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Calibrated 14 x 12 mm Octagon Shape Gemstones from GemSelect

Exact Match not Available: Go Back
0.18ctw Natural L Diamond, Round, VVS-VS, Photo A

0.18ctw Natural L Diamond, Round, VVS-VS

Diamond

0.18ct total2 pcs
$ 292.53
2.8 mm (calibrated)
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3.67ct Natural Rose Pink Strawberry Quartz, Oval, Translucent, Photo A

3.67ct Natural Rose Pink Strawberry Quartz, Oval, Translucent

Strawberry Quartz

3.67ct1 pc
$ 28.15
10 x 8 mm (calibrated)
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2.90ct Natural Deep Orange Hessonite Garnet, Oval, SI, Photo A
Hessonite Garnet Product Video (532940)

2.90ct Natural Deep Orange Hessonite Garnet, Oval, SI

Hessonite Garnet

2.90ct1 pc
$ 45.31
9.5 x 7.9 mm
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13.42ct Natural Deep Green Bloodstone, Round, Opaque, Photo A

13.42ct Natural Deep Green Bloodstone, Round, Opaque

Bloodstone

13.42ct1 pc
$ 29.40
14 mm (calibrated)
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1.23ct Natural Medium Gold Citrine, Octagon / Emerald Cut, VVS, Photo A

1.23ct Natural Medium Gold Citrine, Octagon / Emerald Cut, VVS

Citrine

1.23ct1 pc
$ 8.57
8 x 6 mm (calibrated)
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0.35ct Natural Royal Violet Iolite, Pear Shape, VS, Photo A

0.35ct Natural Royal Violet Iolite, Pear Shape, VS

Iolite

0.35ct1 pc
$ 13.94
6 x 4 mm (calibrated)
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2.95ctw Natural Sky Blue Topaz, Trillion, VVS-VS, Photo A

2.95ctw Natural Sky Blue Topaz, Trillion, VVS-VS

Topaz

2.95ct total2 pcs
$ 21.11
7 x 7 mm (calibrated)
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1.60ct Natural Indian Red Strawberry Quartz, Round, Transparent, Photo A

1.60ct Natural Indian Red Strawberry Quartz, Round, Transparent

Strawberry Quartz

1.60ct1 pc
$ 14.03
8 mm (calibrated)
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0.34ct Natural Warm Green Kornerupine, Baguette, VVS, Photo A

0.34ct Natural Warm Green Kornerupine, Baguette, VVS

Kornerupine

0.34ct1 pc
$ 29.12
4.8 x 3.1 mm
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0.97ct Natural Multicolor Opal, Oval, Translucent, Photo A

0.97ct Natural Multicolor Opal, Oval, Translucent

Opal

0.97ct1 pc
$ 30.52
9 x 7 mm (calibrated)
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0.94ct Natural Medium Light-Orange Sunstone, Oval, Translucent, Photo A

0.94ct Natural Medium Light-Orange Sunstone, Oval, Translucent

Sunstone

0.94ct1 pc
$ 6.56
8 x 6 mm (calibrated)
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1.98ctw Natural Navy Blue Kyanite, Oval, SI, Photo A

1.98ctw Natural Navy Blue Kyanite, Oval, SI

Kyanite

1.98ct total2 pcs
$ 41.22
7 x 5 mm (calibrated)
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9.59ct Natural Dark Blue Lapis Lazuli, Baguette, Opaque, Photo A

9.59ct Natural Dark Blue Lapis Lazuli, Baguette, Opaque

Lapis Lazuli

9.59ct1 pc
$ 16.43
15 x 12 mm
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3.60ct Natural Medium Green Agate, Oval, Translucent, Photo A

3.60ct Natural Medium Green Agate, Oval, Translucent

Agate

3.60ct1 pc
$ 3.90
9.8 x 8.8 mm
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27.54ct Natural Mauve Violet Lepidolite, Fancy, Opaque, Photo A

27.54ct Natural Mauve Violet Lepidolite, Fancy, Opaque

Lepidolite

27.54ct1 pc
$ 8.23
39.5 x 9.6 mm
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38.64ctw Natural Green Seraphinite, Sphere / Ball, Opaque, Photo A

