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Natural Quartz Gemstones

Explore our wide selection of natural quartz gemstones in a variety of colors, cuts, and sizes for every jewelry project.

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Quartz Size
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For Example: 8-9
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9.93ct Light Mocha Smoky Quartz, Round, VVS-VS

15 mm (calibrated)

$ 48.23

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7.84ct Light Brown Smoky Quartz, Emerald Cut, VVS

14 x 14 mm (calibrated)

$ 39.64

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5.59ct Clear with Brown Rutile Quartz, Round, Transparent

12 mm (calibrated)

$ 16.90

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5.13ct Light Earthy Brown Smoky Quartz, Round, VS

12 mm (calibrated)

$ 24.92

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9.91ctw Clear White Quartz Cat's Eye, Round, Transparent

10 mm (calibrated)

$ 42.52

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9.62ctw Medium Pink Strawberry Quartz, Oval, Translucent

12 x 10 mm (calibrated)

$ 177.78

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13.29ct Lemon Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 70.34

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12.44ct Medium Yellow Quartz, Round, Transparent

16 mm (calibrated)

$ 60.10

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16.42ct Lemon Yellow Quartz, Round, VVS

18 mm (calibrated)

$ 86.90

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37.71ct Medium Yellow Quartz, Oval, VVS

22 x 18.5 mm

$ 79.15

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20.24ct Bumblebee Yellow Quartz Cat's Eye, Oval, Translucent

15 x 15 mm (calibrated)

$ 497.17

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12.80ct Medium Pink Rose Quartz, Emerald Cut, Transparent

14 x 14 mm (calibrated)

$ 70.40

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14.67ct Light Pink Rose Quartz, Emerald Cut, Transparent

15 x 15 mm (calibrated)

$ 96.83

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13.86ct Earthy Yellow Rutile Quartz, Pear Shape, Transparent

21.7 x 15.2 mm

$ 58.73

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41.38ct Greenish Yellow Quartz, Oval, IF

23.6 x 19.4 mm

$ 87.40

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8.86ct Light Pineapple Yellow Quartz, Flower Cut, Transparent

14 x 14 mm (calibrated)

$ 58.48

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12.31ct Greenish Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 65.16

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6.15ct Greenish Yellow Quartz, Emerald Cut, VVS

12 x 12 mm (calibrated)

$ 29.80

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13.76ct Medium Yellow Quartz, Flower Cut, Transparent

17 x 16.2 mm

$ 54.49

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204.90ct Light Yellow Quartz, Fancy, Transparent

52.3 x 34.9 mm

$ 250.27

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12.85ct Greenish Yellow Quartz, Round, Transparent

16 mm (calibrated)

$ 62.08

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13.08ct Deep Brown Smoky Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 43.16

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38.22ct Light Yellow Quartz, Oval, Transparent

25 x 18 mm (calibrated)

$ 60.54

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9.14ct Medium Yellow Quartz, Emerald Cut, VVS

14 x 14 mm (calibrated)

$ 60.32

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Why Buy Quartz from GemSelect?

Natural Quartz Stones

Our natural quartz gemstones are carefully selected for clarity, color and overall quality. From transparent rock crystal to richly colored varieties, quartz offers exceptional versatility for jewelry and collecting.

Buy Quartz Gemstones Online

Browse loose quartz gemstones with detailed photos, specifications and easy filtering options. Enjoy secure checkout and reliable worldwide shipping when you shop online with GemSelect.

Loose Quartz Gemstones for Jewelry and Collectors

Popular Quartz Varieties

Quartz includes well-known varieties such as amethyst, citrine, smoky quartz, rose quartz and lemon quartz. Each offers unique color characteristics while sharing excellent durability for everyday jewelry use.

Faceted Quartz for Fine Jewelry

Faceted quartz gemstones provide brilliance and sparkle at an affordable price. Available in shapes such as round, oval, cushion and pear, they are ideal for rings, pendants and earrings.

Quartz Cabochons

Quartz cabochons feature smooth, polished surfaces that highlight color and internal features. They are especially popular for statement rings, artisan jewelry and custom designs.

Calibrated Quartz Sizes

Choose calibrated quartz stones in standard sizes such as 6 mm rounds or 8 x 6 mm ovals. These precision-cut gems fit common jewelry mountings and simplify production.

Wholesale Quartz Gemstones

We offer competitive pricing on single stones and bulk quartz purchases. Ideal for jewelers, designers and resellers looking for consistent quality and reliable supply.

Quartz Durability and Care

With a Mohs hardness of 7, quartz gemstones are suitable for most jewelry types. Clean with mild soap and water, and store separately to prevent scratches.

Learn more about the properties, history and varieties of quartz on our Quartz Information Page.

FAQs

Are your quartz gemstones natural?

Yes, all our quartz gemstones are natural. Any treatments, such as heating for certain varieties, are fully disclosed on each product page.

Is quartz suitable for everyday wear?

Quartz has a hardness of 7 on the Mohs scale, making it durable enough for most jewelry, including rings, earrings and pendants.

What colors are available in quartz gemstones?

Quartz occurs in many colors including purple (amethyst), yellow (citrine), pink (rose quartz), brown (smoky quartz) and colorless rock crystal.

Do you offer calibrated quartz stones?

Yes, we stock calibrated quartz gemstones in standard sizes that fit popular commercial jewelry settings.

Can I buy quartz gemstones in bulk?

We offer wholesale quartz options for designers and retailers, with competitive pricing on larger quantity orders.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I wanted very easily!

Posted By Lenny in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
Source: Bizrate
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