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Buy Octagon Shape 14x12 mm Gems

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1.73ct Natural Very Light Green  Prehnite, Oval, Transparent, Photo A

1.73ct Natural Very Light Green Prehnite, Oval, Transparent

Prehnite

1.73ct1 pc
$ 11.42
8.5 x 7.1 mm
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0.87ct Natural Wine Red Ruby, Round, VS-SI, Photo A

0.87ct Natural Wine Red Ruby, Round, VS-SI

Ruby

0.87ct1 pc
$ 360.25
5.5 mm (calibrated)
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0.87ctw Natural Light Lively Green Peridot, Pear Shape, VVS-VS, Photo A

0.87ctw Natural Light Lively Green Peridot, Pear Shape, VVS-VS

Peridot

0.87ct total2 pcs
$ 9.19
6 x 4 mm (calibrated)
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15.28ctw Natural Multicolor Jasper, Heart, Opaque, Photo A

15.28ctw Natural Multicolor Jasper, Heart, Opaque

Jasper

15.28ct total2 pcs
$ 20.17
18.7 x 14.2 mm
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2.13ctw Natural White Zircon, Round, VS, Photo A

2.13ctw Natural White Zircon, Round, VS

Zircon

2.13ct total2 pcs
$ 40.54
6 mm (calibrated)
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1.06ctw Natural Sangria Red Pyrope Garnet, Heart, VVS-VS, Photo A

1.06ctw Natural Sangria Red Pyrope Garnet, Heart, VVS-VS

Pyrope Garnet

1.06ct total2 pcs
$ 31.80
5 x 5 mm (calibrated)
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1.49ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS, Photo A

1.49ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

1.49ct total2 pcs
$ 15.73
9.8 x 4.9 mm
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31.73ct Natural Grayish Green Jadeite, Fancy, Translucent, Photo A

31.73ct Natural Grayish Green Jadeite, Fancy, Translucent

Jadeite

31.73ct1 pc
$ 49.88
39.8 x 15.9 mm
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4.71ct Natural Swiss Blue Topaz, Marquise, VVS-VS, Photo A

4.71ct Natural Swiss Blue Topaz, Marquise, VVS-VS

Topaz

4.71ct1 pc
$ 43.52
16 x 8 mm (calibrated)
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0.95ct Natural Very Pale Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS, Photo A

0.95ct Natural Very Pale Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS

Color-Change Diaspore

0.95ct1 pc
$ 29.26
6.4 x 5.8 mm
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22.65ct Natural Medium Brown Moonstone, Oval, Opaque, Photo A

22.65ct Natural Medium Brown Moonstone, Oval, Opaque

Moonstone

22.65ct1 pc
$ 59.80
22.1 x 16.2 mm
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1.56ctw Natural Scarlet Red Pyrope Garnet, Square, VS, Photo A

1.56ctw Natural Scarlet Red Pyrope Garnet, Square, VS

Pyrope Garnet

1.56ct total2 pcs
$ 14.41
5 x 5 mm (calibrated)
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11.48ct Natural White with Black Dendritic Agate, Pear Shape, Translucent, Photo A

11.48ct Natural White with Black Dendritic Agate, Pear Shape, Translucent

Dendritic Agate

11.48ct1 pc
$ 27.55
22.5 x 13.5 mm
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2.63ct Natural Earthy Yellow Cat's Eye Apatite, Oval, Translucent, Photo A

2.63ct Natural Earthy Yellow Cat's Eye Apatite, Oval, Translucent

Cat's Eye Apatite

2.63ct1 pc
$ 24.30
8.8 x 6.4 mm
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0.83ct Natural Medium Green Peridot, Oval, VVS-VS, Photo A

0.83ct Natural Medium Green Peridot, Oval, VVS-VS

Peridot

0.83ct1 pc
$ 8.96
7 x 5 mm (calibrated)
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0.77ct Natural Multicolor Sapphire, Cushion, VS, Photo A

0.77ct Natural Multicolor Sapphire, Cushion, VS

Sapphire

0.77ct1 pc
$ 73.92
6 x 4.4 mm
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20.56ct Natural Schorl Tourmaline, Cushion, Opaque, Photo A