38.64ctw Natural Green Seraphinite, Sphere / Ball, Opaque

Seraphinite

38.64ct total2 pcs
$ 63.50
14 mm (calibrated)
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3.05ctw Natural Medium Dark-Orange Citrine, Pear Shape, VS, Photo A

3.05ctw Natural Medium Dark-Orange Citrine, Pear Shape, VS

Citrine

3.05ct total2 pcs
$ 25.32
10 x 7 mm (calibrated)
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3.88ctw Natural White Topaz, Square, VVS-VS, Photo A

3.88ctw Natural White Topaz, Square, VVS-VS

Topaz

3.88ct total10 pcs
$ 31.24
4 x 4 mm (calibrated)
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1.87ct Natural Orange-Gold Citrine, Trillion, VVS-VS, Photo A

1.87ct Natural Orange-Gold Citrine, Trillion, VVS-VS

Citrine

1.87ct1 pc
$ 12.29
9 x 9 mm (calibrated)
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11.58ct Natural Swiss Blue Topaz, Oval, VS, Photo A

11.58ct Natural Swiss Blue Topaz, Oval, VS

Topaz

11.58ct1 pc
$ 76.13
16.7 x 11.3 mm
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1.89ctw Natural Navy Blue Kyanite, Oval, SI, Photo A

1.89ctw Natural Navy Blue Kyanite, Oval, SI

Kyanite

1.89ct total2 pcs
$ 39.34
7 x 5 mm (calibrated)
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0.69ct Natural Orange Brown Citrine, Trillion, VVS-VS, Photo A

0.69ct Natural Orange Brown Citrine, Trillion, VVS-VS

Citrine

0.69ct1 pc
$ 5.73
6.3 x 6.1 mm
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3.57ct Natural Deep Rose Pink Strawberry Quartz, Oval, Translucent, Photo A

3.57ct Natural Deep Rose Pink Strawberry Quartz, Oval, Translucent

Strawberry Quartz

3.57ct1 pc
$ 27.38
10 x 8 mm (calibrated)
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1.57ct Natural Dark Blue Sapphire, Round, VVS-VS, Photo A
Sapphire Product Video (734661)

1.57ct Natural Dark Blue Sapphire, Round, VVS-VS

Sapphire

1.57ct1 pc
$ 891.32
7 mm (calibrated)
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9.03ct Natural Grayish Green Jadeite, Oval, Translucent, Photo A

9.03ct Natural Grayish Green Jadeite, Oval, Translucent

Jadeite

9.03ct1 pc
$ 29.68
17.5 x 12.3 mm
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6.25ct Natural Multicolor Agate, Oval, Opaque, Photo A

6.25ct Natural Multicolor Agate, Oval, Opaque

Agate

6.25ct1 pc
$ 5.92
11.7 x 10.8 mm
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4.86ct Natural Medium Pink Morganite, Oval, Transparent, Photo A

4.86ct Natural Medium Pink Morganite, Oval, Transparent

Morganite

4.86ct1 pc
$ 48.41
13.1 x 10 mm
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8.17ctw Natural Medium Violet Amethyst, Oval, Transparent, Photo A

8.17ctw Natural Medium Violet Amethyst, Oval, Transparent

Amethyst

8.17ct total2 pcs
$ 44.76
11 x 9 mm (calibrated)
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30.25ct Natural Dark Green Amazonite, Oval, Opaque, Photo A

30.25ct Natural Dark Green Amazonite, Oval, Opaque

Amazonite

30.25ct1 pc
$ 24.10
32.2 x 19.2 mm
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3.85ct Natural Deep Golden Orange Citrine, Pear Shape, VVS-VS, Photo A

3.85ct Natural Deep Golden Orange Citrine, Pear Shape, VVS-VS

Citrine

3.85ct1 pc
$ 23.91
12 x 10 mm (calibrated)
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23.18ct Natural Greyish White Howlite, Round, Opaque, Photo A

23.18ct Natural Greyish White Howlite, Round, Opaque

Howlite

23.18ct1 pc
$ 11.09
22.7 mm
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1.75ct Natural Deep Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

1.75ct Natural Deep Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

1.75ct1 pc
$ 31.96
17.7 x 3.8 mm
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Why Buy Octagon Shape 14x12 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 high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.

Posted By Beman in September, 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 -> 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

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
→ View All GemSelect Reviews on Bizrate
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