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
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
1.06ct Purple Sapphire, Pear Shape, VS
8.2 x 5.6 mm
$ 559.00
1.59ct Purple Sapphire, Cushion, VS
7.8 x 5.3 mm
$ 838.49
0.98ct Purple Sapphire, Pear Shape, VS
6.6 x 5.3 mm
$ 516.81
10.69ct Gray Star Sapphire, Oval, Opaque
11.7 x 11.1 mm
$ 372.65
1.21ct Purple Sapphire, Pear Shape, VS
7.4 x 5.4 mm
$ 532.48
1.19ct Purple Sapphire, Pear Shape, VS-SI
7.8 x 5.8 mm
$ 475.42
1.34ct Purple Sapphire, Cushion, VS
7.1 x 5.3 mm
$ 588.89
1.42ct Violet Sapphire, Pear Shape, VS
8.8 x 6.3 mm
$ 748.84
1.41ct Purple Sapphire, Cushion, VS
7.1 x 4.6 mm
$ 744.59
1.32ct Purple Sapphire, Pear Shape, VS-SI
8 x 6.3 mm
$ 696.11
1.48ct Purple Sapphire, Pear Shape, VS
8.5 x 6.3 mm
$ 780.48
1.33ct Purple Sapphire, Cushion, VS
6.5 x 5.9 mm
$ 702.35
5.41ct Gray Star Sapphire, Oval, Translucent
9.5 x 8.3 mm
$ 157.16
1.42ct Purple Sapphire, Pear Shape, VS
7.6 x 6.1 mm
$ 748.84
1.35ct Purple Sapphire, Cushion, VS
7.5 x 5.6 mm
$ 711.93
2.33ct Violet Sapphire, Oval, VS
9.5 x 7.4 mm
$ 932.00
1.10ct Purple Sapphire, Cushion, VS-SI
6 x 5.5 mm
$ 527.35
14.39ct Gray Star Sapphire, Oval, Opaque
14 x 12 mm (calibrated)
$ 551.80
1.28ct Purple Sapphire, Cushion, VS
6.9 x 5.7 mm
$ 675.94
1.47ct Orange Sapphire, Cushion, VS-SI
8.5 x 6.2 mm
$ 488.04
1.38ct Purple Sapphire, Cushion, VS
7.1 x 5.3 mm
$ 728.76
1.23ct Purple Sapphire, Pear Shape, VVS-VS
8.4 x 5.6 mm
$ 649.54
12.12ct Gray Star Sapphire, Oval, Opaque
12.3 x 11.4 mm
$ 464.75
1.22ct Purple Sapphire, Cushion, VS
6.7 x 5.3 mm
$ 643.37
Why Buy Untreated Sapphire from GemSelect?
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- Supplying natural gemstones to jewelers and collectors in 120+ countries
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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 love the products. I've bought them as gifts and people love my gifts
Overall Rating -> 10
Great prices!!! High quality gemstones.
Overall Rating -> 9 
It was great!
Overall Rating -> 10
My current project is something BLUE . Opal earrings with matching tennis bracelet for her wedding. The opals and sixty two sapphires VVS & VS are AMAZINGLY BEAUTIFUL. The private jewelers were impressed by the clarity and inclusion free of the sapphires . I want to say thank you for the High quality sapphires that I purchased for my daughtera's wedding.
Overall Rating -> 10
Great site for finding specific stones and sizes for individual pieces of jewelry
Overall Rating -> 8 
I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.
