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Home › Calibrated Gemstones › Octagon Shape 30x22 mm Gems

Calibrated 30 x 22 mm Octagon Shape Gemstones | GemSelect

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5.33ctw Natural Deep Red Almandine Garnet, Round, Transparent, Photo A

5.33ctw Natural Deep Red Almandine Garnet, Round, Transparent

Almandine Garnet

5.33ct total30 pcs
$ 29.20
3.2 mm
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8.67ct Natural Multicolor Fire Agate, Fancy, Opaque, Photo A

8.67ct Natural Multicolor Fire Agate, Fancy, Opaque

Fire Agate

8.67ct1 pc
$ 73.61
20.5 x 8.4 mm
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22.18ct Natural Earthy Green Serpentine, Oval, Translucent, Photo A

22.18ct Natural Earthy Green Serpentine, Oval, Translucent

Serpentine

22.18ct1 pc
$ 47.50
26.3 x 16.8 mm
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1.22ctw Natural Intense Violet Blue Tanzanite, Pear Shape, VS, Photo A

1.22ctw Natural Intense Violet Blue Tanzanite, Pear Shape, VS

Tanzanite

1.22ct total6 pcs
$ 46.78
5 x 3 mm (calibrated)
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1.37ct Natural Medium Light Brown Color-Change Garnet, Oval, VS, Photo A

1.37ct Natural Medium Light Brown Color-Change Garnet, Oval, VS

Color-Change Garnet

1.37ct1 pc
$ 109.45
6.8 x 5.7 mm
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13.04ctw Natural Light Purplish Blue Chalcedony, Round, Transparent, Photo A

13.04ctw Natural Light Purplish Blue Chalcedony, Round, Transparent

Chalcedony

13.04ct total2 pcs
$ 14.28
13 mm (calibrated)
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0.50ct Natural Bright Green Peridot, Marquise, VS, Photo A

0.50ct Natural Bright Green Peridot, Marquise, VS

Peridot

0.50ct1 pc
$ 7.47
8 x 4 mm (calibrated)
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1.18ct Natural Light Yellow Sapphire, Pear Shape, VVS, Photo A
Sapphire Product Video (745628)

1.18ct Natural Light Yellow Sapphire, Pear Shape, VVS

Sapphire

1.18ct1 pc
$ 244.85
8 x 5 mm (calibrated)
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3.06ct Natural Medium-Light Orange-Gold Citrine, Pear Shape, VVS-VS, Photo A

3.06ct Natural Medium-Light Orange-Gold Citrine, Pear Shape, VVS-VS

Citrine

3.06ct1 pc
$ 23.46
12.4 x 8.8 mm
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44.10ct Natural Multicolor Tiger's Eye Matrix, Oval, Opaque, Photo A

44.10ct Natural Multicolor Tiger's Eye Matrix, Oval, Opaque

Tiger's Eye Matrix

44.10ct1 pc
$ 43.92
29.3 x 21.3 mm
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5.12ct Natural Medium Red Andesine Labradorite, Cushion, Transparent, Photo A
Andesine Labradorite Product Video (737863)

5.12ct Natural Medium Red Andesine Labradorite, Cushion, Transparent

Andesine Labradorite

5.12ct1 pc
$ 63.74
11.2 x 10.1 mm
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0.91ct Natural Medium-Dark Orange Hessonite Garnet, Square, VS, Photo A

0.91ct Natural Medium-Dark Orange Hessonite Garnet, Square, VS

Hessonite Garnet

0.91ct1 pc
$ 15.26
5.5 x 5.4 mm
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0.60ct Natural Multicolor Opal, Oval, Opaque, Photo A

0.60ct Natural Multicolor Opal, Oval, Opaque

Opal

0.60ct1 pc
$ 17.93
7.2 x 5.2 mm
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12.31ctw Natural Medium-Dark Brown Hessonite Garnet, Oval, Translucent, Photo A

12.31ctw Natural Medium-Dark Brown Hessonite Garnet, Oval, Translucent

Hessonite Garnet

12.31ct total2 pcs
$ 67.44
13 x 10 mm
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0.84ct Natural Medium Light-Orange Sunstone, Oval, Translucent, Photo A

0.84ct Natural Medium Light-Orange Sunstone, Oval, Translucent

Sunstone

0.84ct1 pc
$ 5.86
8 x 6 mm (calibrated)
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0.45ct Natural Golden Orange Citrine, Marquise, VVS, Photo A

