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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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Black 1 ct Gemstones
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White 1 ct Gemstones
Yellow 1 ct Gemstones
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Pairs
Lots
Faceted
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1.00ct Brown Tiger's Eye, Pear Shape, Opaque

6.4 x 5.9 mm

$ 1.56

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1.07ct Yellow Chrysoberyl, Oval, VVS

7 x 5 mm (calibrated)

$ 149.17

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1.07ct Orange Carnelian, Oval, Translucent

7.5 x 5.7 mm

$ 4.71

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1.01ct Yellow Color-Change Diaspore, Square, VVS-VS

5.7 x 5.7 mm

$ 54.70

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2.11ctw Orange Sunstone, Oval, Translucent

8 x 6 mm (calibrated)

$ 17.72

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2.11ctw White Zircon, Oval, VVS-VS

7 x 5 mm (calibrated)

$ 15.07

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4.08ctw Blue Topaz, Oval, VVS-VS

7 x 5 mm (calibrated)

$ 26.98

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2.07ctw Pink Strawberry Quartz, Oval, Translucent

7.7 x 5.9 mm

$ 31.54

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4.19ctw White Zircon, Oval, VVS-VS

7 x 5 mm (calibrated)

$ 29.98

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1.06ct Green Tourmaline, Round, Transparent

6 mm (calibrated)

$ 21.17

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2.17ctw Yellow Citrine, Square, VVS-VS

6 x 6 mm (calibrated)

$ 18.06

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1.00ct Red Ruby, Emerald Cut, VS

6.1 x 4.2 mm

$ 108.00

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1.00ct Pink Tourmaline, Round, Transparent

6 mm (calibrated)

$ 19.97

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2.08ctw Yellow Citrine, Marquise, VS

9.2 x 5 mm

$ 13.73

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2.18ctw White Rainbow Moonstone, Oval, Transparent

7.2 x 6 mm

$ 86.35

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1.08ct Yellow Sapphire, Marquise, VVS-VS

10.2 x 5.1 mm

$ 154.24

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1.01ct Yellow Color-Change Diaspore, Emerald Cut, VS

6.7 x 4.7 mm

$ 63.59

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4.05ctw Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 96.23

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1.01ct Pink Morganite, Round, VS

7 mm (calibrated)

$ 47.27

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1.01ct Yellow Morganite, Oval, VS

8 x 6 mm (calibrated)

$ 73.33

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1.05ct Green Emerald, Round, Translucent

6 mm (calibrated)

$ 100.80

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1.00ct Green Tourmaline, Oval, VVS-VS

6.7 x 5.3 mm

$ 63.36

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1.04ct Green Emerald, Oval, Translucent

6.8 x 5.9 mm

$ 87.36

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1.00ct Yellow Color-Change Diaspore, Emerald Cut, VVS-VS

6.8 x 4.6 mm

$ 36.96

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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

Fast and reliable service.

Posted By Zæck in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very neat and to the point

Posted By Botha in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
Source: Bizrate
Enlarged Gemstone Image