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Home › Gemstones › Gemstones By Shape › Octagon / Emerald Cut Gems

Octagon Cut Gemstones: Large Selection, in Stock | GemSelect

Octagon / Emerald Cut Gems Weight
Octagon / Emerald Cut Gems Size
Octagon / Emerald Cut Gems Clarity
Octagon / Emerald Cut Gems Price
Octagon / Emerald Cut Gems Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color Octagon / Emerald Cut Gems
Black Octagon / Emerald Cut Gems
Blue Octagon / Emerald Cut Gems
Brown Octagon / Emerald Cut Gems
Golden
Gray Octagon / Emerald Cut Gems
Green Octagon / Emerald Cut Gems
Multicolor Octagon / Emerald Cut Gems
Orange Octagon / Emerald Cut Gems
Pink Octagon / Emerald Cut Gems
Purple Octagon / Emerald Cut Gems
Red Octagon / Emerald Cut Gems
Turquoise Octagon / Emerald Cut Gems
Violet Octagon / Emerald Cut Gems
White Octagon / Emerald Cut Gems
Yellow Octagon / Emerald Cut Gems
Single
Pairs
Lots
Faceted
Cabochons
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3.71ct Blue Topaz, Emerald Cut, VVS-VS

3.71ct Blue Topaz, Emerald Cut, VVS-VS

10 x 8 mm (calibrated)

$ 29.56

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1.35ct Orange Hessonite Garnet, Emerald Cut, VS-SI

1.35ct Orange Hessonite Garnet, Emerald Cut, VS-SI

7 x 5 mm (calibrated)

$ 22.70

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2.37ct Green Apatite, Emerald Cut, VS

2.37ct Green Apatite, Emerald Cut, VS

7.5 x 7.3 mm

$ 96.47

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5.28ct Blue Aquamarine, Emerald Cut, Translucent

5.28ct Blue Aquamarine, Emerald Cut, Translucent

13 x 9 mm (calibrated)

$ 109.56

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3.46ct Yellow Citrine, Emerald Cut, VVS

3.46ct Yellow Citrine, Emerald Cut, VVS

11 x 9 mm (calibrated)

$ 26.54

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1.83ct Orange Zircon, Emerald Cut, VVS

1.83ct Orange Zircon, Emerald Cut, VVS

7.8 x 5.3 mm

$ 30.08

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0.73ct Yellow Color-Change Diaspore, Emerald Cut, VS-SI

0.73ct Yellow Color-Change Diaspore, Emerald Cut, VS-SI

6.3 x 3.9 mm

$ 27.12

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2.49ct Yellow Apatite, Emerald Cut, VS

2.49ct Yellow Apatite, Emerald Cut, VS

8 x 8 mm (calibrated)

$ 128.22

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1.44ct Orange Hessonite Garnet, Emerald Cut, VS

1.44ct Orange Hessonite Garnet, Emerald Cut, VS

6.6 x 6.4 mm

$ 28.39

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6.22ct Yellow Quartz, Emerald Cut, VS

6.22ct Yellow Quartz, Emerald Cut, VS

11 x 11 mm (calibrated)

$ 34.07

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7.74ctw Blue Topaz, Emerald Cut, VS

7.74ctw Blue Topaz, Emerald Cut, VS

8 x 6 mm (calibrated)

$ 59.36

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0.98ct Green Tourmaline, Emerald Cut, VS

0.98ct Green Tourmaline, Emerald Cut, VS

8.6 x 4.3 mm

$ 24.40

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4.13ct Pink Rose Quartz, Emerald Cut, Transparent

4.13ct Pink Rose Quartz, Emerald Cut, Transparent

10.4 x 10.2 mm

$ 22.63

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6.04ct Brown Smoky Quartz, Emerald Cut, VVS

6.04ct Brown Smoky Quartz, Emerald Cut, VVS

12 x 12 mm (calibrated)

$ 16.54

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0.87ct Yellow Color-Change Diaspore, Emerald Cut, VS

0.87ct Yellow Color-Change Diaspore, Emerald Cut, VS

5.7 x 5.5 mm

$ 26.69

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2.16ct Pink Tourmaline, Emerald Cut, VVS-VS

2.16ct Pink Tourmaline, Emerald Cut, VVS-VS

8.8 x 5.5 mm

$ 153.82

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3.13ctw Orange Hessonite Garnet, Emerald Cut, VS

3.13ctw Orange Hessonite Garnet, Emerald Cut, VS

8 x 6 mm (calibrated)

$ 47.43

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2.98ctw Orange Hessonite Garnet, Emerald Cut, VS-SI

2.98ctw Orange Hessonite Garnet, Emerald Cut, VS-SI

6 x 6 mm (calibrated)

$ 58.76

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0.28ct Violet Iolite, Emerald Cut, VS

0.28ct Violet Iolite, Emerald Cut, VS

5 x 3 mm (calibrated)

$ 11.16

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7.61ct Brown Smoky Quartz, Emerald Cut, VVS-VS

7.61ct Brown Smoky Quartz, Emerald Cut, VVS-VS

12 x 12 mm (calibrated)

$ 14.92

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1.90ct Green Tourmaline, Emerald Cut, VVS
Tourmaline Product Video (390883)

1.90ct Green Tourmaline, Emerald Cut, VVS

16 x 3.8 mm

$ 45.80

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1.03ct Yellow Color-Change Diaspore, Emerald Cut, VS
Color-Change Diaspore Product Video (511708)

1.03ct Yellow Color-Change Diaspore, Emerald Cut, VS

6.6 x 4.5 mm

$ 50.79

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0.53ct Orange Sapphire, Emerald Cut, SI

0.53ct Orange Sapphire, Emerald Cut, SI

4.8 x 3.9 mm

$ 28.79

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5.26ctw Blue Topaz, Emerald Cut, VVS-VS

5.26ctw Blue Topaz, Emerald Cut, VVS-VS

9 x 7 mm (calibrated)

$ 40.34

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Why Buy Octagon / Emerald Cut 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 purchased 4 gemstones in different sizes to be able to make a family ring for my granddaughter. I got exactly what I saw and they are absolutely beautiful! Shipping was quick compared to other gem stores I have dealt with! I will definitely order more stones from your company, as I am a collector and have several stones. You are my new go to company in the future

Posted By Liz in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

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 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The website was very easy to use.

Posted By Garnet in January, 2026
Source: Bizrate
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