20.56ct Natural Schorl Tourmaline, Cushion, Opaque

Tourmaline

20.56ct1 pc
$ 88.08
20 x 15 mm (calibrated)
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0.99ct Natural Pale Yellow Beryl, Oval, VVS, Photo A

0.99ct Natural Pale Yellow Beryl, Oval, VVS

Beryl

0.99ct1 pc
$ 23.76
8 x 6 mm (calibrated)
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2.04ctw Natural Multicolor Labradorite, Round, Translucent, Photo A

2.04ctw Natural Multicolor Labradorite, Round, Translucent

Labradorite

2.04ct total2 pcs
$ 2.94
6 mm (calibrated)
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1.48ctw Natural Bright Green Peridot, Oval, VVS-VS, Photo A

1.48ctw Natural Bright Green Peridot, Oval, VVS-VS

Peridot

1.48ct total2 pcs
$ 24.86
7 x 5 mm (calibrated)
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0.66ct Natural London Blue Topaz, Square, VVS-VS, Photo A

0.66ct Natural London Blue Topaz, Square, VVS-VS

Topaz

0.66ct1 pc
$ 4.62
5 x 5 mm (calibrated)
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1.74ct Natural Deep Red Tourmaline, Flower Cut, Transparent, Photo A

1.74ct Natural Deep Red Tourmaline, Flower Cut, Transparent

Tourmaline

1.74ct1 pc
$ 40.86
7.1 x 6.3 mm
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1.59ct Natural Intense Violet Blue Tanzanite, Oval, Transparent, Photo A

1.59ct Natural Intense Violet Blue Tanzanite, Oval, Transparent

Tanzanite

1.59ct1 pc
$ 15.26
8 x 6 mm (calibrated)
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1.23ct Natural Light Yellow Beryl, Round, VVS-VS, Photo A

1.23ct Natural Light Yellow Beryl, Round, VVS-VS

Beryl

1.23ct1 pc
$ 32.47
7 mm (calibrated)
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3.69ctw Natural Golden Citrine, Oval, VVS, Photo A

3.69ctw Natural Golden Citrine, Oval, VVS

Citrine

3.69ct total2 pcs
$ 24.36
10 x 8 mm (calibrated)
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5.04ctw Natural Multicolor Mystic Quartz, Pear Shape, VVS, Photo A

5.04ctw Natural Multicolor Mystic Quartz, Pear Shape, VVS

Mystic Quartz

5.04ct total2 pcs
$ 36.29
12 x 8 mm (calibrated)
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1.18ct Natural Medium Purple Rhodolite Garnet, Oval, VS-SI, Photo A

1.18ct Natural Medium Purple Rhodolite Garnet, Oval, VS-SI

Rhodolite Garnet

1.18ct1 pc
$ 37.76
7 x 5 mm (calibrated)
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2.54ct Natural Multicolor Labradorite, Round, Translucent, Photo A

2.54ct Natural Multicolor Labradorite, Round, Translucent

Labradorite

2.54ct1 pc
$ 6.77
8 mm (calibrated)
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1.56ct Natural Light Purple Spinel, Cushion, VVS-VS, Photo A

1.56ct Natural Light Purple Spinel, Cushion, VVS-VS

Spinel

1.56ct1 pc
$ 138.38
6.9 x 6.6 mm
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4.79ctw Natural Medium Golden Citrine, Oval, VVS, Photo A

4.79ctw Natural Medium Golden Citrine, Oval, VVS

Citrine

4.79ct total2 pcs
$ 31.62
10 x 8 mm (calibrated)
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0.96ct Natural Multicolor Opal, Oval, Translucent, Photo A

0.96ct Natural Multicolor Opal, Oval, Translucent

Opal

0.96ct1 pc
$ 50.69
9 x 7 mm (calibrated)
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10.26ct Natural Medium-Light Brown Smoky Quartz, Marquise, Transparent, Photo A

10.26ct Natural Medium-Light Brown Smoky Quartz, Marquise, Transparent

Smoky Quartz

10.26ct1 pc
$ 47.16
19.7 x 12.7 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

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was good. There was a large selection at prices I could afford.

Posted By Zorah in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
Source: Bizrate
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