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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.

Polychrome Jasper 4mm 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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Polychrome Jasper is considered one of the rarest Jaspers in the world. First discovered in 2006, it is exclusively sourced from a single small dep...

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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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Porcelain Jasper 10mm Round - 15-16 Inch

Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Porcelain Jasper is a brecciated (broken) Jasper originally found on a gold claim high in the Sierra Madre mountains of Mexico, where it continues ...

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Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Porcelain Jasper 6mm Round - 15-16 Inch

Original price $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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Porcelain Jasper is a brecciated (broken) Jasper originally found on a gold claim high in the Sierra Madre mountains of Mexico, where it continues ...

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Original price $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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Red Jasper 4mm 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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Red Jasper is an aggregate of microcrystalline quartz and/or chalcedony and other minerals. The opaque stone’s red color is due to high iron conten...

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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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Polychrome 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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Polychrome Jasper is considered one of the rarest Jaspers in the world. First discovered in 2006, it is exclusively sourced from a single small dep...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Red Jasper 3mm Round - 15-16 Inch

Original price $8.00 - Original price $8.00
Original price $8.00
$8.00 - $8.00
Current price $8.00
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Red Jasper is an aggregate of microcrystalline quartz and/or chalcedony and other minerals. The opaque stone’s red color is due to high iron conten...

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Original price $8.00 - Original price $8.00
Original price $8.00
$8.00 - $8.00
Current price $8.00
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Red Jasper 6mm 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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Red Jasper is an aggregate of microcrystalline quartz and/or chalcedony and other minerals. The opaque stone’s red color is due to high iron conten...

View full details
Original price $10.00 - Original price $10.00
Original price $10.00
$10.00 - $10.00
Current price $10.00
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Red Jasper 8mm Round - 15-16 Inch

Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
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Red Jasper is an aggregate of microcrystalline quartz and/or chalcedony and other minerals. The opaque stone’s red color is due to high iron conten...

View full details
Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
Login for wholesale

Porcelain Jasper 8mm Round - 15-16 Inch

Original price $21.00 - Original price $21.00
Original price
$21.00 - $21.00
Current price $21.00
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Porcelain Jasper is a brecciated (broken) Jasper originally found on a gold claim high in the Sierra Madre mountains of Mexico, where it continues ...

View full details
Original price $21.00 - Original price $21.00
Original price
$21.00 - $21.00
Current price $21.00
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Ocean Jasper 10mm Round - 15-16 Inch

Original price $35.00 - Original price $35.00
Original price $35.00
$35.00 - $35.00
Current price $35.00
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Ocean Jasper is a commercial name for Orbicular Jasper, a variety of Jasper containing variably colored spherical patterns. It forms when Quartz an...

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Original price $35.00 - Original price $35.00
Original price $35.00
$35.00 - $35.00
Current price $35.00
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Polychrome Jasper 6mm Round - 15-16 Inch

Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
Login for wholesale

Polychrome Jasper is considered one of the rarest Jaspers in the world. First discovered in 2006, it is exclusively sourced from a single small dep...

View full details
Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
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Black Web Jasper 4mm Round - 15-16 Inch

Original price $6.00 - Original price $6.00
Original price $6.00
$6.00 - $6.00
Current price $6.00
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Jasper has a long and illustrious history, having been worn by shamans, priests and kings and believed to be a powerful protection stone. Ancient E...

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Original price $6.00 - Original price $6.00
Original price $6.00
$6.00 - $6.00
Current price $6.00
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Australian Butter Jasper 4mm Round - 15-16 Inch

Original price $8.00 - Original price $8.00
Original price $8.00
$8.00 - $8.00
Current price $8.00
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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 $8.00 - Original price $8.00
Original price $8.00
$8.00 - $8.00
Current price $8.00
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Black Web Jasper 10mm 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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Jasper has a long and illustrious history, having been worn by shamans, priests and kings and believed to be a powerful protection stone. Ancient E...

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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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Black Web Jasper 8mm Round - 15-16 Inch

Original price $8.00 - Original price $8.00
Original price $8.00
$8.00 - $8.00
Current price $8.00
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Jasper has a long and illustrious history, having been worn by shamans, priests and kings and believed to be a powerful protection stone. Ancient E...

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Original price $8.00 - Original price $8.00
Original price $8.00
$8.00 - $8.00
Current price $8.00
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Black Web Jasper 6mm Round - 15-16 Inch

Original price $7.00 - Original price $7.00
Original price $7.00
$7.00 - $7.00
Current price $7.00
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Jasper has a long and illustrious history, having been worn by shamans, priests and kings and believed to be a powerful protection stone. Ancient E...

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Original price $7.00 - Original price $7.00
Original price $7.00
$7.00 - $7.00
Current price $7.00
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Iron Zebra Jasper 13x22-18x 30mm Top Drill Flat Oval - 15-16 Inch

Original price $30.00 - Original price $30.00
Original price $30.00
$30.00 - $30.00
Current price $30.00
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Iron Zebra Jasper displays streaks or stripes of colors ranging from dark, rich browns and grays to lighter golden browns and creams. It has charac...

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Original price $30.00 - Original price $30.00
Original price $30.00
$30.00 - $30.00
Current price $30.00
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Ocean Jasper 12mm Round - 15-16 Inch

Original price $37.00 - Original price $37.00
Original price $37.00
$37.00 - $37.00
Current price $37.00
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Ocean Jasper is a commercial name for Orbicular Jasper, a variety of Jasper containing variably colored spherical patterns. It forms when Quartz an...

View full details
Original price $37.00 - Original price $37.00
Original price $37.00
$37.00 - $37.00
Current price $37.00
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Poppy 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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Jasper has a long and illustrious history, having been worn by shamans, priests and kings and believed to be a powerful protection stone. Ancient E...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
Login for wholesale

Poppy 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
Login for wholesale

Jasper has a long and illustrious history, having been worn by shamans, priests and kings and believed to be a powerful protection stone. Ancient E...

View full details
Original price $16.00 - Original price $16.00
Original price $16.00
$16.00 - $16.00
Current price $16.00
Login for wholesale

Poppy Jasper 6mm Round - 15-16 Inch

Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
Login for wholesale

Jasper has a long and illustrious history, having been worn by shamans, priests and kings and believed to be a powerful protection stone. Ancient E...

View full details
Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
Login for wholesale

Red Porcelain Jasper 4mm Round - 15-16 Inch

Original price $8.00 - Original price $8.00
Original price $8.00
$8.00 - $8.00
Current price $8.00
Login for wholesale

Porcelain Jasper is a brecciated (broken) Jasper originally found on a gold claim high in the Sierra Madre mountains of Mexico, where it continues ...

View full details
Original price $8.00 - Original price $8.00
Original price $8.00
$8.00 - $8.00
Current price $8.00
Login for wholesale

Red Porcelain 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
Login for wholesale

Porcelain Jasper is a brecciated (broken) Jasper originally found on a gold claim high in the Sierra Madre mountains of Mexico, where it continues ...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
Login for wholesale

Red Porcelain Jasper 6mm Round - 15-16 Inch

Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
Login for wholesale

Porcelain Jasper is a brecciated (broken) Jasper originally found on a gold claim high in the Sierra Madre mountains of Mexico, where it continues ...

View full details
Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
Login for wholesale

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.