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Buy Octagon Shape 27 x 20 mm Gems

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0.33ct Natural Deep Orange-Gold Sapphire, Heart, VVS, Photo A

0.33ct Natural Deep Orange-Gold Sapphire, Heart, VVS

Sapphire

0.33ct1 pc
$ 24.55
4.5 x 4.5 mm
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0.38ct Natural Pastel Blue Sapphire, Heart, VS, Photo A

0.38ct Natural Pastel Blue Sapphire, Heart, VS

Sapphire

0.38ct1 pc
$ 36.48
4.5 x 4.4 mm
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1.79ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

1.79ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

1.79ct total2 pcs
$ 11.82
7 x 5 mm (calibrated)
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7.61ctw Natural Multicolor Labradorite, Square, Translucent, Photo A

7.61ctw Natural Multicolor Labradorite, Square, Translucent

Labradorite

7.61ct total20 pcs
$ 10.66
5 x 5 mm (calibrated)
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1.33ct Natural Deep Green Tourmaline, Octagon / Emerald Cut, VS, Photo A

1.33ct Natural Deep Green Tourmaline, Octagon / Emerald Cut, VS

Tourmaline

1.33ct1 pc
$ 42.13
15.2 x 3.5 mm
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2.49ctw Natural Deep Violet Amethyst, Oval, VVS-VS, Photo A

2.49ctw Natural Deep Violet Amethyst, Oval, VVS-VS

Amethyst

2.49ct total6 pcs
$ 16.44
6 x 4 mm (calibrated)
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104.71ct Natural Vivid Pink Violet Amethyst, Pear Shape, VVS, Photo A
Amethyst Product Video (724431)

104.71ct Natural Vivid Pink Violet Amethyst, Pear Shape, VVS

Amethyst

104.71ct1 pc
$ 944.90
33.5 x 33.3 mm
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1.72ctw Natural Clear White Zircon, Oval, VVS-VS, Photo A

1.72ctw Natural Clear White Zircon, Oval, VVS-VS

Zircon

1.72ct total2 pcs
$ 12.62
6 x 4 mm (calibrated)
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27.92ct Natural Schorl Tourmaline, Octagon / Emerald Cut, Opaque, Photo A

27.92ct Natural Schorl Tourmaline, Octagon / Emerald Cut, Opaque

Tourmaline

27.92ct1 pc
$ 167.52
45.7 x 8.9 mm
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1.02ctw Natural London Blue Topaz, Oval, VVS-VS, Photo A

1.02ctw Natural London Blue Topaz, Oval, VVS-VS

Topaz

1.02ct total2 pcs
$ 9.79
6 x 4 mm (calibrated)
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2.24ct Natural Multicolor Mystic Quartz, Pear Shape, VVS-VS, Photo A

2.24ct Natural Multicolor Mystic Quartz, Pear Shape, VVS-VS

Mystic Quartz

2.24ct1 pc
$ 16.13
12 x 8 mm (calibrated)
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0.83ct Natural Deep Blue Kyanite, Round, SI, Photo A

0.83ct Natural Deep Blue Kyanite, Round, SI

Kyanite

0.83ct1 pc
$ 24.90
5.5 mm (calibrated)
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1.23ctw Natural Medium-Dark Golden Citrine, Pear Shape, VS, Photo A

1.23ctw Natural Medium-Dark Golden Citrine, Pear Shape, VS

Citrine

1.23ct total2 pcs
$ 8.12
8 x 5 mm (calibrated)
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0.41ct Natural Golden-Brown Sphalerite, Oval, SI-I1, Photo A

0.41ct Natural Golden-Brown Sphalerite, Oval, SI-I1

Sphalerite

0.41ct1 pc
$ 24.60
4.8 x 4 mm
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18.58ct Natural Blackish Red Pyrope Garnet, Cushion, VVS, Photo A

18.58ct Natural Blackish Red Pyrope Garnet, Cushion, VVS

Pyrope Garnet

18.58ct1 pc
$ 650.30
18.7 x 11.6 mm
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23.02ct Natural Multicolor Ammolite, Fancy, Opaque, Photo A

