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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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Multicolor Quartz
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6.53ctw Pink Strawberry Quartz, Oval, Translucent

11 x 9 mm (calibrated)

$ 51.01

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6.60ct Brown Smoky Quartz, Round, VVS-VS

13 mm (calibrated)

$ 21.70

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6.90ct Yellow Quartz, Trillion, Transparent

14 x 14 mm (calibrated)

$ 22.68

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6.14ct Pink Strawberry Quartz, Round, Translucent

12 mm (calibrated)

$ 37.54

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39.41ct Pink Rose Quartz, Oval, Transparent/Translucent

22.3 x 20.6 mm

$ 56.12

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15.30ctw Yellow Quartz, Flower Cut, Transparent

12.5 x 12.3 mm

$ 58.67

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6.24ct Brown Rutile Quartz, Round, Transparent

12 mm (calibrated)

$ 17.09

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11.09ct Brown Smoky Quartz, Emerald Cut, VVS

13 x 13 mm (calibrated)

$ 19.77

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1.41ct Pink Strawberry Quartz, Oval, Transparent

8 x 6 mm (calibrated)

$ 11.50

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2.48ct Yellow Quartz, Flower Cut, Transparent

11.5 x 11.2 mm

$ 8.15

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1.72ct Yellow Quartz, Flower Cut, Transparent

8 x 8 mm (calibrated)

$ 5.66

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5.19ct Yellow Quartz, Round, Transparent

12 mm (calibrated)

$ 20.58

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2.94ct Brown Smoky Quartz, Marquise, VVS

17.9 x 7 mm

$ 14.64

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3.98ct Brown Smoky Quartz, Round, VVS-VS

10.5 mm

$ 6.54

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5.13ct Multicolor Mystic Quartz, Round, VVS-VS

12 mm (calibrated)

$ 15.33

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13.61ct Brown Smoky Quartz, Oval, VVS

20 x 15 mm (calibrated)

$ 18.64

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3.70ct Pink Strawberry Quartz, Oval, Transparent

11 x 9 mm (calibrated)

$ 27.75

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7.02ctw Yellow Quartz, Flower Cut, Transparent

11 x 11 mm (calibrated)

$ 26.93

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4.47ct Yellow Quartz, Flower Cut, Transparent

12 x 12 mm (calibrated)

$ 8.13

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0.92ct Brown Smoky Quartz, Emerald Cut, VVS

9.7 x 4.1 mm

$ 6.42

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5.01ct Yellow Quartz, Emerald Cut, VS

12 x 12 mm (calibrated)

$ 27.45

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4.07ctw Brown Smoky Quartz, Round, VVS-VS

8 mm (calibrated)

$ 8.91

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5.19ct Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 8.53

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1.70ct Pink Strawberry Quartz, Round, Translucent

8 mm (calibrated)

$ 13.04

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

The website was very easy to use.

Posted By Garnet in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
Source: Bizrate

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

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

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate
Enlarged Gemstone Image