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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.

African Petrified Wood Agate 8mm Star Cut Coin - 15-16 Inch

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Petrified Wood Agate is formed from the petrifaction process of primeval trees over the course of many years. Petrification occurs when the wood is...

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DZI Agate 10x30mm Nine Eye Barrel Black - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Line Barrel Brown - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Three Eye Barrel Black - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Line Barrel Red - 14-15 Inch - CLEARANCE

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Tiger Teeth Barrel Brown - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Nine Eye Barrel Dark Blue - 14-15 Inch - CLEARANCE

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Six Eye Barrel Brown - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Nine Eye Barrel Brown - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Nine Eye Barrel Dark Green - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Line Barrel Black - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Three Eye Barrel Red - 14-15 Inch - CLEARANCE

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x30mm Three Eye Barrel Brown- 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Eye Agate 8mm Round Dark Green - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x14mm Barrel Green Line - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x14mm Barrel Green Eye - 14-15 Inch

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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DZI Agate 10x14mm Barrel Red Line - 14-15 Inch - CLEARANCE

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“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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Chocolate Selenite 8mm Round - 15-16 Inch

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Selenite is a crystal formed from the mineral gypsum, which comes in many forms and color variations, but has been used historically to describe th...

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Chocolate Selenite 10mm Round - 15-16 Inch

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Selenite is a crystal formed from the mineral gypsum, which comes in many forms and color variations, but has been used historically to describe th...

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Chocolate Selenite 6mm Round - 15-16 Inch

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Selenite is a crystal formed from the mineral gypsum, which comes in many forms and color variations, but has been used historically to describe th...

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Orbicular Rhyolite 8mm Round - 15-16 Inch

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Rhyolite is a volcanic, igneous rock with high silica content. Its name is taken from the Greek word “rhyax,” meaning “a stream of lava.” It is che...

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Whiskey Quartz 7x15-8x19mm Nugget - 15-16 Inch

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A deep, bronze-toned variation of quartz, Whiskey Quartz is a naturally occurring stone that is a bit lighter than Smoky Quartz. Quartz has been hi...

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Tiger Eye 5x8mm Rondelle - 15-16 Inch

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Tiger Eye is a macrocrystalline Quartz stone with bands of rich golds and browns. Its chatoyant layers that create a flash which seems to emanate f...

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Tiger Eye 2x4mm Heishi - 15-16 Inch

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Tiger Eye is a macrocrystalline Quartz stone with bands of rich golds and browns. Its chatoyant layers that create a flash which seems to emanate f...

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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.