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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

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For Example: 6-7
For Example: 8-9
Bi-color
Black
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Yellow Quartz
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55.15ct Yellow Quartz, Trillion, VVS

26 x 22.9 mm

$ 70.70

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128.50ct Yellow Quartz, Oval, VVS

36.9 x 27.3 mm

$ 281.57

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15.19ct Yellow Quartz, Fancy, VS

16 x 16 mm (calibrated)

$ 58.58

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14.02ct Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 61.59

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15.78ctw Yellow Quartz, Flower Cut, Transparent

12 x 12 mm (calibrated)

$ 60.51

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11.75ct Yellow Quartz, Fancy, VVS-VS

15.8 x 13.2 mm

$ 37.77

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11.12ctw Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 50.76

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13.86ct Yellow Quartz, Flower Cut, Transparent

15.7 x 15.3 mm

$ 55.88

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13.37ct Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 58.73

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5.53ct Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 24.30

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13.38ct Yellow Quartz, Flower Cut, Transparent

15 x 15 mm (calibrated)

$ 61.08

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20.24ct Yellow Quartz Cat'S Eye, Oval, Translucent

15 x 15 mm (calibrated)

$ 412.65

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9.11ct Yellow Quartz, Flower Cut, Transparent

16.7 x 13.6 mm

$ 49.91

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13.29ct Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 58.38

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15.85ctw Yellow Quartz, Flower Cut, Transparent

9 x 9 mm (calibrated)

$ 86.83

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54.44ct Yellow Quartz, Oval, IF

24.9 x 20.5 mm

$ 69.78

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11.79ct Yellow Quartz, Round, VVS-VS

16 mm (calibrated)

$ 47.28

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8.46ct Yellow Rutile Quartz, Round, Transparent/Translucent

13 mm (calibrated)

$ 38.62

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13.98ct Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 61.42

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14.53ct Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 63.84

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11.52ct Yellow Quartz, Round, VVS-VS

16 mm (calibrated)

$ 63.10

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12.47ct Yellow Quartz, Flower Cut, Transparent

16 x 16 mm (calibrated)

$ 47.82

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12.79ct Yellow Quartz, Emerald Cut, VVS

16 x 16 mm (calibrated)

$ 63.69

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12.75ct Yellow Quartz, Round, Transparent

16 mm (calibrated)

$ 51.14

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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 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

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

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Absolutely love Gem Select. I always know the quality and accuracy of information and photos are top notch. Highly recommend!

Posted By Matthew K. in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use. No issues. Large selection of gems.

Posted By CLTCJH in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate
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