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Buy Huge Gemstones

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Photos are of Actual Products for Sale
18.73ct1 Piece
$ 40.27
23.3 x 12.9 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 18.73 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 23.3 x 12.9 mm Opal
Opal Color: Yellowish Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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50.36ct1 Piece
$ 151.08
36.9 x 27 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 50.36 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 36.9 x 27 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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24.54ct1 Piece
$ 73.62
28 x 21 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 24.54 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 28 x 21 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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36.33ct1 Piece
$ 108.99
32.2 x 22.5 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 36.33 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 32.2 x 22.5 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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37.98ct1 Piece
$ 113.94
30.4 x 22.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 37.98 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 30.4 x 22.1 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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48.08ct1 Piece
$ 144.24
40.1 x 27.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 48.08 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 40.1 x 27.1 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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33.02ct1 Piece
$ 1,651.50
30 x 21.2 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 33.02 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 30 x 21.2 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Transparent Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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46.76ct1 Piece
$ 140.28
37 x 23.5 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 46.76 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 37 x 23.5 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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25.72ct1 Piece
$ 77.16
27.3 x 25.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 25.72 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 27.3 x 25.1 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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18.90ct1 Piece
$ 40.64
18.9 x 15.8 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 18.90 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 18.9 x 15.8 mm Opal
Opal Color: Medium Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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18.09ct1 Piece
$ 38.89
22.3 x 17.6 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 18.09 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 22.3 x 17.6 mm Opal
Opal Color: Yellowish Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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25.34ct1 Piece
$ 54.48
22.6 x 18.5 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 25.34 ct Opal
Opal Shape: Cushion Cabochon Opal
Opal Size: 22.6 x 18.5 mm Opal
Opal Color: Medium Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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33.48ct1 Piece
$ 100.44
36.9 x 20.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 33.48 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 36.9 x 20.1 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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16.51ct1 Piece
$ 35.50
19.6 x 16.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 16.51 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 19.6 x 16.1 mm Opal
Opal Color: Earth Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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51.20ct1 Piece
$ 110.08
26.2 x 20.9 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 51.20 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 26.2 x 20.9 mm Opal
Opal Color: Warm Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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22.52ct1 Piece
$ 48.42
26.4 x 17.4 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 22.52 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 26.4 x 17.4 mm Opal
Opal Color: Yellowish Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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33.02ct1 Piece
$ 99.06
31.2 x 22.2 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 33.02 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 31.2 x 22.2 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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42.19ct1 Piece
$ 2,110.50
29.9 x 21.4 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 42.19 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 29.9 x 21.4 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Translucent Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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15.41ct1 Piece
$ 33.13
21.3 x 16.2 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 15.41 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 21.3 x 16.2 mm Opal
Opal Color: Medium Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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20.82ct1 Piece
$ 44.76
21 x 17 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 20.82 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 21 x 17 mm Opal
Opal Color: Earth Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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51.46ct1 Piece
$ 154.38
38.3 x 25.5 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 51.46 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 38.3 x 25.5 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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20.70ct1 Piece
$ 44.51
23.7 x 17 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 20.70 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 23.7 x 17 mm Opal
Opal Color: Medium Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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15.08ct1 Piece
$ 32.42
17.1 x 15.8 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 15.08 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 17.1 x 15.8 mm Opal
Opal Color: Warm Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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16.50ct1 Piece
$ 35.48
18.6 x 13.4 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 16.50 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 18.6 x 13.4 mm Opal
Opal Color: Yellowish Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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22.34ct1 Piece
$ 48.03
27.1 x 18.5 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 22.34 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 27.1 x 18.5 mm Opal
Opal Color: Yellowish Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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24.99ct1 Piece
$ 74.97
31 x 20.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 24.99 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 31 x 20.1 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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28.90ct1 Piece
$ 86.70
32.9 x 21.4 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 28.90 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 32.9 x 21.4 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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18.75ct1 Piece
$ 40.31
21.8 x 17.5 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 18.75 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 21.8 x 17.5 mm Opal
Opal Color: Warm Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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25.05ct1 Piece
$ 75.15
31.7 x 16.5 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 25.05 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 31.7 x 16.5 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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15.66ct1 Piece
$ 33.67
19.6 x 15.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 15.66 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 19.6 x 15.1 mm Opal
Opal Color: Earth Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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33.07ct1 Piece
$ 99.21
25 x 22.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 33.07 ct Opal
Opal Shape: Baguette Cabochon Opal
Opal Size: 25 x 22.1 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
View Details
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32.85ct1 Piece
$ 1,642.50
32.9 x 17.3 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 32.85 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 32.9 x 17.3 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Transparent Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
View Details
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24.39ct1 Piece
$ 52.44
19.2 x 17.8 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 24.39 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 19.2 x 17.8 mm Opal
Opal Color: Medium Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
View Details
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31.72ct1 Piece
$ 95.16
31.2 x 22.8 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 31.72 ct Opal
Opal Shape: Oval Cabochon Opal
Opal Size: 31.2 x 22.8 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
View Details
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34.61ct1 Piece
$ 103.83
33.4 x 24.3 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 34.61 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 33.4 x 24.3 mm Opal
Opal Color: Multicolor Opal
Opal Clarity: Opaque Opal
Opal Origin: Australia Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
View Details
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37.03ct1 Piece
$ 79.61
27.9 x 22.1 mm
Item Description
Stone Type: Loose Opal
Opal Weight: 37.03 ct Opal
Opal Shape: Pear Cabochon Opal
Opal Size: 27.9 x 22.1 mm Opal
Opal Color: Warm Green Opal
Opal Clarity: Opaque Opal
Opal Origin: Brazil Opal
Opal Treatment: Untreated
Opal Quantity: 1
Opal Certificate: GemSelect
Product Description:
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Choose from a large selection of giant gems, whether they are for a gemstone collection, ornaments or statement jewelry pieces. Shop for huge faceted gems and cabochons of various shapes, sizes and colors, including tourmaline, quartz, garnet and lesser-known gems, such as rhodochrosite. Large star and cat's eye gemstones are also available. From this page, you can filter by gem type, color, size, price, carat weight and several other factors to find the perfect big gemstone for your jewelry.
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Overall Rating -> 10 star ratings

