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 |
1.01ct Light Yellow Beryl, Oval, VVS
8 x 6 mm (calibrated)
$ 23.23
2.13ctw Golden Orange Citrine, Square, VVS-VS
6 x 6 mm (calibrated)
$ 17.89
1.09ct Medium Dark-Pink Ruby, Oval, VS
7 x 5 mm (calibrated)
$ 117.72
2.14ctw Deep Red Pyrope Garnet, Marquise, VVS-VS
10.1 x 5 mm
$ 22.60
1.04ct Plum Purple Spinel, Cushion, VS
6 x 5 mm
$ 124.80
1.06ct Warm Forest Green Sphene, Oval, Transparent
6.6 x 5.6 mm
$ 6.36
2.12ctw Salmon Pink Morganite, Oval, VS
8 x 6 mm (calibrated)
$ 111.94
1.01ct Medium-Dark Orange Hessonite Garnet, Cushion, SI
5 x 5 mm (calibrated)
$ 24.00
1.05ct Medium Dark-Purple Spinel, Cushion, VVS-VS
6.3 x 5.3 mm
$ 189.00
1.07ct Dark Green Tourmaline, Emerald Cut, VVS-VS
15.2 x 3.2 mm
$ 42.37
1.00ct Light Yellow Color-Change Diaspore, Pear Shape, VS-SI
6.4 x 4.8 mm
$ 62.95
1.02ct Light Green Emerald, Emerald Cut, SI
6.9 x 5.2 mm
$ 255.00
1.00ct Golden Citrine, Heart, VS
7 x 7 mm (calibrated)
$ 9.24
4.23ctw Yellowish Green Peridot, Square, VVS-VS
6 x 6 mm (calibrated)
$ 89.17
4.15ctw Light Lively Green Peridot, Oval, VS
7.8 x 5.7 mm
$ 54.78
4.05ctw Deep Red Pyrope Garnet, Marquise, VVS-VS
9.9 x 5 mm
$ 42.77
1.05ct Light Yellow Color-Change Diaspore, Pear Shape, VS
6.9 x 5.6 mm
$ 66.20
2.13ctw Sky Blue Topaz, Oval, VVS-VS
7.2 x 5.3 mm
$ 16.87
1.04ct Medium Golden Sapphire, Oval, VS-SI
7 x 5 mm (calibrated)
$ 52.79
1.05ct Deep Green Tourmaline, Emerald Cut, VVS
9.8 x 4.3 mm
$ 31.50
1.02ct Very Light Grey Sillimanite Cat's Eye, Oval, Transparent
7.4 x 5.1 mm
$ 4.04
1.01ct Greenish Yellow Chrysoberyl, Oval, VVS
7 x 5 mm (calibrated)
$ 140.95
4.08ctw Clear White Sillimanite Cat's Eye, Oval, Translucent
7 x 5 mm (calibrated)
$ 19.50
1.07ct Forest Green Tourmaline, Emerald Cut, VS
19.2 x 2.6 mm
$ 35.32
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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 -> 9 
Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly
Overall Rating -> 10 
Great experience. I can't wait to explore on the website further.
Overall Rating -> 10
A pleasant experience and many choices to choose from
Overall Rating -> 10
Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones
Overall Rating -> 10
It was easy to navigate
Overall Rating -> 10
Easy and good price
