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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.

Aquamarine 7x8mm Faceted Round Nugget A Grade - 15-16 Inch

Original price $36.00 - Original price $36.00
Original price $36.00
$36.00 - $36.00
Current price $36.00
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Aquamarine is a transparent to translucent stone ranging from cerulean blue to light blue in higher grades. In lower grades it can be transparent t...

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Original price $36.00 - Original price $36.00
Original price $36.00
$36.00 - $36.00
Current price $36.00
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Tanzanite 5x10-20mm Top Drill Teeth - 15-16-Inch

Original price $21.00 - Original price $21.00
Original price $21.00
$21.00 - $21.00
Current price $21.00
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Tanzanite is both extremely rare and extremely attractive, and we offer it when we can.

Original price $21.00 - Original price $21.00
Original price $21.00
$21.00 - $21.00
Current price $21.00
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Blue Apatite 5x10-20mm Top Drill Teeth - 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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Blue Apatite ranges in color from light teal to blue to bright blue to dark blue to green. It can be easily confused with other minerals due to its...

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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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Blue Apatite 5x8m Chip - 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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Blue Apatite ranges in color from light teal to blue to bright blue to dark blue to green. It can be easily confused with other minerals due to its...

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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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Blue Kyanite 5x8m Chip - 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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Kyanite often occurs as long, bladed, striated crystals, transparent or translucent with a pearly luster. An aluminum silicate mineral, it may appe...

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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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Tanzanite 4mm Microfaceted 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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Tanzanite is both extremely rare and extremely attractive, and we offer it when we can.

Original price $37.00 - Original price $37.00
Original price $37.00
$37.00 - $37.00
Current price $37.00
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Peruvian Turquoise (Chrysocolla) 4mm Microfaceted Round - 15-16 Inch

Original price $22.00 - Original price $22.00
Original price $22.00
$22.00 - $22.00
Current price $22.00
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Peruvian Turquoise is also known as Turquoise Chrysocolla. It’s attractive blue-green provides a unique color to the mineral world. Peruvian Turquo...

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Original price $22.00 - Original price $22.00
Original price $22.00
$22.00 - $22.00
Current price $22.00
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Pietersite 4mm Microfaceted 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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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 $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Blue Topaz 4mm Microfaceted Round A Grade - 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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Topaz is a rare silicate mineral and obtains much of its popularity from its beautiful colors and its status as a birthstone. Topaz occurs in a wi...

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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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Blue Goldstone 4mm Microfaceted 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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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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Original price $10.00 - Original price $10.00
Original price $10.00
$10.00 - $10.00
Current price $10.00
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Dark Blue Sapphire 4mm Microfaceted Round A Grade - 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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Metaphysically, all sapphires are considered stones of wisdom, however different colors have additional attributes such as enhanced emotional resil...

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Original price $37.00 - Original price $37.00
Original price $37.00
$37.00 - $37.00
Current price $37.00
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Blue Tourmaline 4mm Microfaceted Round A Grade - 15-16 Inch

Original price $33.00 - Original price $33.00
Original price $33.00
$33.00 - $33.00
Current price $33.00
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Blue Tourmaline ranges in color from green to blue to yellow to green with black, milky white and clear, colorless inclusions. It is an aluminum bo...

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Original price $33.00 - Original price $33.00
Original price $33.00
$33.00 - $33.00
Current price $33.00
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Blue Opal 4mm Microfaceted Round - 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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Blue Peruvian Opal naturally occurs with swirling patterns of deep blues, blue to greens and greens swirled with yellow to green, rust, brown and o...

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Original price $24.00 - Original price $24.00
Original price $24.00
$24.00 - $24.00
Current price $24.00
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Blue Lace Agate 4mm Microfaceted 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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Blue Lace Agate is a naturally occuring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or br...

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Original price $18.00
$18.00 - $18.00
Current price $18.00
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Snowflake Sodalite 1x2mm Square Rondelle - 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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Sodalite is named for its sodium content and may be classified as a feldspathoid. Blue Sodalite is sometimes referred to as “poor man’s lapis” beca...

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Original price $13.00 - Original price $13.00
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Current price $13.00
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Blue Goldstone 1x2mm Square Rondelle - 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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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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Original price $13.00 - Original price $13.00
Original price $13.00
$13.00 - $13.00
Current price $13.00
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Brazilian Amazonite 1x2mm Square Rondelle - 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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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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Original price $13.00 - Original price $13.00
Original price $13.00
$13.00 - $13.00
Current price $13.00
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Brazilian Amazonite 8mm Cross - 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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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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Original price $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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Blue Aventurine 8mm Cross - 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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Original price $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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Chrysocolla 7x8mm Faceted Swirl Oval - 15-16 Inch

Original price $36.00 - Original price $36.00
Original price $36.00
$36.00 - $36.00
Current price $36.00
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Chrysocolla, a hydrous copper silicate, is often mistaken for turquoise due to its rich blues and blue to greens. It often also occurs with colors ...

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Original price $36.00 - Original price $36.00
Original price $36.00
$36.00 - $36.00
Current price $36.00
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Blue Apatite 7x8mm Faceted Swirl Oval - 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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Blue Apatite ranges in color from light teal to blue to bright blue to dark blue to green. It can be easily confused with other minerals due to its...

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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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Aquamarine 7x8mm Faceted Rice Bead - 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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Aquamarine is a transparent to translucent stone ranging from cerulean blue to light blue in higher grades. In lower grades it can be transparent t...

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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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Blue Tourmaline 3mm Table Cut Cube A Grade - 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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Blue Tourmaline ranges in color from green to blue to yellow to green with black, milky white and clear, colorless inclusions. It is an aluminum bo...

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Original price $37.00 - Original price $37.00
Original price $37.00
$37.00 - $37.00
Current price $37.00
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Hubei Turquoise 3mm Table Cut Cube AAA Grade - 15-16 Inch

Original price $36.00 - Original price $36.00
Original price $36.00
$36.00 - $36.00
Current price $36.00
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Hubei Turquoise- From the Hubei province in Northern China. Two of the finest mines in the Hubei province are the Yungai, which means, "a mountain ...

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Original price $36.00 - Original price $36.00
Original price $36.00
$36.00 - $36.00
Current price $36.00
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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.