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Buy Octagon Shape 27 x 20 mm Gems

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7.88ct Natural Dark Golden Citrine, Round, VVS, Photo A

7.88ct Natural Dark Golden Citrine, Round, VVS

Citrine

7.88ct1 pc
$ 52.01
13 mm (calibrated)
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0.88ct Natural Multicolor Chocolate Opal, Oval, Translucent, Photo A

0.88ct Natural Multicolor Chocolate Opal, Oval, Translucent

Chocolate Opal

0.88ct1 pc
$ 34.85
8 x 6 mm (calibrated)
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7.44ct Natural Sky Blue Topaz, Flower Cut, Transparent, Photo A

7.44ct Natural Sky Blue Topaz, Flower Cut, Transparent

Topaz

7.44ct1 pc
$ 58.92
15.1 x 10.9 mm
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47.54ct Natural Multicolor Jasper, Fancy, Opaque, Photo A

47.54ct Natural Multicolor Jasper, Fancy, Opaque

Jasper

47.54ct1 pc
$ 27.61
29.3 x 23.6 mm
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1.76ct Natural Bright Gold Citrine, Baguette, VS, Photo A

1.76ct Natural Bright Gold Citrine, Baguette, VS

Citrine

1.76ct1 pc
$ 16.26
9.8 x 5.1 mm
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1.58ctw Natural Deep Golden Orange Citrine, Pear Shape, VS, Photo A

1.58ctw Natural Deep Golden Orange Citrine, Pear Shape, VS

Citrine

1.58ct total2 pcs
$ 10.43
7.8 x 5 mm
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13.47ct Natural Yellowish Green Druzy Variscite, Fancy, Opaque, Photo A

13.47ct Natural Yellowish Green Druzy Variscite, Fancy, Opaque

Druzy Variscite

13.47ct1 pc
$ 22.63
23.7 x 14.2 mm
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3.84ctw Natural Medium Red Pyrope Garnet, Square, VVS-VS, Photo A

3.84ctw Natural Medium Red Pyrope Garnet, Square, VVS-VS

Pyrope Garnet

3.84ct total10 pcs
$ 35.48
4 x 4 mm (calibrated)
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5.81ctw Natural Deep Golden Orange Citrine, Oval, VVS-VS, Photo A

5.81ctw Natural Deep Golden Orange Citrine, Oval, VVS-VS

Citrine

5.81ct total2 pcs
$ 38.35
10 x 8 mm (calibrated)
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4.66ct Natural Light Yellow Quartz, Flower Cut, Transparent, Photo A

4.66ct Natural Light Yellow Quartz, Flower Cut, Transparent

Quartz

4.66ct1 pc
$ 18.46
11.5 x 11.4 mm
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0.30ct Natural Deep Green Sapphire, Square, VVS-VS, Photo A

0.30ct Natural Deep Green Sapphire, Square, VVS-VS

Sapphire

0.30ct1 pc
$ 50.40
3.7 x 3.7 mm
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5.57ctw Natural Eggplant Violet Amethyst, Trillion, VVS-VS, Photo A

5.57ctw Natural Eggplant Violet Amethyst, Trillion, VVS-VS

Amethyst

5.57ct total2 pcs
$ 46.79
10 x 10 mm (calibrated)
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0.58ct Natural Night Blue Star Sapphire, Oval, Opaque, Photo A

0.58ct Natural Night Blue Star Sapphire, Oval, Opaque

Star Sapphire

0.58ct1 pc
$ 23.20
4.8 x 3.8 mm
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9.81ct Natural Rose Pink Rose Quartz, Octagon / Emerald Cut, Transparent, Photo A

9.81ct Natural Rose Pink Rose Quartz, Octagon / Emerald Cut, Transparent

Rose Quartz

9.81ct1 pc
$ 64.75
13 x 13 mm (calibrated)
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2.27ctw Natural Light Green Peridot, Round, VVS-VS, Photo A

2.27ctw Natural Light Green Peridot, Round, VVS-VS

Peridot

2.27ct total6 pcs
$ 44.95
4.5 mm (calibrated)
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6.51ct Natural Light Reddish Orange Moonstone, Round, Translucent, Photo A

6.51ct Natural Light Reddish Orange Moonstone, Round, Translucent

Moonstone

6.51ct1 pc
$ 15.71
11 mm (calibrated)
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4.41ctw Natural Deep Blood Red Almandine Garnet, Oval, VVS-VS, Photo A

