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Buy Natural Opal Gemstones Online - Certified Loose Opals

Buy Natural Opal Gemstones Online - Certified Loose Opals

Discover the beauty of natural, certified loose opal gemstones for sale at GemSelect. Our collection includes black, white, and fire opals, available in shapes like oval, round, pear, and cushion. Showcasing stunning play-of-color in vibrant hues, our opals range in price from $10 to over $1000. Every gem is in stock and ready for worldwide shipping, perfect for your next jewelry masterpiece!

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For Example: 8-9
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ID: 548520
Weight: 1.72ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 430.00
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ID: 679932
Weight: 7.64ct
Size: 16.8 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 275.04
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ID: 628027
Weight: 15.88ct
Size: 23.1 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 133.39
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ID: 540981
Weight: avg. 0.87 ct / each
Size: 7 mm (calibrated)
Clarity: Transparent
Price: $ 21.71
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ID: 679822
Weight: 5.36ct
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 192.96
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ID: 627639
Weight: 21.82ct
Size: 20.7 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 201.61
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ID: 493535
Weight: 4.57ct
Size: 12.2 x 9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.17
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ID: 473850
Weight: 1.34ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.86
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ID: 515850
Weight: 3.78ct
Size: 13.6 x 10 mm
Clarity: Translucent
Content: 1 pc
Price: $ 99.79
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ID: 679214
Weight: 19.33ct
Size: 26 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 115.98
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ID: 693714
Weight: 2.61ct
Size: 10.8 x 6.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.83
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ID: 410119
Weight: 34.16ct
Size: 23.4 x 19.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 316.10
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ID: 693820
Weight: 6.20ct
Size: 14.8 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.60
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ID: 626298
Weight: 21.39ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 197.64
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ID: 628406
Weight: 24.07ct
Size: 22.2 x 18.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 144.42
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ID: 517228
Weight: 1.25ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.50
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ID: 493507
Weight: 3.65ct
Size: 11.4 x 8.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.25
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ID: 634607
Weight: 12.07ct
Size: 27.4 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 101.39
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ID: 572785
Weight: 0.64ct
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.12
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ID: 573422
Weight: 1.90ct
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 75.24
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ID: 484212
Weight: 11.91ct
Size: 15.5 x 13 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.46
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ID: 669503
Weight: 38.88ct
Size: 25.1 x 20.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 116.64
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ID: 679441
Weight: 5.66ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 169.80
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ID: 697408
Weight: 2.17ct
Size: 13.4 x 8.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 65.75
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ID: 635341
Weight: 25.30ct
Size: 29.7 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 212.52
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ID: 521765
Weight: 25.75ct
Size: 21 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 169.96
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ID: 627837
Weight: 28.09ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 259.55
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ID: 522986
Weight: 20.55ct
Size: 31.9 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 135.64
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ID: 696787
Weight: 1.86ct
Size: 12.1 x 9.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 56.36
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ID: 523676
Weight: 19.94ct
Size: 36.4 x 16.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 131.60
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ID: 523722
Weight: 33.71ct
Size: 32.6 x 22.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 222.49
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ID: 667934
Weight: 37.98ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 113.94
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ID: 575226
Weight: 35.99ct
Size: 45 x 23.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 129.56
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ID: 678676
Weight: 23.38ct
Size: 25.3 x 16.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 140.28
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ID: 678766
Weight: 21.16ct
Size: 25.6 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 126.96
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ID: 667939
Weight: 36.33ct
Size: 32.2 x 22.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 130.79
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ID: 523672
Weight: 30.50ct
Size: 30 x 22 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 201.30
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ID: 575232
Weight: 35.80ct
Size: 36.6 x 19.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 141.77
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ID: 522982
Weight: 17.03ct
Size: 26.9 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 112.40
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ID: 536904
Weight: avg. 0.81 ct / each
Size: 7 mm (calibrated)
Clarity: Transparent
Price: $ 19.73
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ID: 675212
Weight: 13.00ct
Size: 19.4 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.54
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ID: 693718
Weight: 8.99ct
Size: 14.9 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.97
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ID: 667936
Weight: 48.08ct
Size: 40.1 x 27.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 173.09
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ID: 369577
Weight: 1.68ct
Size: 8.6 x 8.5 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 59.93
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ID: 636150
Weight: 14.98ct
Size: 20.2 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 104.86
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ID: 521759
Weight: 26.43ct
Size: 28.5 x 17.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 174.44
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ID: 692466
Weight: 1.78ct
Size: 16 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 45.09
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ID: 692488
Weight: 1.70ct
Size: 10.4 x 7.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 43.06
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ID: 679474
Weight: 1.45ct
Size: 10.7 x 6.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 40.60
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ID: 478398
Weight: 1.84ct
Size: 13.8 x 6.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 77.28
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ID: 679761
Weight: 7.14ct
Size: 19.9 x 12.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 214.20
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ID: 696784
Weight: 1.71ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 51.82
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ID: 669735
Weight: 29.45ct
Size: 24.8 x 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.63
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ID: 679960
Weight: 3.34ct
Size: 13.1 x 9.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 112.22
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ID: 322037
Weight: 42.73ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 394.82
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ID: 523720
Weight: 17.29ct
Size: 27 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 114.12
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ID: 494138
Weight: 7.86ct
Size: 15 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.02
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ID: 522410
Weight: 20.80ct
Size: 32.3 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 137.28
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ID: 628050
Weight: 17.73ct
Size: 23.7 x 15.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 106.38
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ID: 576000
Weight: 4.38ct
Size: 12.5 x 12.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 131.40
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GemSelect Certified Store Reviews

GemSelect: Over 18 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 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 -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
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Overall Rating -> 10 star ratings

I have been buying gems from Gem Select since 2016. I purchased more $4000.00 in products. I love to amount of inventory that the company has.

Posted By Online Shopper in June, 2024
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Overall Rating -> 10 star ratings

The selection is fantastic, both breadth of stones and selection within type. Check out was very easy.

Posted By LoriV in June, 2024
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Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
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Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
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Overall Rating -> 8 star ratings

The website was wonderful. I was able to sort and find exactly what I needed.

Posted By Online Shopper in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate
Enlarged Gemstone Image