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Loose Calibrated Topaz Gemstones

Shop precisely sized calibrated topaz gemstones ideal for professional jewelry settings and custom designs.

Calibrated Topaz Weight
Calibrated Topaz Size
Calibrated Topaz Clarity
Calibrated Topaz Price

Size Explained

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For Example: 6-7
For Example: 8-9
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Blue Calibrated Topaz
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Pink Calibrated Topaz
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White Calibrated Topaz
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1.90ct Swiss Blue Topaz, Emerald Cut, VVS

8 x 6 mm (calibrated)

$ 18.24

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4.39ctw Sky Blue Topaz, Round, VVS-VS

8.5 mm (calibrated)

$ 40.56

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6.21ctw Sky Blue Topaz, Heart, VVS

9 x 9 mm (calibrated)

$ 53.53

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1.65ctw Sky Blue Topaz, Pear Shape, VVS-VS

7 x 5 mm (calibrated)

$ 10.86

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5.91ctw Sky Blue Topaz, Heart, VVS

9 x 9 mm (calibrated)

$ 50.71

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1.99ct Swiss Blue Topaz, Emerald Cut, VVS-VS

8 x 6 mm (calibrated)

$ 19.10

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5.10ctw Sky Blue Topaz, Oval, VVS-VS

9 x 7 mm (calibrated)

$ 47.12

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6.40ctw Sky Blue Topaz, Round, VS

9 mm (calibrated)

$ 53.99

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3.88ctw Sky Blue Topaz, Oval, VVS-VS

7 x 5 mm (calibrated)

$ 25.66

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0.64ct London Blue Topaz, Oval, VVS-VS

6 x 4 mm (calibrated)

$ 6.14

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8.32ctw Swiss Blue Topaz, Emerald Cut, VS

8 x 6 mm (calibrated)

$ 66.78

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1.53ctw Swiss Blue Topaz, Pear Shape, VS

7 x 5 mm (calibrated)

$ 13.03

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5.75ctw Sky Blue Topaz, Emerald Cut, VVS

9 x 7 mm (calibrated)

$ 53.14

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3.29ctw Sky Blue Topaz, Pear Shape, VVS-VS

7 x 5 mm (calibrated)

$ 30.40

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5.27ctw Swiss Blue Topaz, Heart, VVS-VS

9 x 9 mm (calibrated)

$ 45.42

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0.98ct London Blue Topaz, Oval, VS

7 x 5 mm (calibrated)

$ 13.54

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3.30ctw Sky Blue Topaz, Pear Shape, VVS-VS

7 x 5 mm (calibrated)

$ 21.82

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3.46ctw Swiss Blue Topaz, Pear Shape, VVS-VS

7 x 5 mm (calibrated)

$ 31.97

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4.25ctw Sky Blue Topaz, Round, VVS-VS

8 mm (calibrated)

$ 39.28

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3.45ctw Sky Blue Topaz, Pear Shape, VS

6 x 4 mm (calibrated)

$ 31.88

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6.19ctw Swiss Blue Topaz, Heart, VVS

9 x 9 mm (calibrated)

$ 53.35

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3.50ctw Sky Blue Topaz, Pear Shape, VVS-VS

7 x 5 mm (calibrated)

$ 32.34

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4.19ctw Swiss Blue Topaz, Oval, Transparent

7 x 5 mm (calibrated)

$ 38.71

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5.07ctw Swiss Blue Topaz, Oval, Transparent

7 x 5 mm (calibrated)

$ 46.85

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Why Buy Calibrated Topaz from GemSelect?

Loose Calibrated Topaz Gemstones

Our loose calibrated topaz gemstones are carefully cut to standard jewelry sizes, making them ideal for rings, earrings, pendants, and other professional settings.

Calibrated Topaz for Jewelry Settings

Calibrated topaz stones are precision-cut to fit pre-made mountings, saving time and ensuring a clean, secure fit for jewelers and designers.

Loose Calibrated Topaz Gemstones in Standard Jewelry Sizes

Standard Sizes and Popular Shapes

Our calibrated topaz is available in popular sizes such as 6 mm, 7 mm, 8 x 6 mm, and 10 x 8 mm, with classic shapes including round, oval, cushion, pear, and emerald cut.

Natural Topaz Stones

All topaz gemstones offered by GemSelect are natural. Any treatments, such as heat or irradiation for color enhancement, are clearly disclosed for full transparency.

Calibrated Blue Topaz Options

Choose from calibrated Sky Blue, Swiss Blue, and London Blue topaz stones, each offering excellent brilliance, durability (Mohs 8), and consistent sizing.

Matching Stones and Pairs

Calibrated topaz gemstones are ideal for matching pairs and multi-stone designs, ensuring uniform color, size, and proportions across your jewelry pieces.

Wholesale Calibrated Topaz

We offer competitive pricing on calibrated topaz gemstones for jewelers, designers, and collectors, with reliable worldwide shipping and secure checkout.

Learn more about the properties, colors, and durability of topaz on our Topaz Information Page.

FAQs

What does calibrated topaz mean?

Calibrated topaz refers to gemstones cut to standardized sizes that fit common jewelry settings, allowing faster and more precise mounting.

Are calibrated topaz gemstones natural?

Yes, all calibrated topaz gemstones sold by GemSelect are natural. Any treatments are fully disclosed on the product page.

What sizes are available for calibrated topaz?

Common sizes include 6 mm, 7 mm, 8 x 6 mm, and 10 x 8 mm, with availability depending on shape and color.

Is topaz suitable for everyday jewelry?

Yes, topaz has a Mohs hardness of 8, making it durable enough for rings, earrings, and other frequently worn jewelry.

Can I buy calibrated topaz in matching pairs?

Yes, calibrated topaz stones are ideal for matching pairs and sets, especially for earrings and multi-stone designs.

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

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways

Posted By The homie edgar in December, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

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

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
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