4.41ctw Natural Deep Blood Red Almandine Garnet, Oval, VVS-VS

Almandine Garnet

4.41ct total2 pcs
$ 198.45
9 x 7 mm (calibrated)
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1.02ct Natural Dark Red Ruby, Oval, SI, Photo A
Ruby Product Video (569754)

1.02ct Natural Dark Red Ruby, Oval, SI

Ruby

1.02ct1 pc
$ 902.11
7 x 5 mm (calibrated)
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0.74ct Natural Teal Sapphire, Cushion, VVS-VS, Photo A

0.74ct Natural Teal Sapphire, Cushion, VVS-VS

Sapphire

0.74ct1 pc
$ 142.08
5.4 x 4.4 mm
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1.57ct Natural Dark Silver Spinel, Cushion, VS, Photo A

1.57ct Natural Dark Silver Spinel, Cushion, VS

Spinel

1.57ct1 pc
$ 188.40
7.1 x 6.6 mm
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0.30ct Natural Shamrock Green Emerald, Octagon / Emerald Cut, SI, Photo A

0.30ct Natural Shamrock Green Emerald, Octagon / Emerald Cut, SI

Emerald

0.30ct1 pc
$ 72.00
3.8 x 3.8 mm
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2.94ct Natural Golden Citrine, Oval, VS, Photo A

2.94ct Natural Golden Citrine, Oval, VS

Citrine

2.94ct1 pc
$ 22.13
11 x 9 mm (calibrated)
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0.73ct Natural Light Forest Green Sapphire, Oval, VVS-VS, Photo A

0.73ct Natural Light Forest Green Sapphire, Oval, VVS-VS

Sapphire

0.73ct1 pc
$ 65.02
5.2 x 4.2 mm
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4.38ct Natural Medium Light-Orange Sunstone, Oval, Translucent, Photo A

4.38ct Natural Medium Light-Orange Sunstone, Oval, Translucent

Sunstone

4.38ct1 pc
$ 31.39
12 x 10 mm (calibrated)
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8.54ct Natural Green Malachite, Pear Shape, Opaque, Photo A

8.54ct Natural Green Malachite, Pear Shape, Opaque

Malachite

8.54ct1 pc
$ 12.29
12 x 10 mm (calibrated)
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47.43ct Natural Multicolor Tiger's Eye Matrix, Baguette, Opaque, Photo A

47.43ct Natural Multicolor Tiger's Eye Matrix, Baguette, Opaque

Tiger's Eye Matrix

47.43ct1 pc
$ 26.18
28.8 x 21.6 mm
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11.29ctw Natural Medium Pink Morganite, Oval, Translucent, Photo A

11.29ctw Natural Medium Pink Morganite, Oval, Translucent

Morganite

11.29ct total2 pcs
$ 149.03
15 x 9.1 mm
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3.93ct Natural Swiss Blue Topaz, Flower Cut, Translucent, Photo A

3.93ct Natural Swiss Blue Topaz, Flower Cut, Translucent

Topaz

3.93ct1 pc
$ 51.66
11.3 x 9.6 mm
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1.53ctw Natural Medium Blue Apatite, Oval, VS, Photo A

1.53ctw Natural Medium Blue Apatite, Oval, VS

Apatite

1.53ct total4 pcs
$ 40.50
5 x 4 mm (calibrated)
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11.52ct Natural Multicolor Pietersite, Oval, Opaque, Photo A

11.52ct Natural Multicolor Pietersite, Oval, Opaque

Pietersite

11.52ct1 pc
$ 52.39
19.6 x 13.9 mm
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2.17ct Natural Light Reddish Orange Moonstone, Cushion, Translucent, Photo A

2.17ct Natural Light Reddish Orange Moonstone, Cushion, Translucent

Moonstone

2.17ct1 pc
$ 5.21
8 x 8 mm (calibrated)
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2.16ct Natural Multicolor White Opal, Pear Shape, Transparent, Photo A

2.16ct Natural Multicolor White Opal, Pear Shape, Transparent

Opal

2.16ct1 pc
$ 65.45
12.3 x 8.4 mm
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Why Buy Octagon Shape 27 X 20 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

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

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
Source: Bizrate
Enlarged Gemstone Image