23.02ct Natural Multicolor Ammolite, Fancy, Opaque

Ammolite

23.02ct1 pc
$ 303.86
31.2 x 17.5 mm
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1.61ct Natural Deep Orange Hessonite Garnet, Oval, VS-SI, Photo A

1.61ct Natural Deep Orange Hessonite Garnet, Oval, VS-SI

Hessonite Garnet

1.61ct1 pc
$ 91.38
8.5 x 6.6 mm
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0.56ct Natural Warm Green Tourmaline, Round, Transparent, Photo A

0.56ct Natural Warm Green Tourmaline, Round, Transparent

Tourmaline

0.56ct1 pc
$ 13.44
5 mm (calibrated)
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4.06ctw Natural White Zircon, Oval, VS, Photo A

4.06ctw Natural White Zircon, Oval, VS

Zircon

4.06ct total4 pcs
$ 29.05
7 x 5 mm (calibrated)
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23.35ct Natural Pale Moss Green Amazonite, Fancy, Opaque, Photo A

23.35ct Natural Pale Moss Green Amazonite, Fancy, Opaque

Amazonite

23.35ct1 pc
$ 8.41
39.9 x 8.8 mm
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1.72ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

1.72ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

1.72ct total2 pcs
$ 11.35
7 x 5 mm (calibrated)
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3.79ct Natural Salmon Pink Strawberry Quartz, Oval, Transparent, Photo A

3.79ct Natural Salmon Pink Strawberry Quartz, Oval, Transparent

Strawberry Quartz

3.79ct1 pc
$ 34.25
11 x 9 mm (calibrated)
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0.67ct Natural Teal Sapphire, Cushion, VS, Photo A

0.67ct Natural Teal Sapphire, Cushion, VS

Sapphire

0.67ct1 pc
$ 128.64
4.5 x 4.4 mm
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6.34ct Natural Deep Brown Smoky Quartz, Round, VVS, Photo A

6.34ct Natural Deep Brown Smoky Quartz, Round, VVS

Smoky Quartz

6.34ct1 pc
$ 14.99
13 mm (calibrated)
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1.63ctw Natural Dark Red Pyrope Garnet, Heart, VVS-VS, Photo A

1.63ctw Natural Dark Red Pyrope Garnet, Heart, VVS-VS

Pyrope Garnet

1.63ct total2 pcs
$ 15.06
6 x 6 mm (calibrated)
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3.12ct Natural Jam Red Star Ruby, Round, Opaque, Photo A

3.12ct Natural Jam Red Star Ruby, Round, Opaque

Star Ruby

3.12ct1 pc
$ 59.90
8 mm (calibrated)
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1.89ctw Natural Forest Green Demantoid Garnet, Oval, VS, Photo A

1.89ctw Natural Forest Green Demantoid Garnet, Oval, VS

Demantoid Garnet

1.89ct total5 pcs
$ 249.48
4.6 x 3.7 mm
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19.52ct Natural Light Greenish Blue Lazulite, Pear Shape, Opaque, Photo A

19.52ct Natural Light Greenish Blue Lazulite, Pear Shape, Opaque

Lazulite

19.52ct1 pc
$ 23.03
33.4 x 20.9 mm
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4.77ct Natural Multicolor Rainbow Pyrite, Fancy, Opaque, Photo A

4.77ct Natural Multicolor Rainbow Pyrite, Fancy, Opaque

Rainbow Pyrite

4.77ct1 pc
$ 20.21
17 x 12.5 mm
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2.83ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

2.83ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

2.83ct total4 pcs
$ 26.15
7 x 5 mm (calibrated)
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27.08ct Natural Multicolor Rhodochrosite, Fancy, Translucent, Photo A

27.08ct Natural Multicolor Rhodochrosite, Fancy, Translucent

Rhodochrosite

27.08ct1 pc
$ 38.96
29.7 x 14.9 mm
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7.90ct Natural Black Star Diopside, Round, Opaque, Photo A

7.90ct Natural Black Star Diopside, Round, Opaque

Star Diopside

7.90ct1 pc
$ 47.40
11 mm (calibrated)
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Why Buy Octagon Shape 27 X 20 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

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy every moment

Posted By Ferns in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate
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