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Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

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ID: 711854
Weight: 0.58ct
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 1.55
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ID: 721822
Weight: 0.62ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 11.16
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ID: 683023
Weight: 0.55ct
Size: 5.7 x 3.9 mm
Clarity: VS
Content: 1 pc
Price: $ 8.25
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ID: 698494
Weight: 3.42ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.73
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ID: 739362
Weight: 2.48ct
Size: 13.1 x 7.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 124.00
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ID: 550361
Weight: 1.54ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.59
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ID: 534773
Weight: 3.11ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.64
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ID: 442545
Weight: 2.40ct
Size: 7.5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 79.20
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ID: 535700
Weight: 2.02ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.00
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ID: 431447
Weight: 3.69ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 87.67
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ID: 282974
Weight: 27.53ct (total)
Size: 12 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 41.29
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ID: 248000
Weight: 13.14ct
Size: 19.5 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 121.42
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ID: 480774
Weight: 2.17ct (total)
Size: 5.9 x 3.8 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 20.05
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ID: 684223
Weight: 1.00ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 42.00
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ID: 711199
Weight: 0.64ct
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 1.42
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ID: 522435
Weight: 28.03ct
Size: 30.1 x 20.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 141.34
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ID: 687591
Weight: 6.40ct (total)
Size: 15.5 x 10.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 18.89
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ID: 736371
Weight: 30.90ct
Size: 28.7 x 20 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.05
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ID: 399841
Weight: 3.54ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 174.62
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ID: 686818
Weight: 3.34ct (total)
Size: 8.4 x 6.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 4.01
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ID: 464510
Weight: 3.34ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 30.86
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ID: 606818
Weight: 1.78ct (total)
Size: 9.1 x 5.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 11.75
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ID: 678055
Weight: 0.40ct
Size: 3.7 x 3.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 240.00
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ID: 726067
Weight: 0.64ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.14
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ID: 491094
Weight: 19.79ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 19.00
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ID: 497960
Weight: 22.79ct
Size: 20.2 x 14 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.26
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ID: 710308
Weight: 1.48ct
Size: 11 x 5.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.32
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ID: 570036
Weight: 1.76ct
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 41.82
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ID: 485136
Weight: 6.87ct (total)
Size: 11.5 x 11.1 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 36.28
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ID: 678036
Weight: 6.41ct
Size: 11.6 x 8.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.38
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ID: 335974
Weight: 7.47ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 19.72
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ID: 743009
Weight: 6.37ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.48
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ID: 726202
Weight: 0.42ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.03
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ID: 494231
Weight: 3.09ct (total)
Size: 5 mm (calibrated)
Clarity: Translucent
Content: 6 pcs
Price: $ 22.15
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ID: 706488
Weight: 26.17ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 53.39
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ID: 562624
Weight: 1.39ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.57
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ID: 680826
Weight: 0.80ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 24.00
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ID: 351132
Weight: 6.15ct
Size: 19.5 x 9.8 mm
Clarity: VS
Content: 1 pc
Price: $ 56.83
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ID: 479608
Weight: 2.35ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.82
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ID: 725202
Weight: 58.82ct
Size: 35.3 x 22.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 211.75
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ID: 731124
Weight: 18.64ct
Size: 19 x 19 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.81
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ID: 657911
Weight: 1.17ct
Size: 6.5 x 6.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.62
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ID: 639066
Weight: 1.45ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 36.37
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ID: 520153
Weight: 2.41ct (total)
Size: 7.4 x 4.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 9.54
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ID: 715471
Weight: 4.23ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.61
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ID: 546899
Weight: 1.23ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.74
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ID: 721821
Weight: 0.51ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.18
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ID: 566489
Weight: 16.46ct (total)
Size: 19.6 x 12.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 37.60
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ID: 451036
Weight: 1.43ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.21
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ID: 724980
Weight: 0.76ct
Size: 10.9 x 2.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.92
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ID: 738782
Weight: 0.43ct
Size: 7.8 x 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 3.87
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ID: 739541
Weight: 1.10ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 9.90
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ID: 609043
Weight: 3.19ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 58.96
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ID: 718302
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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ID: 604024
Weight: 18.46ct
Size: 27.5 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.08
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ID: 528802
Weight: 1.14ct
Size: 6.5 x 5.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 75.24
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ID: 731029
Weight: 20.11ct (total)
Size: 20.9 x 14.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 13.75
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ID: 711553
Weight: 1.12ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.37
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ID: 471621
Weight: 9.11ct
Size: 16.6 x 12.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 84.18
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ID: 556114
Weight: 2.70ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 102.32
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FAQs

What are loose untreated gemstones?

Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.

Why should I choose untreated gemstones over treated ones?

Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.

Are untreated gemstones suitable for engagement rings?

Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.

What makes rare untreated gems valuable for collectors?

Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.

How can I ensure the quality of loose untreated gemstones?

Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.

What types of untreated gemstones are available?

Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.

Are untreated gemstones more expensive than treated ones?

In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

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