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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.

Sunstone Faceted 4mm Round - 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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Sunstone, a variety of Feldspar, is aptly named for its shades of gold, orange, red and brown, as well as its iridescent sparkle. As the stone catc...

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Current price $20.00
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Tiger Eye 4mm Faceted Coin 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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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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Current price $19.00
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Topaz 4mm Round A-Grade - 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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Topaz obtains much of its popularity from its beautiful colors and its status as a birthstone. Natural topaz colors include rare and valuable yello...

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Original price $28.00 - Original price $28.00
Original price $28.00
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Current price $28.00
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Topaz Dendritic 4mm Faceted Coin A Grade - 15-16 Inch

Original price $23.00 - Original price $23.00
Original price $23.00
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Current price $23.00
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Original price $23.00 - Original price $23.00
Original price $23.00
$23.00 - $23.00
Current price $23.00
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Topaz Dendritic 4mm Round Faceted - 15-16 Inch

Original price $23.00 - Original price $23.00
Original price $23.00
$23.00 - $23.00
Current price $23.00
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Original price $23.00 - Original price $23.00
Original price $23.00
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Current price $23.00
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Unakite 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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Unakite is a granite composed of pink Feldspar and Epidote, creating a beautiful blend of pink and green in mottled patterns. The colors in this st...

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White Wood 4mm Round - 15-16 Inch

Original price $5.00 - Original price $5.00
Original price $5.00
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Current price $5.00
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Like all of Dakota Stones items, our wood beads are top quality and sourced from the best ethically produced manufacturers. Natural wood beads have...

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Current price $5.00
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Yellow 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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Yellow Jasper is a golden brown stone with patterns that appear strikingly similar to wood grain. Jasper has a long and illustrious history, having...

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Yellow Opal Faceted AA-Grade Banded 4mm Round - 15-16 Inch

Original price $19.00 - Original price $19.00
Original price $19.00
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Current price $19.00
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Yellow Opal is transparent to opaque, milky white to pale yellow in color. It sometimes features dark brown to black dendritic inclusions that bran...

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African Jade 4mm Round A Grade - 15-16 Inch

Original price $11.00 - Original price $11.00
Original price $11.00
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Current price $11.00
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West African Jade is a complex Calcium Aluminum Silicate and is a Nephrite Jade. Its bright green coloration is due to traces of chromium. Metaphys...

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Red Aventurine 4mm Round - 15-16 Inch

Original price $6.00 - Original price $6.00
Original price $6.00
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Current price $6.00
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Red Aventurine is a peach to orange colored translucent Quartz with inclusions of Mica or other minerals. These inclusions give it a glistening eff...

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Birds Eye Rhyolite 4mm Round - 15-16 Inch

Original price $11.00 - Original price $11.00
Original price $11.00
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Current price $11.00
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Bird’s Eye Rhyolite is named for its circular color formations of deep reds, light tans and earthtones. Rhyolite was named "streaming rock" because...

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Amazonite 4mm Round A Grade - 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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Brazilian Amazonite is an opaque blue to green to light green stone, often occurring with inclusions of white, yellow or gray and occasionally tran...

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Black Eye Agate 4mm Round - 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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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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Agua Nueva Agate 4mm Round - 15-16 Inch

Original price $11.00 - Original price $11.00
Original price $11.00
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Current price $11.00
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Agua Nueva Agate is sourced from the Agua Nueva Ranch near Chihuahua City, Mexico. The stone ranges in hue from green, gold and lavender to earthy ...

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Bronzite 4mm Round - 15-16 Inch

Original price $11.00 - Original price $11.00
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Current price $11.00
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Bronzite is a brown stone with a bronze to colored metallic luster due to iron deposits within the stone. An orthoproxene mineral, it is believed t...

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Blue Goldstone 4mm Round - 15-16 Inch

Original price $8.00 - Original price $8.00
Original price $8.00
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Current price $8.00
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Blue Goldstone is an opaque, midnight blue glass with flecks of copper suspended within it. These flecks glitter as they catch the light and may ap...

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Current price $8.00
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Flower Jade 4mm Round - 15-16 Inch

Original price $11.00 - Original price $11.00
Original price $11.00
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Current price $11.00
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Flower Jade is a form of Jadeite, a sodium aluminum silicate and one of the two minerals that are commonly known as “Jade,” the other being Nephrit...

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Mahogany Obsidian 4mm Round - 15-16 Inch

Original price $6.00 - Original price $6.00
Original price $6.00
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Current price $6.00
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Essentially a volcanic glass, Obsidian ranges in color from opaque black, to green, brown, mahogany, black with rainbow colors, black with snowflak...

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Green Goldstone 4mm Round - 15-16 Inch

Original price $12.00 - Original price $12.00
Original price $12.00
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Current price $12.00
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Green Goldstone is an opaque, almost black glass with flecks of copper suspended within it. These flecks glitter as they catch the light and appear...

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Pink Opal 4mm Round A Grade - 15-16 Inch

Original price $24.00 - Original price $24.00
Original price $24.00
$24.00 - $24.00
Current price $24.00
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Pink Opal is a variety of non to precious opal, meaning that it has lustre and some translucency without the fire or color play associated with pre...

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Rainbow Obsidian 4mm Round - 15-16 Inch

Original price $8.00 - Original price $8.00
Original price $8.00
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Current price $8.00
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Rainbow Obsidian earned its name from the chatoyant, rainbow effect of light refracting off of the air bubbles inside of the stone. Like all obsidi...

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Golden Obsidian 4mm Round - 15-16 Inch

Original price $8.00 - Original price $8.00
Original price $8.00
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Current price $8.00
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Golden Obsidian is a naturally occurring volcanic glass, shiny black with a golden sheen. Obsidian is produced when lava erupts from a volcano and ...

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Pietersite 4mm Round - 15-16 Inch

Original price $21.00 - Original price $21.00
Original price $21.00
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Current price $21.00
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Pietersite has been called the Tempest Stone for its colors of deep blue and gray with metallic gold and flashes of brilliant chatoyancy as it catc...

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Original price $21.00 - Original price $21.00
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Current price $21.00
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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.