90,000+Happy Customers
20+Years
WorldwideShipping
Cart
Free Report Included
Worldwide Shipping
30 Day Returns
Help Center Shipping Payment and Checkout Returns Certificates Contact Us
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
Clear All
1.46ct Orange Hessonite Garnet, Emerald Cut, VS

1.46ct Orange Hessonite Garnet, Emerald Cut, VS

6.1 x 5 mm

$ 24.00

View Gem
1.51ct Yellow Citrine, Emerald Cut, VVS

1.51ct Yellow Citrine, Emerald Cut, VVS

8 x 6 mm (calibrated)

$ 12.04

View Gem
3.18ct Yellow Apatite, Emerald Cut, VS

3.18ct Yellow Apatite, Emerald Cut, VS

8.5 x 8.4 mm

$ 130.19

View Gem
0.72ct Green Tourmaline, Emerald Cut, VVS-VS

0.72ct Green Tourmaline, Emerald Cut, VVS-VS

5.3 x 4.5 mm

$ 35.86

View Gem
5.99ct Yellow Quartz, Emerald Cut, VVS

5.99ct Yellow Quartz, Emerald Cut, VVS

12 x 12 mm (calibrated)

$ 24.09

View Gem
10.20ct Brown Smoky Quartz, Emerald Cut, VVS-VS
Smoky Quartz Product Video (394688)

10.20ct Brown Smoky Quartz, Emerald Cut, VVS-VS

13 x 13 mm (calibrated)

$ 55.88

View Gem
1.53ct Green Tourmaline, Emerald Cut, VVS-VS

1.53ct Green Tourmaline, Emerald Cut, VVS-VS

19.7 x 3.6 mm

$ 33.62

View Gem
1.85ct Blue Topaz, Emerald Cut, VVS

1.85ct Blue Topaz, Emerald Cut, VVS

8 x 6 mm (calibrated)

$ 14.74

View Gem
3.50ct Pink Rose Quartz, Emerald Cut, Transparent

3.50ct Pink Rose Quartz, Emerald Cut, Transparent

9.6 x 9.5 mm

$ 19.17

View Gem
0.80ct Yellow Color-Change Diaspore, Emerald Cut, VS

0.80ct Yellow Color-Change Diaspore, Emerald Cut, VS

5.5 x 5 mm

$ 24.76

View Gem
4.04ctw Blue Topaz, Emerald Cut, VVS

4.04ctw Blue Topaz, Emerald Cut, VVS

8 x 6 mm (calibrated)

$ 32.19

View Gem
2.16ct Green Tourmaline, Emerald Cut, VVS

2.16ct Green Tourmaline, Emerald Cut, VVS

15.1 x 3.9 mm

$ 59.16

View Gem
1.13ct Yellow Citrine, Emerald Cut, VVS-VS

1.13ct Yellow Citrine, Emerald Cut, VVS-VS

8 x 6 mm (calibrated)

$ 9.01

View Gem
3.55ct Green Apatite, Emerald Cut, VS

3.55ct Green Apatite, Emerald Cut, VS

8 x 8 mm (calibrated)

$ 144.49

View Gem
0.86ct Orange Hessonite Garnet, Emerald Cut, VS

0.86ct Orange Hessonite Garnet, Emerald Cut, VS

6.3 x 4.7 mm

$ 12.79

View Gem
1.82ct Blue Topaz, Emerald Cut, VVS

1.82ct Blue Topaz, Emerald Cut, VVS

8 x 6 mm (calibrated)

$ 14.50

View Gem
0.27ct Green Emerald, Emerald Cut, SI
Emerald Product Video (671160)

0.27ct Green Emerald, Emerald Cut, SI

3.6 x 3.5 mm

$ 53.78

View Gem
1.64ct Green Tourmaline, Emerald Cut, VVS-VS

1.64ct Green Tourmaline, Emerald Cut, VVS-VS

17 x 3.6 mm

$ 39.53

View Gem
2.06ct Orange Hessonite Garnet, Emerald Cut, VS-SI

2.06ct Orange Hessonite Garnet, Emerald Cut, VS-SI

8 x 6 mm (calibrated)

$ 34.40

View Gem
1.63ct Yellow Apatite, Emerald Cut, VS

1.63ct Yellow Apatite, Emerald Cut, VS

7 x 7 mm (calibrated)

$ 83.93

View Gem
5.02ct Pink Kunzite, Emerald Cut, VVS

5.02ct Pink Kunzite, Emerald Cut, VVS

9.5 x 8.3 mm

$ 125.00

View Gem
10.67ct Black Tourmaline, Emerald Cut, Opaque

10.67ct Black Tourmaline, Emerald Cut, Opaque

19.1 x 8.9 mm

$ 53.14

View Gem
10.54ct Brown Smoky Quartz, Emerald Cut, VVS

10.54ct Brown Smoky Quartz, Emerald Cut, VVS

13 x 13 mm (calibrated)

$ 20.68

View Gem
0.54ct Violet Amethyst, Emerald Cut, VS

0.54ct Violet Amethyst, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 3.14

View Gem
1 2 3
...
170
Choose Page
1 - 208

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

IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Absolutely love Gem Select. I always know the quality and accuracy of information and photos are top notch. Highly recommend!

Posted By Matthew K. in May, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy process.

Posted By Crafty Seabee in March, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
Enlarged Gemstone Image