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Home Calibrated Gemstones Round Shape 12 mm Gems

Buy 12 mm Round Calibrated Gemstones from GemSelect

Round Shape 12 mm Gems Weight
Round Shape 12 mm Gems Size
Round Shape 12 mm Gems Clarity
Round Shape 12 mm Gems Price

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Bi-color
Black Round Shape 12 mm Gems
Blue Round Shape 12 mm Gems
Brown Round Shape 12 mm Gems
Golden
Gray Round Shape 12 mm Gems
Green Round Shape 12 mm Gems
Multicolor Round Shape 12 mm Gems
Orange Round Shape 12 mm Gems
Pink Round Shape 12 mm Gems
Purple
Red Round Shape 12 mm Gems
Turquoise Round Shape 12 mm Gems
Violet Round Shape 12 mm Gems
White Round Shape 12 mm Gems
Yellow Round Shape 12 mm Gems
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10.02ctw Yellow Quartz, Round, VVS-VS

12 mm (calibrated)

$ 45.74

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5.25ct Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 28.77

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5.52ct Brown Smoky Quartz, Round, VS

12 mm (calibrated)

$ 9.07

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6.89ct Blue Larimar, Round, Opaque

12 mm (calibrated)

$ 78.70

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8.40ct White Quartz Cat'S Eye, Round, Transparent

12 mm (calibrated)

$ 36.81

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13.76ct Green Maw-Sit-Sit, Round, Opaque

12 mm (calibrated)

$ 45.23

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5.45ct Brown Smoky Quartz, Round, VVS

12 mm (calibrated)

$ 17.92

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10.43ctw Yellow Quartz, Round, VVS-VS

12 mm (calibrated)

$ 22.86

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6.41ct Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 12.57

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11.63ctw Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 51.09

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6.23ct Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 27.37

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5.47ct Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 29.97

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6.14ct Pink Strawberry Quartz, Round, Translucent

12 mm (calibrated)

$ 37.54

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11.74ct Black Star Diopside, Round, Opaque

12 mm (calibrated)

$ 58.47

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7.65ct Multicolor Labradorite, Round, Translucent

12 mm (calibrated)

$ 16.45

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5.24ct Multicolor Mystic Quartz, Round, VVS-VS

12 mm (calibrated)

$ 15.65

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5.60ct White Rutile Quartz, Round, Transparent

12 mm (calibrated)

$ 14.04

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5.13ct Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 8.43

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5.38ct Brown Rutile Quartz, Round, Transparent

12 mm (calibrated)

$ 13.50

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12.60ct Green Maw-Sit-Sit, Round, Opaque

12 mm (calibrated)

$ 41.42

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12.16ct White Rutile Quartz, Sphere / Ball, Translucent

12 mm (calibrated)

$ 13.99

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11.50ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 35.79

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4.06ct Multicolor Opal, Round, Opaque

12 mm (calibrated)

$ 121.31

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5.28ct Yellow Citrine, Round, VS

12 mm (calibrated)

$ 46.27

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Why Buy Round Shape 12 Mm Gems from GemSelect?

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

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

It was good. There was a large selection at prices I could afford.

Posted By Zorah in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

It was fine . Wish there had been more round stones to select from

Posted By Emm in January, 2026
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 -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate
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