Calibrated 10 x 8 mm Octagon Shape Gemstones | GemSelect
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Bi-color Octagon Shape 10x8 mm Gems
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Black
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Blue Octagon Shape 10x8 mm Gems
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Brown
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Golden
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Gray
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Green Octagon Shape 10x8 mm Gems
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Multicolor
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Orange
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Pink
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Purple
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Red
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Turquoise
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Violet
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White Octagon Shape 10x8 mm Gems
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
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Why Buy Octagon Shape 10x8 Mm Gems from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10 
Love how easy the site is to use. Really love that the pictures are of actual product.
Posted By LeAnn in January, 2026
Source: Bizrate
Overall Rating -> 8 
Good prices
Posted By TRM in October, 2025
Source: Bizrate
Overall Rating -> 10
I have been very happy with my prior purchases and enjoy the website experience.
Posted By Trouble in November, 2025
Source: Bizrate
Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
Posted By Geof in November, 2025
Source: Bizrate
Overall Rating -> 10
Had a great experience and the prices are great
Posted By BuBx99 in November, 2025
Source: Bizrate
Overall Rating -> 9 
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Posted By Dafanatic in August, 2025
Source: Bizrate
