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Home Gemstones Quartz

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

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
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Brown Quartz
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Yellow Quartz
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14.87ct Yellow Quartz, Flower Cut, Transparent

18 x 17.4 mm

$ 32.58

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7.52ctw Yellow Quartz, Flower Cut, Transparent

12.8 x 12.4 mm

$ 24.72

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13.24ct Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 58.17

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7.26ct Yellow Quartz, Emerald Cut, VS

12 x 12 mm (calibrated)

$ 39.77

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6.71ct Yellow Rutile Quartz, Pear Shape, Transparent

14.9 x 11.2 mm

$ 18.23

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3.40ct Yellow Quartz, Flower Cut, Transparent

13 x 13 mm (calibrated)

$ 11.17

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9.59ct Yellow Rutile Quartz, Pear Shape, Transparent

19 x 14 mm

$ 26.05

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8.61ctw Yellow Rutile Quartz, Round, Transparent

11 mm (calibrated)

$ 23.49

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39.16ct Yellow Rutile Quartz, Oval, Translucent

34.4 x 23.4 mm

$ 42.91

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16.14ct Yellow Quartz, Emerald Cut, VVS-VS

17 x 17 mm (calibrated)

$ 88.41

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15.22ct Yellow Quartz, Cushion, VVS

20 x 15 mm (calibrated)

$ 33.35

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8.10ct Yellow Quartz, Emerald Cut, VVS-VS

12 x 12 mm (calibrated)

$ 44.37

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27.19ct Yellow Quartz, Cushion, VVS-VS

19 x 19 mm (calibrated)

$ 59.58

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9.60ct Yellow Quartz, Flower Cut, Transparent

16.8 x 13.5 mm

$ 36.81

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27.43ct Yellow Quartz, Cushion, VVS

19 x 19 mm (calibrated)

$ 60.11

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101.00ct Yellow Quartz, Oval, IF

38.2 x 25.4 mm

$ 129.47

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5.12ctw Yellow Quartz, Flower Cut, Transparent

7.7 x 7.5 mm

$ 19.63

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19.33ctw Yellow Quartz, Fancy, VVS

16.2 x 14 mm

$ 69.69

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63.83ct Yellow Quartz, Oval, Transparent

30.2 x 23.5 mm

$ 52.98

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29.37ct Yellow Quartz, Oval, Transparent

20.1 x 15.8 mm

$ 24.38

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8.00ct Yellow Rutile Quartz, Round, Transparent

14 mm (calibrated)

$ 21.73

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35.82ctw Yellow Rutile Quartz, Sphere / Ball, Transparent

14 mm (calibrated)

$ 39.24

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5.02ct Yellow Quartz, Emerald Cut, VS

10.5 x 10.4 mm

$ 27.50

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36.18ct Yellow Quartz, Pear Shape, Transparent

32.7 x 19.7 mm

$ 30.03

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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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Everything was good, the purchase was what I expected and what they show is what you get.

Posted By Mr. in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate
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