayong is a hardwood native to the Philippines with a natural red-brown color, and is similar to Mahogany.Like all of Dakota Stones items, our wood...

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Original price $11.00 - Original price $11.00
Original price $11.00
$11.00 - $11.00
Current price $11.00
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Bayong 4mm Round - 15-16 Inch

Original price $5.00 - Original price $5.00
Original price $5.00
$5.00 - $5.00
Current price $5.00
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Bayong is a hardwood native to the Philippines with a natural red-brown color, and is similar to Mahogany.Like all of Dakota Stones items, our wood...

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Original price $5.00 - Original price $5.00
Original price $5.00
$5.00 - $5.00
Current price $5.00
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Bayong 6mm Round - 15-16 Inch

Original price $9.00 - Original price $9.00
Original price $9.00
$9.00 - $9.00
Current price $9.00
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Bayong is a hardwood native to the Philippines with a natural red-brown color, and is similar to Mahogany.Like all of Dakota Stones items, our wood...

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Original price $9.00 - Original price $9.00
Original price $9.00
$9.00 - $9.00
Current price $9.00
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DZI Agate 10mm Round Black Line Pattern - 15-16 Inch

Original price $15.00 - Original price $15.00
Original price $15.00
$15.00 - $15.00
Current price $15.00
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These Dakota Stones "DZI" style agate beads are made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are desi...

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Original price $15.00 - Original price $15.00
Original price $15.00
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Current price $15.00
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DZI Agate 6mm Round Black Line Pattern - 15-16 Inch

Original price $13.00 - Original price $13.00
Original price $13.00
$13.00 - $13.00
Current price $13.00
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These Dakota Stones "DZI" style agate beads are made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are desi...

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Original price $13.00 - Original price $13.00
Original price $13.00
$13.00 - $13.00
Current price $13.00
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DZI Agate 8mm Round Black Line Pattern 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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These Dakota Stones "DZI" style agate beads are made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are desi...

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Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Black Eye Agate 10mm Round 15-16 Inch

Original price $19.00 - Original price $19.00
Original price $19.00
$19.00 - $19.00
Current price $19.00
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Black Eye Agate is a variety of Sardonyx which has a Sard base, typically of brown or black, with bands of white Onyx running through it. Sard is n...

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Original price $19.00 - Original price $19.00
Original price $19.00
$19.00 - $19.00
Current price $19.00
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Black Eye Agate 6mm Round 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Black Eye Agate is a variety of Sardonyx which has a Sard base, typically of brown or black, with bands of white Onyx running through it. Sard is n...

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Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Black Eye Agate 8mm Round 15-16 Inch

Original price $17.00 - Original price $17.00
Original price $17.00
$17.00 - $17.00
Current price $17.00
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Black Eye Agate is a variety of Sardonyx which has a Sard base, typically of brown or black, with bands of white Onyx running through it. Sard is n...

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Original price $17.00 - Original price $17.00
Original price $17.00
$17.00 - $17.00
Current price $17.00
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Black Silver Leaf Jasper 6mm Round 15-16

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Black Silverleaf Jasper is a rare form of Jasper, characterized by its color range of black, gray and white and its swirling, leafy patterns. It is...

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Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Black Silver Leaf Jasper 8mm Round 15-16

Original price $17.00 - Original price $17.00
Original price $17.00
$17.00 - $17.00
Current price $17.00
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Black Silverleaf Jasper is a rare form of Jasper, characterized by its color range of black, gray and white and its swirling, leafy patterns. It is...

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Original price $17.00 - Original price $17.00
Original price $17.00
$17.00 - $17.00
Current price $17.00
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Black Spinel 3mm Faceted Round - 15-16 Inch

Original price $11.00 - Original price $11.00
Original price $11.00
$11.00 - $11.00
Current price $11.00
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Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

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Original price $11.00 - Original price $11.00
Original price $11.00
$11.00 - $11.00
Current price $11.00
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Black Spinel 4mm Faceted Round - 15-16 Inch

Original price $15.00 - Original price $15.00
Original price $15.00
$15.00 - $15.00
Current price $15.00
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Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

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Original price $15.00 - Original price $15.00
Original price $15.00
$15.00 - $15.00
Current price $15.00
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FAQ

Are all Dakota Stones gemstone beads genuine?

Yes, all of our gemstone beads are made from authentic, natural materials. Any treatments (such as stabilization or dyeing) are clearly noted.

Are gemstone beads durable for everyday jewelry?

Most stones are durable, but hardness varies. Softer stones (below 6 on the Mohs scale) are best for necklaces or earrings rather than rings or bracelets.

How are Dakota Stones ethically sourced?

We are an ethical business that focuses on responsibly sourced rather than making absolute claims. There is no universal or enforceable certification system for ethically sourced gemstone rough used in beads.

Our sourcing decisions are guided by:

  • Long-standing relationships with trusted partners
  • Clear expectations for labor and working conditions
  • Ongoing evaluation of suppliers and materials
  • Transparency about what is—and isn’t—documented in the industry
Where are your gemstones manufactured?

Most of our gemstone beads are manufactured in China and India, with select turquoise products sourced and produced in the United States.

Our primary manufacturing partner in China is a long-standing, multigenerational relationship that dates back to 2003. In India, we work primarily with smaller, family-based operations and purchase ready stock rather than commissioning production.

Do you work directly with miners?

When possible, yes. In many cases, however, direct sourcing from miners is not feasible due to cost, logistics, or material availability—especially for lower-value stones like jaspers and agates.

Instead, we often work with trusted intermediaries who have established relationships within the mining and cutting communities. This is common and unavoidable in the natural stone industry.

Why don’t you list mine-by-mine origins for every stone?

That level of documentation often does not exist—or cannot be verified reliably—for gemstone beads.

Natural stones frequently pass through multiple hands between mining, cutting, and stringing. Rather than offering incomplete or misleading origin claims, we choose to be honest about what we know and transparent about industry limitations.

Have labor conditions improved in your supply chain over time?

Yes. Over the past two decades, labor standards, worker protections, and compensation—particularly in China—have improved significantly as policies shifted toward building a middle class and formalizing manufacturing standards.

These changes have increased costs, but they also reflect progress in worker welfare. We view that as a positive development and adjust our sourcing accordingly.