Unheated Sapphire Gemstones - Natural Untreated Sapphires
Discover certified unheated sapphire gemstones with no heat treatment, prized for natural color, rarity, and long-term value.
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Bi-color
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Black
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Blue Untreated Sapphire
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Brown Untreated Sapphire
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Golden
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Gray Untreated Sapphire
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Green
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Multicolor Untreated Sapphire
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Orange
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Pink Untreated Sapphire
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Purple Untreated Sapphire
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Red Untreated Sapphire
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Turquoise
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Violet Untreated Sapphire
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White Untreated Sapphire
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Yellow Untreated Sapphire
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
8.96Ct Medium Grey Star Sapphire, Round, Opaque
10.5 mm
$ 376.32
0.24Ct Light Yellow Color-Change Sapphire, Baguette, Vvs-Vs
4.2 x 2.8 mm
$ 24.00
1.10Ct Medium Purple Sapphire, Cushion, Vs-Si
6 x 5.5 mm
$ 635.36
1.03Ct Violet Purple Sapphire, Pear Shape, Vs-Si
7.6 x 5.5 mm
$ 655.33
1.42Ct Pinkish Purple Sapphire, Cushion, Vs
6.9 x 5.5 mm
$ 902.22
1.45Ct Intense Pinkish Purple Sapphire, Cushion, Vs
7.5 x 6 mm
$ 922.55
0.31Ct Medium Light Brown Color-Change Sapphire, Pear Shape, Vvs
4.8 x 3.9 mm
$ 31.00
7.06Ct Bluish Grey Star Sapphire, Oval, Opaque
7.6 x 8.6 mm
$ 326.17
0.34Ct Medium Light Brown Color-Change Sapphire, Emerald Cut, Vvs
4 x 3.4 mm
$ 34.00
1.23Ct Intense Pinkish Purple Sapphire, Pear Shape, Vvs-Vs
8.4 x 5.6 mm
$ 782.58
1.16Ct Electric Purple Sapphire, Cushion, Vs
6.5 x 4.8 mm
$ 738.04
1.31Ct Pinkish Purple Sapphire, Cushion, Vs
7.9 x 5.4 mm
$ 832.34
1.48Ct Intense Pinkish Purple Sapphire, Pear Shape, Vs
8.5 x 6.3 mm
$ 940.34
1.22Ct Medium-Dark Purple Sapphire, Cushion, Vvs-Vs
6.4 x 5.1 mm
$ 776.21
7.88Ct Light Grey Star Sapphire, Oval, Opaque
10.6 x 10.2 mm
$ 364.06
1.08Ct Pinkish Purple Sapphire, Cushion, Vs-Si
5.9 x 5.3 mm
$ 686.21
1.88Ct Purple-Red Sapphire, Oval, Vs-Si
7.8 x 6.8 mm
$ 752.00
0.14Ct Medium Light Brown Color-Change Sapphire, Pear Shape, Vs-Si
3.3 x 2.5 mm
$ 14.00
3.86Ctw Bluish White Sapphire, Briolette, Si
3.5 x 3.2 mm
$ 82.49
1.20Ct Medium-Dark Purple Sapphire, Pear Shape, Vs
7.6 x 5.6 mm
$ 762.44
1.40Ct Pinkish Purple Sapphire, Cushion, Vs
6.7 x 5.2 mm
$ 890.74
1.31Ct Intense Purple Sapphire, Cushion, Vs
6.8 x 5.7 mm
$ 833.47
1.03Ct Intense Purple Sapphire, Cushion, Vs
7 x 5 mm (calibrated)
$ 654.43
0.12Ct Medium Light Brown Color-Change Sapphire, Emerald Cut, Vvs
2.6 x 2.6 mm
$ 12.00
Why Buy Untreated Sapphire from GemSelect?
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Unheated Sapphire Gemstones
Our unheated sapphire gemstones are completely natural and have received no heat treatment, preserving their original color, clarity, and rarity.
Natural Untreated Sapphire Stones
Each untreated sapphire is carefully selected and independently certified, making these gemstones highly sought after by collectors and fine jewelers.
No Heat Sapphire for Fine Jewelry
No heat sapphires are ideal for high-end rings, engagement jewelry, earrings, and pendants where natural origin and long-term value matter most.
Blue and Fancy Color Unheated Sapphire
Choose from classic blue unheated sapphire gemstones or rare fancy colors including pink, yellow, green, and parti-color stones.
Certified Unheated Sapphire Stones
All unheated sapphires are clearly disclosed and may include gemological reports confirming the absence of heat treatment.
Loose Unheated Sapphire for Custom Designs
Buying loose unheated sapphire allows complete flexibility in setting style, size, and design for custom jewelry creations.
Investment-Grade Untreated Sapphire
Because untreated sapphires are increasingly rare, they are often considered strong long-term investments compared to heated stones.
Learn more about sapphire properties, treatments, and value on our Sapphire Information Page.
FAQs
What is an unheated sapphire?
An unheated sapphire is a natural sapphire that has not undergone heat treatment, meaning its color and clarity are entirely natural.
Is unheated sapphire the same as untreated sapphire?
In most cases, yes. Unheated sapphires are untreated by heat, though other treatments must always be disclosed if present.
Are unheated sapphires more valuable?
Yes, unheated sapphires are rarer than heated stones and often command higher prices, especially with strong natural color.
Do unheated sapphires come with certification?
Many unheated sapphires are accompanied by gemological reports confirming no heat treatment for buyer confidence.
Are unheated sapphires suitable for everyday wear?
Absolutely. Sapphire has a Mohs hardness of 9, making unheated sapphires durable and ideal for daily jewelry use.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10 
Great site for finding specific stones and sizes for individual pieces of jewelry
Overall Rating -> 8 
I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.
Overall Rating -> 10
No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!
Overall Rating -> 10
Web site is very simple to navigate Selection is terrific
Overall Rating -> 10
Good. I ts very user friendly.
Overall Rating -> 10
Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways
