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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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6.27ct Yellow Quartz, Emerald Cut, VVS-VS

12 x 12 mm (calibrated)

$ 34.35

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2.23ctw Yellow Quartz, Flower Cut, Transparent

6.8 x 6.7 mm

$ 8.56

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14.91ct Yellow Quartz, Emerald Cut, VVS-VS

15 x 15 mm (calibrated)

$ 81.68

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8.95ct Yellow Quartz, Round, VVS

14 mm (calibrated)

$ 35.60

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5.08ct Yellow Quartz, Emerald Cut, VVS-VS

10.5 x 10.5 mm

$ 27.83

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3.12ct Yellow Quartz, Flower Cut, Transparent

11 x 11 mm (calibrated)

$ 10.26

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6.52ct Yellow Quartz, Emerald Cut, VVS-VS

11.6 x 11.4 mm

$ 35.71

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3.42ct Yellow Quartz, Flower Cut, Transparent

12 x 12 mm (calibrated)

$ 11.25

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17.35ctw Yellow Quartz, Emerald Cut, VVS-VS

14 x 14 mm (calibrated)

$ 58.30

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6.77ct Yellow Quartz, Flower Cut, Transparent

14 x 10.2 mm

$ 27.15

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12.79ct Yellow Quartz, Round, Transparent

16 mm (calibrated)

$ 51.29

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8.01ct Yellow Rutile Quartz, Round, Translucent

13 mm (calibrated)

$ 21.76

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6.52ct Yellow Quartz, Oval, Transparent

14.6 x 10.8 mm

$ 5.41

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3.91ct Yellow Rutile Quartz, Oval, Transparent

12 x 8 mm (calibrated)

$ 10.72

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13.43ct Yellow Rutile Quartz, Pear Shape, Transparent

18 x 13 mm (calibrated)

$ 36.50

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6.44ct Yellow Quartz, Emerald Cut, VVS-VS

16.9 x 7.8 mm

$ 7.06

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8.11ct Yellow Rutile Quartz, Round, Transparent

13 mm (calibrated)

$ 22.03

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1.85ct Yellow Quartz, Flower Cut, Transparent

10 x 10 mm (calibrated)

$ 6.08

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24.84ct Yellow Quartz, Oval, Transparent

25 x 18 mm (calibrated)

$ 20.62

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4.25ct Yellow Quartz, Fancy, Transparent

13.7 x 9.9 mm

$ 13.98

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2.98ctw Yellow Quartz, Flower Cut, Transparent

9 x 8.6 mm

$ 5.43

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11.46ctw Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 41.96

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7.37ct Yellow Rutile Quartz, Pear Shape, Translucent

15.1 x 11 mm

$ 20.03

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10.69ctw Yellow Quartz, Round, Transparent

12 mm (calibrated)

$ 35.33

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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 -> 9 star ratings

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate
Enlarged Gemstone Image