Very easy. I have purchased a few times before and was satisfied each time. Thank you.

Posted By Ray in December, 2023
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Overall Rating -> 10 star ratings

was just windowshopping and spotted a couple "Very Uncommons", a tsavorite & a demantoid garnet that were both in a size I was looking for, & that I could very easily pay for -- so figured I would grab the tsavo ASAP and got the demantoid to accompany so they wouldn't be lonely.

Posted By Kittypie070 in April, 2024
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Very good, very fast, everything as described.

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Overall Rating -> 10 star ratings

i love this site, the gems are always of good quality, i've been buy gifts from the site for 10 years, love it

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Overall Rating -> 10 star ratings

Very good customer service. I had an issue on my end with shipping and I received a response the next day!

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Overall Rating -> 10 star ratings

My first order. I am anxious to see if what I ordered is what I receive.

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Overall Rating -> 10 star ratings

Had a problem ordering first time. Someone from Gem Select reached out to me and cleared problem and I made purchase.

Posted By Myrtle in February, 2024
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Overall Rating -> 10 star ratings

Love the variety of stones, sizes and the prices

Posted By Dorita in March, 2024
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Overall Rating -> 10 star ratings

This is only the second time I have ordered from GemSelect. I am a prolific gemstone collector and I wish I had found this site sooner!

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Overall Rating -> 10 star ratings

Everything was fine.

Posted By Matt in March, 2024
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Overall Rating -> 10 star ratings

I love the clear description of the certification options. It's very rare to see a gem site that offers a deep explanation of each institution that would certify the stone(s).

Posted By Oakcityceo in May, 2023
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Overall Rating -> 10 star ratings

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Overall Rating -> 10 star ratings

Easy to find products I want. I've ordered several times from gem select and never any problems. Will order again. Thank you.

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Overall Rating -> 9 star ratings

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