1 Carat Gemstones
Browse our selection of natural 1 carat gemstones, ideal for elegant jewelry designs and collectors seeking perfectly balanced gem sizes.
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Bi-color
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Black 1 ct Gemstones
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Blue 1 ct Gemstones
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Brown 1 ct Gemstones
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Golden 1 ct Gemstones
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Gray 1 ct Gemstones
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Green 1 ct Gemstones
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Multicolor 1 ct Gemstones
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Orange 1 ct Gemstones
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Pink 1 ct Gemstones
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Purple 1 ct Gemstones
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Red 1 ct Gemstones
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Turquoise 1 ct Gemstones
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Violet 1 ct Gemstones
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White 1 ct Gemstones
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Yellow 1 ct Gemstones
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
1.03ct Dark Green Tourmaline, Emerald Cut, VVS
5.3 x 5.2 mm
$ 61.80
1.01ct Multicolor Chocolate Opal, Oval, Opaque
8 x 6 mm (calibrated)
$ 36.36
1.09ct Medium Dark-Brown Tourmaline, Oval, VS
8 x 6 mm (calibrated)
$ 52.32
1.07ct Very Light Dijon Yellow Beryl, Oval, VS
8 x 6 mm (calibrated)
$ 25.68
2.14ctw White Zircon, Oval, VS
7 x 5 mm (calibrated)
$ 15.29
1.06ct Medium Purple Rhodolite Garnet, Oval, VVS-VS
6.7 x 4.9 mm
$ 44.52
1.05ct Salmon Pink Morganite, Oval, VVS-VS
8 x 6 mm (calibrated)
$ 83.16
2.07ctw Sky Blue Topaz, Fancy, VVS-VS
7 x 5 mm (calibrated)
$ 13.67
1.02ct Dark Blue Sapphire, Marquise, VS
9 x 4.6 mm
$ 269.28
1.03ct Bright Orange Fire Opal, Oval, Transparent
9.8 x 6.7 mm
$ 43.26
1.05ct Very Light Golden-Yellow Color-Change Diaspore, Cushion, VVS-VS
8.1 x 5.2 mm
$ 65.15
1.06ct Dark Brown Color-Change Garnet, Oval, VS
7 x 5 mm (calibrated)
$ 102.02
1.08ct Salmon Pink Morganite, Oval, VVS-VS
7.8 x 5.7 mm
$ 71.28
1.02ct Dark Red Ruby, Round, VS-SI
5.5 mm (calibrated)
$ 438.72
1.01ct Medium Yellow Chrysoberyl, Marquise, VVS
9 x 4.5 mm
$ 141.89
2.01ctw Navy Blue Kyanite, Oval, SI
7 x 5 mm (calibrated)
$ 45.83
1.04ct Deep Orange Sphalerite, Round, SI
6 mm (calibrated)
$ 62.40
1.00ct Orange Pink Strawberry Quartz, Oval, Transparent
7.5 x 5.9 mm
$ 15.23
3.98ctw Sky Blue Topaz, Oval, VVS-VS
7 x 5 mm (calibrated)
$ 26.32
1.00ct Medium Dark Blue Kyanite, Oval, SI
7.1 x 4.1 mm
$ 30.00
1.03ct Medium Red Rhodolite Garnet, Oval, VS
7 x 5 mm (calibrated)
$ 27.19
1.04ct Medium Orange Sunstone, Oval, Translucent
8 x 6 mm (calibrated)
$ 8.74
1.01ct Warm Earthy Green Sphene, Oval, Transparent
6.6 x 5.4 mm
$ 6.67
1.06ct Light Yellow Color-Change Diaspore, Oval, VS
6.9 x 5.5 mm
$ 68.06
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Why Buy 1 Ct Gemstones from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
Natural 1 Carat Gemstones
Our natural 1 carat gemstones are carefully selected for quality, color and brilliance. A one-carat gem offers the perfect balance between size and wearability, making it a popular choice for rings, pendants and earrings.
Loose 1 Carat Gemstones Online
Shop loose 1 carat gemstones online at GemSelect with confidence. Our inventory includes a wide range of natural gems such as sapphire, ruby, garnet, tourmaline and many others, all photographed individually for accurate selection.
Why Choose 1 Carat Gemstones?
One-carat gemstones are a classic choice for jewelry. They provide noticeable size without being overly large, making them perfect for engagement rings, pendants or everyday jewelry pieces.
1 ct Gemstones for Rings and Jewelry
Many jewelers prefer 1 ct gemstones because they fit well into common jewelry settings. From brilliant round cuts to elegant oval and cushion shapes, these gems offer versatility for custom jewelry design.
Wide Variety of 1 Carat Gem Types
At GemSelect you can find 1 carat stones in many gem varieties including sapphire, ruby, spinel, aquamarine, tourmaline, topaz and garnet. Each gemstone has unique colors and characteristics to suit different styles and budgets.
Faceted and Cabochon 1 Carat Gems
Our collection includes both faceted stones for maximum sparkle and smooth cabochon gemstones for a softer, classic appearance. This variety allows designers to choose the best style for their jewelry projects.
Calibrated 1 Carat Gemstones
Many of our 1 carat gemstones are available in calibrated sizes, making them easier to mount into standard jewelry settings. This helps jewelers and designers create precise and professional-looking pieces.
Certified and Natural Gemstones
All gemstones at GemSelect are natural stones, and any treatments are fully disclosed. We focus on transparency and accurate gem information so buyers can shop with confidence.
Learn more about gemstone properties and buying tips on our Gemstone Information Pages.
FAQs
What does 1 carat mean in gemstones?
A carat is a unit of weight used for gemstones. One carat equals 0.2 grams. The physical size of a 1 carat gemstone can vary depending on the gem type and its density.
Are 1 carat gemstones good for rings?
Yes, 1 carat gemstones are a popular size for rings because they provide noticeable presence while remaining comfortable for everyday wear.
Which gemstones are available in 1 carat size?
Many gemstones are available in 1 carat size, including sapphire, ruby, spinel, garnet, tourmaline, aquamarine, topaz and many others.
Does a 1 carat gemstone always have the same size?
No. Carat measures weight, not size. Different gemstones have different densities, so a 1 carat sapphire may appear slightly smaller or larger than a 1 carat aquamarine.
Are your 1 carat gemstones natural?
Yes, GemSelect specializes in natural gemstones. Any treatments are clearly disclosed so customers know exactly what they are purchasing.
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 was very easy to use.
Overall Rating -> 10
I would recommend gem select yo everyone Fast service and no problems
Overall Rating -> 10
When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.
Overall Rating -> 10
Good selection, using for custom jewlery for my wife.
Overall Rating -> 10
Great selection of gems at a reasonable price
