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1 Carat Gemstones

Browse our selection of natural 1 carat gemstones, ideal for elegant jewelry designs and collectors seeking perfectly balanced gem sizes.

1 ct Gemstones Weight
1 ct Gemstones Size
1 ct Gemstones Clarity
1 ct Gemstones Price
1 ct Gemstones Treatment

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1.06ct Medium Golden Citrine, Trillion, VS

7 x 7 mm (calibrated)

$ 7.97

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1.02ct Light Red Ruby, Round, VS

5.5 mm (calibrated)

$ 91.80

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1.00ct Light Red Ruby, Round, VS

5.5 mm (calibrated)

$ 108.00

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1.07ct Lively Green Sphene, Oval, VS

8 x 5 mm (calibrated)

$ 60.73

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1.08ct Medium-Light Orange-Gold Citrine, Trillion, VVS-VS

7 x 7 mm (calibrated)

$ 9.98

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1.07ct Dark Red Spinel, Cushion, VS

6.7 x 5.6 mm

$ 96.30

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2.07ctw Light Navy Blue Kyanite, Oval, SI

7 x 5 mm (calibrated)

$ 51.91

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1.05ct Lime Green Chrysoberyl, Pear Shape, VVS

7.7 x 5.5 mm

$ 147.43

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2.11ctw White Sillimanite Cat's Eye, Oval, Transparent

7 x 5 mm (calibrated)

$ 8.03

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1.09ct Light Golden Morganite, Oval, VVS-VS

8 x 6 mm (calibrated)

$ 71.94

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2.01ctw Cantaloupe Orange Moonstone, Pear Shape, Transparent

9 x 6 mm (calibrated)

$ 4.82

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1.09ct Very Light Yellow Color-Change Diaspore, Cushion, VS-SI

7 x 5 mm (calibrated)

$ 43.16

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1.00ct Medium Purple Spinel, Oval, VS

7.4 x 5.6 mm

$ 84.90

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2.08ctw Light Yellow Morganite, Oval, VVS

8 x 6 mm (calibrated)

$ 149.76

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1.07ct Deep Brownish Orange Zircon, Oval, VVS-VS

6 x 4.8 mm

$ 32.10

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1.08ct Medium Dark-Orange Hessonite Garnet, Oval, VVS-VS

7.4 x 6 mm

$ 19.88

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1.08ct Deep Red Ruby, Oval, VS-SI

7 x 5 mm (calibrated)

$ 955.18

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4.22ctw Sky Blue Topaz, Oval, VVS-VS

7 x 5 mm (calibrated)

$ 27.90

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1.04ct Hot Pink Ruby, Oval, VS

7 x 5 mm (calibrated)

$ 112.32

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4.05ctw Deep Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 96.23

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1.07ct Dark Green Chrome Diopside, Marquise, VS-SI

9.7 x 4.7 mm

$ 32.10

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1.04ct Light Yellow Color-Change Diaspore, Oval, VVS-VS

8.2 x 4.5 mm

$ 59.60

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1.04ct Hickory Brown Color-Change Garnet, Oval, VVS

6.5 x 4.7 mm

$ 100.10

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1.07ct Orange Brown Hessonite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 22.51

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Why Buy 1 Ct Gemstones from GemSelect?

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.

Loose 1 Carat Gemstones for Jewelry and Collectors

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 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far So good

Posted By VH-1 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate
Enlarged Gemstone Image