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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
Quartz Size
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Quartz Price

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For Example: 6-7
For Example: 8-9
Bi-color
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9.79ct Medium Yellow Quartz, Flower Cut, Transparent

15 x 14.3 mm

$ 64.62

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16.97ct Laguna Yellow Quartz, Flower Cut, Transparent

17.4 x 16.8 mm

$ 112.01

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2.25ct Medium Yellow Quartz, Flower Cut, Transparent

10 x 10 mm (calibrated)

$ 10.40

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39.77ct Deep Yellow Quartz, Oval, Transparent

26.1 x 18.2 mm

$ 62.99

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6.17ct Greenish Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 29.48

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4.34ct Mellow Yellow Quartz, Fancy, Transparent

14.7 x 10.7 mm

$ 14.03

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2.26ct Pale Cream Yellow Quartz, Flower Cut, Transparent

8.7 x 8.6 mm

$ 10.44

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161.15ct Rich Yellow Quartz, Oval, VVS

39.4 x 28.8 mm

$ 440.33

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5.04ctw Light Greenish Yellow Quartz, Flower Cut, Transparent

8 x 8 mm (calibrated)

$ 23.28

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87.25ct Vivid Yellow Quartz, Pear Shape, VVS

31.8 x 25.2 mm

$ 143.96

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2.52ct Light Pineapple Yellow Quartz, Marquise, VVS

13.1 x 8 mm

$ 13.34

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10.65ct Medium-Light Yellow Quartz, Flower Cut, Transparent

16 x 12 mm (calibrated)

$ 51.46

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3.54ct Light Yellow Quartz, Oval, Transparent

11.5 x 9.2 mm

$ 3.54

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7.02ctw Pale Cream Yellow Quartz, Flower Cut, Transparent

11 x 11 mm (calibrated)

$ 32.44

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4.25ct Medium Yellow Quartz, Flower Cut, Transparent

12 x 12 mm (calibrated)

$ 19.64

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14.48ct Medium Yellow Rutile Quartz, Pear Shape, Translucent

21.1 x 14.6 mm

$ 47.78

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4.54ctw Laguna Yellow Quartz, Flower Cut, Transparent

10 x 10 mm (calibrated)

$ 17.98

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5.57ct Medium Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 27.06

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9.74ct Light Yellow Quartz, Oval, Transparent

16.2 x 12.5 mm

$ 9.74

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35.82ctw Warm Yellow Rutile Quartz, Sphere / Ball, Transparent

14 mm (calibrated)

$ 47.28

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6.67ct Lemon Yellow Quartz, Flower Cut, Transparent

14.3 x 10.1 mm

$ 32.22

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7.26ct Medium Yellow Quartz, Fancy, VVS-VS

14.8 x 12.8 mm

$ 34.79

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5.06ctw Pale Cream Yellow Quartz, Flower Cut, Transparent

8 x 8 mm (calibrated)

$ 23.38

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4.36ctw Pale Yellow Quartz, Flower Cut, Transparent

9 x 9 mm (calibrated)

$ 20.15

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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 love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate
Enlarged Gemstone Image