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 Calibrated Gemstones Octagon Shape 6x4 mm Gems

Buy Calibrated 6x4mm Octagon Shape Natural Gems at GemSelect

Octagon Shape 6x4 mm Gems Weight
Octagon Shape 6x4 mm Gems Size
Octagon Shape 6x4 mm Gems Clarity
Octagon Shape 6x4 mm Gems Price
Octagon Shape 6x4 mm Gems Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue
Brown
Golden
Gray
Green Octagon Shape 6x4 mm Gems
Multicolor
Orange Octagon Shape 6x4 mm Gems
Pink Octagon Shape 6x4 mm Gems
Purple Octagon Shape 6x4 mm Gems
Red Octagon Shape 6x4 mm Gems
Turquoise
Violet Octagon Shape 6x4 mm Gems
White
Yellow Octagon Shape 6x4 mm Gems
Single
Pairs
Lots
Faceted
Cabochons
Clear All

2.26ctw Green Peridot, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 61.90

View Gem

0.60ct Green Peridot, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 8.96

View Gem

0.57ct Green Peridot, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 8.52

View Gem

0.48ct Violet Amethyst, Emerald Cut, VS-SI

6 x 4 mm (calibrated)

$ 2.79

View Gem

0.57ct Green Peridot, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 8.52

View Gem

2.93ctw Red Pyrope Garnet, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 22.47

View Gem

2.32ctw Green Peridot, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 57.77

View Gem

2.45ctw Green Peridot, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 67.11

View Gem

0.92ctw Violet Amethyst, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 5.35

View Gem

0.57ct Purple Sapphire, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 73.86

View Gem

2.41ctw Purple Sapphire, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 318.33

View Gem

0.58ct Green Peridot, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 8.67

View Gem

0.47ct Violet Amethyst, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 2.73

View Gem

0.57ct Green Emerald, Emerald Cut, SI-I1

6 x 4 mm (calibrated)

$ 141.93

View Gem

0.57ct Green Peridot, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 8.52

View Gem

1.30ctw Violet Amethyst, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 7.55

View Gem

0.62ct Purple Sapphire, Emerald Cut, VVS

6 x 4 mm (calibrated)

$ 80.34

View Gem

2.61ctw Red Pyrope Garnet, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 20.02

View Gem

2.39ctw Green Peridot, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 65.47

View Gem

2.88ctw Red Pyrope Garnet, Emerald Cut, VVS-VS

6 x 4 mm (calibrated)

$ 22.09

View Gem

0.44ct Violet Amethyst, Emerald Cut, SI

6 x 4 mm (calibrated)

$ 2.56

View Gem

0.55ct Green Peridot, Emerald Cut, VVS

6 x 4 mm (calibrated)

$ 8.22

View Gem

2.70ctw Red Pyrope Garnet, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 20.71

View Gem

0.51ct Violet Amethyst, Emerald Cut, VS

6 x 4 mm (calibrated)

$ 2.96

View Gem

Why Buy Octagon Shape 6x4 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

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

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

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

Great prices!!! High quality gemstones.

Posted By Ricky in October, 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

Overall Rating -> 10 star ratings

Easy to use website

Posted By Mel in February, 2026
Source: Bizrate
Enlarged Gemstone Image