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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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Brown Quartz
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1.38ct Yellow Quartz, Flower Cut, Transparent

8 x 8 mm (calibrated)

$ 5.29

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11.71ct Yellow Quartz, Flower Cut, Transparent

16 x 16 mm (calibrated)

$ 25.66

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19.07ct Yellow Quartz, Fancy, Transparent

20.9 x 15.8 mm

$ 73.14

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11.77ct Yellow Quartz, Round, VVS-VS

16 mm (calibrated)

$ 47.20

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2.77ct Pink Strawberry Quartz, Oval, Transparent

10 x 8 mm (calibrated)

$ 20.58

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2.59ctw Yellow Quartz, Flower Cut, Transparent

6.6 x 6.5 mm

$ 9.94

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6.67ct Brown Smoky Quartz, Round, VVS

12 mm (calibrated)

$ 21.92

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6.89ct Multicolor Mystic Quartz, Cushion, VVS

12 x 12 mm (calibrated)

$ 41.18

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13.06ct Brown Smoky Quartz, Emerald Cut, VVS

14 x 14 mm (calibrated)

$ 15.60

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3.83ctw Brown Smoky Quartz, Round, VVS-VS

8 mm (calibrated)

$ 6.28

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3.19ctw Multicolor Mystic Quartz, Round, VVS-VS

8 mm (calibrated)

$ 9.53

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4.88ctw Pink Strawberry Quartz, Oval, Transparent

10 x 8 mm (calibrated)

$ 36.25

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48.94ct Pink Star Rose Quartz, Oval, Transparent

22.3 x 19.8 mm

$ 106.70

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2.21ct Yellow Quartz, Flower Cut, Transparent

9.5 x 9.3 mm

$ 7.26

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6.41ctw Multicolor Mystic Quartz, Oval, VVS

11 x 9 mm (calibrated)

$ 44.69

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115.73ct Yellow Quartz, Oval, VVS

38 x 25.1 mm

$ 158.50

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4.61ct Brown Smoky Quartz, Round, VS

11 mm (calibrated)

$ 7.58

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6.39ct Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 25.34

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9.77ct Yellow Quartz, Flower Cut, Transparent

15 x 15 mm (calibrated)

$ 53.53

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1.12ct Pink Strawberry Quartz, Oval, Translucent

8 x 6 mm (calibrated)

$ 14.15

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3.49ctw Yellow Quartz, Flower Cut, Transparent

7.4 x 7.3 mm

$ 13.39

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27.14ctw Brown Rutile Quartz, Sphere / Ball, Transparent

12 mm (calibrated)

$ 24.78

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1.65ct Multicolor Mystic Quartz, Pear Shape, VVS-VS

10 x 7 mm (calibrated)

$ 9.86

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3.92ct Yellow Rutile Quartz, Oval, Transparent

12 x 8 mm (calibrated)

$ 10.74

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

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.

Posted By RJ in January, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

It was fine

Posted By Na in April, 2026
Source: Bizrate
Enlarged Gemstone Image