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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
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For Example: 6-7
For Example: 8-9
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11.63ctw Light Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 61.56

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26.94ct Medium-Light Yellow Quartz, Cushion, VVS

19 x 19 mm (calibrated)

$ 71.12

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14.36ct Light Yellow Quartz, Oval, Transparent

16.4 x 13.8 mm

$ 17.23

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3.20ct Light Yellow Rutile Quartz, Oval, Transparent

12 x 8 mm (calibrated)

$ 10.56

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3.42ct Light Yellow Quartz, Flower Cut, Transparent

10.5 x 10.4 mm

$ 11.06

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4.09ct Light Yellow Rutile Quartz, Oval, Transparent

12 x 8 mm (calibrated)

$ 13.49

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38.74ctw Light Yellow Rutile Quartz, Sphere / Ball, Transparent

14 mm (calibrated)

$ 51.13

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18.70ctw Greenish Yellow Quartz, Flower Cut, Transparent

10.4 x 10.4 mm

$ 86.40

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6.97ct Light Greenish Yellow Quartz, Fancy, VVS

12 x 12 mm (calibrated)

$ 33.40

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11.80ct Light Pineapple Yellow Quartz, Emerald Cut, VVS-VS

15 x 15 mm (calibrated)

$ 77.88

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10.42ct Medium-Light Yellow Quartz, Flower Cut, Transparent

15 x 15 mm (calibrated)

$ 48.14

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8.93ct Light Yellow Quartz, Emerald Cut, VVS

14 x 14 mm (calibrated)

$ 47.27

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15.22ct Light Yellow Quartz, Cushion, VVS

20 x 15 mm (calibrated)

$ 40.18

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15.14ct Medium Yellow Quartz, Cushion, VS

16 x 16 mm (calibrated)

$ 70.34

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3.23ct Medium-Light Yellow Quartz, Flower Cut, Transparent

12 x 12 mm (calibrated)

$ 12.79

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11.71ctw Greenish Yellow Quartz, Flower Cut, Transparent

9 x 9 mm (calibrated)

$ 54.11

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8.80ct Medium Yellow Quartz, Marquise, VVS

19.9 x 12.9 mm

$ 42.74

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17.33ct Light Yellow Quartz, Emerald Cut, VS

15 x 15 mm (calibrated)

$ 114.38

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74.88ct Earthy Yellow Rutile Quartz, Cushion, Translucent

40.1 x 24.3 mm

$ 98.84

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2.02ct Medium Yellow Quartz, Flower Cut, Transparent

9.4 x 9.3 mm

$ 9.34

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6.88ct Medium Yellow Quartz, Oval, VVS

14 x 12 mm (calibrated)

$ 32.96

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9.13ct Pale Yellow Quartz, Emerald Cut, VVS-VS

13 x 13 mm (calibrated)

$ 60.26

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27.07ct Pineapple Yellow Quartz, Cushion, VVS-VS

19 x 19 mm (calibrated)

$ 71.46

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123.15ct Deep Yellow Quartz, Oval, IF

37.1 x 27.4 mm

$ 357.62

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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 -> 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

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 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

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate
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