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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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White 1 ct Gemstones
Yellow 1 ct Gemstones
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1.09ct Multicolor Opal, Oval, Transparent

10 x 7 mm (calibrated)

$ 33.13

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1.08ct Light Yellow Morganite, Oval, VS

8 x 6 mm (calibrated)

$ 71.28

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1.02ct Light Golden Morganite, Oval, VVS-VS

8 x 6 mm (calibrated)

$ 67.32

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1.09ct Dark Red Spinel, Cushion, VS

6.5 mm (calibrated)

$ 141.70

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1.08ct Lively Yellowish Green Sphene, Oval, VS-SI

6.7 x 5.6 mm

$ 78.41

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1.08ct Reddish Pink Ruby, Oval, VS-SI

7 x 5 mm (calibrated)

$ 997.92

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1.99ctw Medium Gold Citrine, Square, VVS-VS

6 x 6 mm (calibrated)

$ 18.38

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1.06ct Medium Dark-Orange Hessonite Garnet, Emerald Cut, VVS

7 x 5 mm (calibrated)

$ 19.00

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1.05ct Light Green Emerald, Round, Translucent

6 mm (calibrated)

$ 100.80

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1.06ct Very Light Grey Sillimanite Cat's Eye, Oval, Transparent

7.6 x 5.4 mm

$ 4.03

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4.04ctw Deep Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 106.66

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1.08ct Fire Orange Sphalerite, Square, SI

5 x 5 mm (calibrated)

$ 77.76

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1.00ct Medium Dark-Orange Zircon, Oval, VS

6 x 4.8 mm

$ 30.00

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2.15ctw Medium Pink Morganite, Oval, VS

8 x 6 mm (calibrated)

$ 141.90

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1.05ct Pinkish Purple Tourmaline, Oval, VS

8 x 6 mm (calibrated)

$ 189.00

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1.03ct Light Yellow Color-Change Diaspore, Cushion, VVS

6.3 x 5.1 mm

$ 51.26

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1.07ct Medium Violet-Pink Amethyst, Marquise, VS

10 x 5 mm (calibrated)

$ 8.56

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1.04ct Bluish White Rainbow Moonstone, Oval, Transparent

7 x 6 mm

$ 24.55

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2.12ctw White Zircon, Round, VS

6 mm (calibrated)

$ 40.36

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1.03ct Light Pink Tourmaline, Round, Transparent

6.5 mm (calibrated)

$ 20.57

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1.00ct Earth Orange Sphalerite, Round, SI-I1

6 mm (calibrated)

$ 60.00

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2.13ctw White Zircon, Oval, VVS-VS

7 x 5 mm (calibrated)

$ 15.23

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2.14ctw Bluish White Rainbow Moonstone, Oval, Translucent

7.1 x 6.2 mm

$ 50.51

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1.04ct Very Light Grape Purple Spinel, Cushion, VVS

6.5 x 4.9 mm

$ 90.08

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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 -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
Source: Bizrate
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