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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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Green Quartz
Multicolor Quartz
Orange Quartz
Pink Quartz
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9.51ct Yellow Quartz, Marquise, VVS-VS

19.2 x 12.9 mm

$ 37.72

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8.35ctw Multicolor Mystic Quartz, Cushion, VVS-VS

10 x 10 mm (calibrated)

$ 49.90

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12.81ctw Brown Smoky Quartz, Pear Shape, VVS-VS

15.1 x 11 mm

$ 42.10

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15.27ct Pink Rose Quartz, Oval, Transparent/Translucent

16.8 x 13.7 mm

$ 21.75

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4.47ct Pink Rose Quartz, Emerald Cut, Transparent

10 x 10 mm (calibrated)

$ 24.49

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13.07ct Brown Smoky Quartz, Round, Transparent

12 mm (calibrated)

$ 42.96

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1.41ctw Multicolor Mystic Quartz, Trillion, VVS-VS

6 x 6 mm (calibrated)

$ 9.83

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2.94ct Yellow Rutile Quartz, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 7.92

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4.41ct Brown Smoky Quartz, Round, VVS-VS

11 mm (calibrated)

$ 7.25

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3.97ct Pink Rose Quartz, Square, Transparent

9.5 x 9 mm

$ 21.75

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8.05ct Yellow Quartz, Emerald Cut, VVS

13 x 13 mm (calibrated)

$ 44.11

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8.27ct Pink Strawberry Quartz, Oval, Translucent

16 x 12 mm (calibrated)

$ 63.43

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6.74ct Brown Smoky Quartz, Round, VVS

13 mm (calibrated)

$ 22.15

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20.15ctw Brown Smoky Quartz, Flower Cut, Transparent

16 x 12 mm (calibrated)

$ 74.84

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87.42ct Pink Rose Quartz, Square, Opaque

25.7 x 25.6 mm

$ 181.40

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4.05ctw Brown Smoky Quartz, Round, VS

8 mm (calibrated)

$ 6.66

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6.33ctw White Rutile Quartz, Round, Translucent

9 mm (calibrated)

$ 13.88

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2.59ct Yellow Quartz, Flower Cut, Transparent

9 x 9 mm (calibrated)

$ 8.52

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28.20ct Yellow Quartz, Cushion, VVS

19 x 19 mm (calibrated)

$ 61.79

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22.58ct Pink Rose Quartz, Oval, Transparent/Translucent

19.6 x 14.1 mm

$ 32.16

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6.76ct Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 18.52

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18.90ct Yellow Quartz, Flower Cut, Transparent

26.7 x 16.6 mm

$ 62.12

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10.98ct Yellow Rutile Quartz, Pear Shape, Transparent

18.8 x 13.8 mm

$ 29.83

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27.53ctw Brown Smoky Quartz, Round, Transparent

12 mm (calibrated)

$ 34.27

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

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

It was fine

Posted By Na in April, 2026
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
Enlarged Gemstone Image