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3 Carat Loose Gemstones

Browse our selection of natural 3 carat gemstones, perfect for fine jewelry and investment pieces.

3 ct Gemstones Weight
3 ct Gemstones Size
3 ct Gemstones Clarity
3 ct Gemstones Price
3 ct Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color 3 ct Gemstones
Black 3 ct Gemstones
Blue 3 ct Gemstones
Brown 3 ct Gemstones
Golden 3 ct Gemstones
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Green 3 ct Gemstones
Multicolor 3 ct Gemstones
Orange 3 ct Gemstones
Pink 3 ct Gemstones
Purple 3 ct Gemstones
Red 3 ct Gemstones
Turquoise 3 ct Gemstones
Violet 3 ct Gemstones
White 3 ct Gemstones
Yellow 3 ct Gemstones
Single
Pairs
Lots
Faceted
Cabochons
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3.23ct Brown Cat'S Eye Apatite, Oval, Translucent

9 x 7 mm (calibrated)

$ 42.64

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3.06ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 28.27

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3.30ct Green Chrysoprase, Oval, Opaque

9.6 x 8.4 mm

$ 49.50

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3.46ct White Topaz, Oval, Transparent

10 x 8 mm (calibrated)

$ 22.84

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3.06ct Violet Amethyst, Trillion, VVS

10 x 10 mm (calibrated)

$ 25.70

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3.28ct Yellow Citrine, Oval, VVS

11 x 9 mm (calibrated)

$ 27.55

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3.02ct Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 23.92

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3.03ct Violet Amethyst, Trillion, VVS

10 x 10 mm (calibrated)

$ 25.45

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3.16ct Black Star Sapphire, Oval, Opaque

9.5 x 6.9 mm

$ 68.26

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3.20ct Brown Cat'S Eye Scapolite, Oval, Translucent

10.6 x 8.5 mm

$ 21.12

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3.42ct Yellow Citrine, Oval, VVS

13.1 x 7.2 mm

$ 31.60

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3.01ct Multicolor Opal Triplet, Oval, Opaque

12 x 10 mm (calibrated)

$ 90.30

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3.06ct Violet Amethyst, Briolette, VS

9.4 x 7.8 mm

$ 16.15

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3.30ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 27.72

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3.14ct Yellow Citrine, Square, VS

9 x 9 mm (calibrated)

$ 29.02

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3.35ct Multicolor Labradorite, Pear Shape, Translucent

13 x 9 mm (calibrated)

$ 8.93

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3.49ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 26.26

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3.01ct Yellow Sphene, Oval, Transparent

9.7 x 7.7 mm

$ 18.06

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3.26ct Orange Pyrope Garnet, Fancy, Translucent

14.2 x 8 mm

$ 9.86

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3.27ct Multicolor Labradorite, Marquise, Translucent

13.9 x 6.7 mm

$ 8.71

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3.27ct Yellow Beryl, Oval, VVS

11 x 9 mm (calibrated)

$ 86.33

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3.43ct Yellow Rutile Topaz, Marquise, Transparent

15 x 7 mm

$ 85.75

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3.43ct Multicolor Mystic Quartz, Round, VVS

10 mm (calibrated)

$ 24.70

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3.23ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 29.84

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Why Buy 3 Ct Gemstones from GemSelect?

Natural 3 Carat Gemstones

Our 3 carat gemstones are 100% natural and carefully selected for quality, color, and clarity, making them ideal for standout jewelry designs.

3 Carat Loose Gemstones for Sale

Explore a wide range of 3 carat loose gemstones available in popular varieties such as sapphire, ruby, tourmaline, and more, all ready for custom settings.

3 Carat Loose Gemstones for Jewelry

Best Uses for 3 Carat Gems

3 carat gems are ideal for statement rings, pendants, and high-end jewelry pieces, offering a noticeable size without becoming impractical for daily wear.

Faceted and Cabochon Options

Choose from faceted 3ct gemstones for brilliance and sparkle or cabochon cuts for smooth surfaces and unique visual appeal.

Color Variety in 3 Carat Stones

Our collection includes gemstones in a wide spectrum of colors, from vivid blues and reds to soft pastels and rare color-change varieties.

Calibrated 3 Carat Gemstones

Find calibrated stones that fit standard jewelry settings, helping jewelers and designers save time while ensuring precise results.

Investment-Grade Gemstones

Many 3 carat gemstones offer excellent value for collectors, combining desirable size with quality characteristics that can appreciate over time.

Wholesale 3 Carat Gemstones

We offer competitive pricing on bulk purchases of 3ct gemstones, ideal for jewelers, designers, and resellers seeking consistent supply.

Learn more about gemstone properties, grading, and selection on our Gemstone Information Page.

FAQs

Is a 3 carat gemstone considered large?

Yes, a 3 carat gemstone is considered a medium-to-large size, making it ideal for statement jewelry while still being wearable daily.

Which gemstones look best at 3 carats?

Sapphires, rubies, aquamarines, and tourmalines are popular choices, as their color and clarity are well showcased at 3 carats.

Are all 3 carat gemstones the same size?

No, size varies depending on the gemstone type and density. Two stones with the same carat weight can have different dimensions.

Are your 3 carat gemstones natural?

Yes, all gemstones are natural, with any treatments clearly disclosed to ensure full transparency.

Can I use a 3 carat gemstone for an engagement ring?

Absolutely, 3 carat gemstones are a popular choice for engagement rings, offering impressive size and visual impact.

Do you offer calibrated 3ct gemstones?

Yes, we stock calibrated sizes suitable for standard jewelry settings, making them easy to mount.

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

Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.

Posted By Beman in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I liked the selection of gems, and price. I did not like your PayPal process. I already have a PP account and you want me to sign up for another.

Posted By CLTCJH in May, 2026
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

I was able to find what I wanted very easily!

Posted By Lenny in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Was a good experience.

Posted By Tim in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate
Enlarged Gemstone Image