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 |
0.21ct Medium Light Brown Color-Change Sapphire, Fancy, VVS
4.9 x 3.6 mm
$ 21.00
1.21ct Medium-Dark Purple Sapphire, Cushion, VS
6.6 x 5.3 mm
$ 768.79
1.47ct Medium Purple Sapphire, Cushion, VS
7.1 x 5.6 mm
$ 935.27
1.35ct Medium Purple Sapphire, Cushion, VS
7.5 x 5.6 mm
$ 857.75
0.14ct Medium Light Brown Color-Change Sapphire, Fancy, VVS
4 x 3 mm
$ 14.00
14.39ct Bluish Grey Star Sapphire, Oval, Opaque
14 x 12 mm (calibrated)
$ 664.82
5.35ct Light Grey Star Sapphire, Oval, Opaque
9.5 x 9.1 mm
$ 224.70
9.28ct Grey Star Sapphire, Round, Opaque
12 mm (calibrated)
$ 428.74
1.22ct Medium-Dark Purple Sapphire, Cushion, VVS-VS
6.4 x 5.1 mm
$ 776.21
1.10ct Medium Purple Sapphire, Cushion, VS-SI
6 x 5.5 mm
$ 635.36
2.33ct Dark Violet Sapphire, Oval, VS
9.5 x 7.4 mm
$ 932.00
0.26ct Medium Light Brown Color-Change Sapphire, Fancy, VVS
5.2 x 4.1 mm
$ 26.00
1.07ct Reddish Purple Sapphire, Pear Shape, VS
7.5 x 5 mm
$ 680.77
1.19ct Intense Pinkish Purple Sapphire, Cushion, VS
6.4 x 5.6 mm
$ 757.13
1.28ct Bright Pinkish Purple Sapphire, Cushion, VS
6.9 x 5.7 mm
$ 814.39
1.20ct Medium-Dark Purple Sapphire, Pear Shape, VS
7.6 x 5.6 mm
$ 762.44
0.19ct Medium Light Brown Color-Change Sapphire, Fancy, VVS
4.4 x 3.2 mm
$ 19.00
1.46ct Medium Violet Sapphire, Cushion, VS
7.3 x 5.4 mm
$ 843.31
1.38ct Electric Purple Sapphire, Cushion, VS
7.5 x 5.4 mm
$ 878.02
0.12ct Brownish Yellow Color-Change Sapphire, Pear Shape, VVS
3.6 x 2.3 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 
I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
Overall Rating -> 10
The website has a good selection, the interface is very intuitive.
Overall Rating -> 10
The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.
Overall Rating -> 10
the selection is good as are the prices
Overall Rating -> 10
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Overall Rating -> 10
went well
