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Buy Octagon Shape 27 x 20 mm Gems

Exact Match not Available: Go Back
17.31ct Natural Multicolor Coral, Oval, Translucent, Photo A

17.31ct Natural Multicolor Coral, Oval, Translucent

Coral

17.31ct1 pc
$ 64.67
25.3 x 19 mm
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4.70ct Natural Black Onyx, Cushion, Opaque, Photo A

4.70ct Natural Black Onyx, Cushion, Opaque

Onyx

4.70ct1 pc
$ 11.28
11 x 11 mm (calibrated)
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1.00ct Natural Warm Yellow Color-Change Diaspore, Cushion, VVS-VS, Photo A

1.00ct Natural Warm Yellow Color-Change Diaspore, Cushion, VVS-VS

Color-Change Diaspore

1.00ct1 pc
$ 63.60
6.1 x 5.1 mm
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1.75ct Natural Medium Gold Citrine, Trillion, VVS, Photo A

1.75ct Natural Medium Gold Citrine, Trillion, VVS

Citrine

1.75ct1 pc
$ 14.70
8.4 x 8.2 mm
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0.32ct Natural Light Navy Blue Kyanite, Round, SI, Photo A

0.32ct Natural Light Navy Blue Kyanite, Round, SI

Kyanite

0.32ct1 pc
$ 9.60
4.3 mm
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3.56ct Natural Light Pink Strawberry Quartz, Oval, Transparent, Photo A

3.56ct Natural Light Pink Strawberry Quartz, Oval, Transparent

Strawberry Quartz

3.56ct1 pc
$ 32.17
11 x 9 mm (calibrated)
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0.20ct Natural Pinkish Red Ruby, Round, SI, Photo A

0.20ct Natural Pinkish Red Ruby, Round, SI

Ruby

0.20ct1 pc
$ 79.46
3.5 mm (calibrated)
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1.37ct Natural Deep Orange Hessonite Garnet, Oval, VS-SI, Photo A

1.37ct Natural Deep Orange Hessonite Garnet, Oval, VS-SI

Hessonite Garnet

1.37ct1 pc
$ 32.88
7.6 x 6.3 mm
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2.90ctw Natural Greenish Yellow Sillimanite, Oval, VS, Photo A

2.90ctw Natural Greenish Yellow Sillimanite, Oval, VS

Sillimanite

2.90ct total4 pcs
$ 133.98
7 x 5 mm (calibrated)
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17.48ct Natural Multicolor Ammolite, Fancy, Opaque, Photo A
Ammolite Product Video (520862)

17.48ct Natural Multicolor Ammolite, Fancy, Opaque

Ammolite

17.48ct1 pc
$ 461.47
33.7 x 11.9 mm
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0.93ct Natural Medium Purple Spinel, Oval, VS, Photo A

0.93ct Natural Medium Purple Spinel, Oval, VS

Spinel

0.93ct1 pc
$ 92.08
6.7 x 5.1 mm
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1.88ct Natural Light Red Ruby, Oval, VS, Photo A

1.88ct Natural Light Red Ruby, Oval, VS

Ruby

1.88ct1 pc
$ 124.08
8 x 6 mm (calibrated)
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11.06ct Natural Multicolor Black Opal, Round, Opaque, Photo A
Black Opal Product Video (745523)

11.06ct Natural Multicolor Black Opal, Round, Opaque

Black Opal

11.06ct1 pc
$ 553.00
15 mm (calibrated)
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6.31ct Natural Greenish Yellow Quartz, Flower Cut, Transparent, Photo A

6.31ct Natural Greenish Yellow Quartz, Flower Cut, Transparent

Quartz

6.31ct1 pc
$ 30.48
14.2 x 10.1 mm
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4.85ct Natural Black Onyx, Cushion, Opaque, Photo A

4.85ct Natural Black Onyx, Cushion, Opaque

Onyx

4.85ct1 pc
$ 11.64
11 x 11 mm (calibrated)
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5.69ctw Natural Sky Blue Topaz, Heart, VS, Photo A

5.69ctw Natural Sky Blue Topaz, Heart, VS

Topaz

5.69ct total2 pcs
$ 48.82
9 x 9 mm (calibrated)
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1.56ct Natural Deep Orange Hessonite Garnet, Octagon / Emerald Cut, VS-SI, Photo A

1.56ct Natural Deep Orange Hessonite Garnet, Octagon / Emerald Cut, VS-SI

Hessonite Garnet

1.56ct1 pc
$ 37.07
6 x 6 mm (calibrated)
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2.35ctw Natural Merlot Red Pyrope Garnet, Marquise, VVS-VS, Photo A

2.35ctw Natural Merlot Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

2.35ct total2 pcs
$ 24.82
10 x 5.1 mm
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27.40ctw Natural Multicolor Fossil Coral, Fancy, Opaque, Photo A

27.40ctw Natural Multicolor Fossil Coral, Fancy, Opaque

Fossil Coral

27.40ct total2 pcs
$ 54.25
24.7 x 11.5 mm
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20.83ct Natural Multicolor Jasper, Baguette, Opaque, Photo A

20.83ct Natural Multicolor Jasper, Baguette, Opaque

Jasper

20.83ct1 pc
$ 55.00
22.8 x 16.2 mm
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2.55ct Natural Pineapple Yellow Quartz, Marquise, VVS, Photo A

2.55ct Natural Pineapple Yellow Quartz, Marquise, VVS

Quartz

2.55ct1 pc
$ 13.50
13.1 x 8 mm
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2.97ct Natural Medium Violet Amethyst, Trillion, VS, Photo A

2.97ct Natural Medium Violet Amethyst, Trillion, VS

Amethyst

2.97ct1 pc
$ 26.81
10 x 10 mm (calibrated)
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0.59ct Natural Medium-Dark Purple Sapphire, Round, VS, Photo A

0.59ct Natural Medium-Dark Purple Sapphire, Round, VS

Sapphire

0.59ct1 pc
$ 233.64
5 mm (calibrated)
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2.79ct Natural Light Blue Tanzanite, Oval, Transparent, Photo A

2.79ct Natural Light Blue Tanzanite, Oval, Transparent

Tanzanite

2.79ct1 pc
$ 29.10
9 x 7 mm (calibrated)
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1.03ctw Natural Bluish White Rainbow Moonstone, Round, Transparent, Photo A

1.03ctw Natural Bluish White Rainbow Moonstone, Round, Transparent

Rainbow Moonstone

1.03ct total2 pcs
$ 40.80
5 mm (calibrated)
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2.73ct Natural Medium Violet Amethyst, Trillion, VS, Photo A

2.73ct Natural Medium Violet Amethyst, Trillion, VS

Amethyst

2.73ct1 pc
$ 18.02
10 x 10 mm (calibrated)
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9.22ct Natural Schorl Tourmaline, Cushion, Opaque, Photo A

9.22ct Natural Schorl Tourmaline, Cushion, Opaque

Tourmaline

9.22ct1 pc
$ 55.32
13.9 x 10.5 mm
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19.39ct Natural Pinkish Violet Amethyst, Cushion, VVS, Photo A

19.39ct Natural Pinkish Violet Amethyst, Cushion, VVS

Amethyst

19.39ct1 pc
$ 162.88
20 x 15 mm (calibrated)
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1.85ct Natural Medium Orange Hessonite Garnet, Oval, VS-SI, Photo A

1.85ct Natural Medium Orange Hessonite Garnet, Oval, VS-SI

Hessonite Garnet

1.85ct1 pc
$ 44.40
8.4 x 7 mm
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1.01ct Natural Pale Yellow Color-Change Diaspore, Square, VVS-VS, Photo A

1.01ct Natural Pale Yellow Color-Change Diaspore, Square, VVS-VS

Color-Change Diaspore

1.01ct1 pc
$ 54.70
5.7 x 5.7 mm
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2.21ct Natural Multicolor Opal, Fancy, Translucent, Photo A

2.21ct Natural Multicolor Opal, Fancy, Translucent

Opal

2.21ct1 pc
$ 74.26
8 x 8 mm (calibrated)
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0.97ct Natural Pistachio Green Emerald, Round, Translucent, Photo A

0.97ct Natural Pistachio Green Emerald, Round, Translucent

Emerald

0.97ct1 pc
$ 93.12
6 mm (calibrated)
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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

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 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 -> 10 star ratings

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate
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