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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.

Quartz Weight
Quartz Size
Quartz Clarity
Quartz Price

Size Explained

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For Example: 6-7
For Example: 8-9
Bi-color
Black
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7.83ct Yellow Quartz, Emerald Cut, VVS-VS

16.8 x 8.9 mm

$ 17.16

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6.45ct Brown Smoky Quartz, Pear Shape, VS

15.2 x 11.1 mm

$ 12.85

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8.91ct Yellow Quartz, Round, VVS

14 mm (calibrated)

$ 35.42

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6.24ct Brown Smoky Quartz, Round, VVS-VS

13 mm (calibrated)

$ 10.26

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5.37ctw Brown Smoky Quartz, Round, VVS-VS

8 mm (calibrated)

$ 14.70

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10.26ct Yellow Quartz, Round, VVS

15 mm (calibrated)

$ 41.38

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10.75ct Brown Smoky Quartz, Round, VVS-VS

14 mm (calibrated)

$ 21.21

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13.34ctw Yellow Rutile Quartz, Oval, Transparent

12 x 10 mm (calibrated)

$ 51.15

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9.31ct Brown Smoky Quartz, Emerald Cut, VVS-VS

13 x 13 mm (calibrated)

$ 11.52

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2.89ct Pink Strawberry Quartz, Round, Translucent

8 mm (calibrated)

$ 17.67

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5.71ctw Pink Strawberry Quartz, Oval, Transparent

11 x 9 mm (calibrated)

$ 42.83

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26.65ct Yellow Quartz, Cushion, VVS

19 x 19 mm (calibrated)

$ 58.40

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5.90ct Brown Smoky Quartz, Round, VVS-VS

13 mm (calibrated)

$ 9.70

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1.93ct Pink Strawberry Quartz, Round, Translucent

8 mm (calibrated)

$ 14.80

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4.57ct Yellow Rutile Quartz, Oval, Transparent

13 x 9 mm (calibrated)

$ 12.51

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3.23ctw Brown Smoky Quartz, Round, VS

8 mm (calibrated)

$ 7.08

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3.78ctw Multicolor Mystic Quartz, Trillion, VVS-VS

8 x 8 mm (calibrated)

$ 22.59

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2.52ct Yellow Quartz, Flower Cut, Transparent

10 x 10 mm (calibrated)

$ 8.28

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3.54ctw Brown Smoky Quartz, Round, VS

8 mm (calibrated)

$ 7.76

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7.71ct Pink Rose Quartz, Emerald Cut, Transparent

13 x 13 mm (calibrated)

$ 42.24

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5.45ct Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 17.92

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13.24ct Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 58.17

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22.88ct Pink Rose Quartz, Oval, Transparent

20 x 15 mm (calibrated)

$ 30.09

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7.99ct Yellow Quartz, Flower Cut, Transparent

14 x 14 mm (calibrated)

$ 26.26

View Gem
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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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Easy to use. Many options to find the right gemstone

Posted By Liz in May, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate
Enlarged Gemstone Image