0.45ct Natural Golden Orange Citrine, Marquise, VVS

Citrine

0.45ct1 pc
$ 3.14
8 x 4 mm (calibrated)
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2.08ctw Natural Baby Blue Zircon, Round, VVS, Photo A

2.08ctw Natural Baby Blue Zircon, Round, VVS

Zircon

2.08ct total4 pcs
$ 27.35
4.5 mm (calibrated)
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2.95ct Natural Medium Violet Amethyst, Trillion, VS, Photo A

2.95ct Natural Medium Violet Amethyst, Trillion, VS

Amethyst

2.95ct1 pc
$ 20.57
10 x 10 mm (calibrated)
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6.60ct Natural Bluish White Rainbow Moonstone, Marquise, Transparent, Photo A

6.60ct Natural Bluish White Rainbow Moonstone, Marquise, Transparent

Rainbow Moonstone

6.60ct1 pc
$ 118.32
22.9 x 7.1 mm
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3.92ctw Natural Medium-Dark Purplish Violet Amethyst, Oval, VVS-VS, Photo A

3.92ctw Natural Medium-Dark Purplish Violet Amethyst, Oval, VVS-VS

Amethyst

3.92ct total10 pcs
$ 21.47
6 x 4 mm (calibrated)
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3.45ctw Natural Warm Brown Tourmaline, Pear Shape, VS, Photo A

3.45ctw Natural Warm Brown Tourmaline, Pear Shape, VS

Tourmaline

3.45ct total4 pcs
$ 137.32
8.1 x 5.4 mm
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15.13ct Natural Bluish Green Bloodstone, Oval, Opaque, Photo A

15.13ct Natural Bluish Green Bloodstone, Oval, Opaque

Bloodstone

15.13ct1 pc
$ 22.61
17.8 x 14.6 mm
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3.27ctw Natural Multicolor Opal, Square, Transparent, Photo A

3.27ctw Natural Multicolor Opal, Square, Transparent

Opal

3.27ct total30 pcs
$ 23.22
4 x 3.8 mm
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2.67ct Natural Medium Gold Sphene, Oval, Transparent, Photo A

2.67ct Natural Medium Gold Sphene, Oval, Transparent

Sphene

2.67ct1 pc
$ 14.63
8.6 x 8 mm
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0.07ctw Natural Black Diamond, Round, Opaque, Photo A

0.07ctw Natural Black Diamond, Round, Opaque

Diamond

0.07ct total2 pcs
$ 55.78
2 mm (calibrated)
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0.74ct Natural Medium Pink Morganite, Pear Shape, VVS-VS, Photo A

0.74ct Natural Medium Pink Morganite, Pear Shape, VVS-VS

Morganite

0.74ct1 pc
$ 64.86
8.2 x 4.4 mm
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2.52ctw Natural Light Lively Green Peridot, Round, VVS-VS, Photo A

2.52ctw Natural Light Lively Green Peridot, Round, VVS-VS

Peridot

2.52ct total6 pcs
$ 41.42
4.5 mm (calibrated)
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3.50ct Natural Medium Golden Citrine, Pear Shape, VVS-VS, Photo A

3.50ct Natural Medium Golden Citrine, Pear Shape, VVS-VS

Citrine

3.50ct1 pc
$ 21.75
12 x 10 mm (calibrated)
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2.57ct Natural Lime Green Chrysoprase, Oval, Translucent, Photo A

2.57ct Natural Lime Green Chrysoprase, Oval, Translucent

Chrysoprase

2.57ct1 pc
$ 21.33
10 x 8 mm (calibrated)
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1.18ct Natural Very Light Yellow Color-Change Diaspore, Cushion, VS, Photo A

1.18ct Natural Very Light Yellow Color-Change Diaspore, Cushion, VS

Color-Change Diaspore

1.18ct1 pc
$ 62.66
7.6 x 5.4 mm
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1.02ctw Natural Light Sage Green Sapphire, Square, VS, Photo A

1.02ctw Natural Light Sage Green Sapphire, Square, VS

Sapphire

1.02ct total7 pcs
$ 129.10
2.7 x 2.6 mm
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6.34ct Natural Medium Violet Amethyst, Pear Shape, VVS-VS, Photo A

6.34ct Natural Medium Violet Amethyst, Pear Shape, VVS-VS

Amethyst

6.34ct1 pc
$ 43.82
15 x 10 mm (calibrated)
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Why Buy Octagon Shape 30x22 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

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Fast snd easy to find what I was looking for

Posted By Bawb in May, 2026
Source: Bizrate
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