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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
Golden
Gray Quartz
Green Quartz
Multicolor Quartz
Orange Quartz
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Yellow Quartz
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3.38ct Yellow Quartz, Flower Cut, Transparent

11.5 x 11.3 mm

$ 12.96

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20.83ct Yellow Quartz, Oval, Transparent

22.5 x 17 mm

$ 17.29

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6.39ct Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 25.34

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10.54ct Yellow Quartz, Cushion, VS

15 x 13.5 mm

$ 40.65

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1.97ct Yellow Quartz, Flower Cut, Transparent

10 x 10 mm (calibrated)

$ 7.56

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13.13ct Yellow Quartz, Briolette, VVS

20.6 x 11 mm

$ 35.96

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9.37ct Yellow Rutile Quartz, Round, Transparent

14 mm (calibrated)

$ 25.46

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4.26ct Yellow Quartz, Flower Cut, Transparent

10.5 x 10.4 mm

$ 14.00

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2.60ct Yellow Quartz, Flower Cut, Transparent

9.5 x 9 mm

$ 18.08

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5.21ct Yellow Quartz, Oval, Transparent

12.8 x 10.1 mm

$ 6.13

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6.43ct Yellow Quartz, Oval, VVS-VS

14.1 x 10.8 mm

$ 35.23

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26.16ct Yellow Quartz, Cushion, VVS

19 x 19 mm (calibrated)

$ 57.32

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3.48ct Yellow Quartz, Flower Cut, Transparent

10 x 10 mm (calibrated)

$ 11.44

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5.19ct Yellow Quartz, Round, Transparent

12 mm (calibrated)

$ 20.58

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3.12ct Yellow Quartz, Flower Cut, Transparent

11 x 11 mm (calibrated)

$ 10.26

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9.34ct Yellow Rutile Quartz, Pear Shape, Transparent

16.1 x 11.5 mm

$ 25.38

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29.93ct Yellow Quartz, Oval, Transparent

26.7 x 21.8 mm

$ 32.79

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14.90ct Yellow Quartz, Oval, Transparent

16.9 x 14.2 mm

$ 17.51

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34.21ct Yellow Quartz, Briolette, VVS

27.5 x 14.5 mm

$ 93.69

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28.14ct Yellow Quartz, Oval, VVS

19.6 x 16.1 mm

$ 46.25

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3.28ct Yellow Quartz, Oval, Transparent

10.3 x 8.4 mm

$ 3.85

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11.09ct Yellow Quartz, Emerald Cut, VVS-VS

15.4 x 9.2 mm

$ 24.30

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52.29ct Yellow Quartz, Pear Shape, Transparent

33.3 x 23.2 mm

$ 43.40

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5.70ct Yellow Quartz, Trillion, Transparent

14 x 14 mm (calibrated)

$ 18.73

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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

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 -> 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 -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Filters need to be improved but rest of website is great

Posted By Rock hound in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was great

Posted By Nik in June, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Ita's a pretty good and simple way to find gems that youa're looking for amazing selection

Posted By Amman in May, 2026
Source: Bizrate
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