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Home Gemstones Gemstones By Weight 3 ct Gemstones

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
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3.17ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 13.89

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3.20ct Pink Tourmaline, Emerald Cut, VS-SI

10.9 x 6.2 mm

$ 157.77

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3.48ct Multicolor Opal, Pear Shape, Translucent

18.4 x 9.8 mm

$ 87.80

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3.48ct Blue Aquamarine, Pear Shape, Translucent

13 x 9 mm (calibrated)

$ 72.21

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3.38ct Green Prehnite, Oval, Transparent/Translucent

9.6 x 8.3 mm

$ 10.00

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3.36ct Pink Strawberry Quartz, Oval, Translucent

10 x 8 mm (calibrated)

$ 25.76

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3.45ct Orange Spessartite Garnet, Oval, Transparent

9.1 x 8 mm

$ 85.91

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3.13ct Violet Amethyst, Pear Shape, VS

13 x 9 mm (calibrated)

$ 24.00

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3.09ct Pink Spinel, Cushion, VVS-VS

9 x 7.3 mm

$ 7,437.63

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3.06ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 22.92

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3.01ct Red Zircon, Oval, VVS-VS

8.9 x 6.7 mm

$ 154.04

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3.49ct Orange Sunstone, Oval, Transparent

11 x 9 mm (calibrated)

$ 21.00

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3.26ct Black Star Sapphire, Oval, Opaque

9.7 x 7.6 mm

$ 58.45

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3.33ct Yellow Sphene, Oval, Transparent

9.3 x 7.7 mm

$ 18.24

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3.49ct White Topaz, Oval, VVS

10 x 8 mm (calibrated)

$ 24.34

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3.27ct Yellow Beryl, Oval, VVS

11 x 9 mm (calibrated)

$ 71.65

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3.13ct Multicolor Opal, Oval, Transparent

14 x 10 mm (calibrated)

$ 78.72

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3.33ct Yellow Rutile Topaz, Pear Shape, Transparent

13.9 x 7.3 mm

$ 69.10

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3.30ct Yellow Apatite, Pear Shape, VS-SI

14.2 x 8 mm

$ 108.46

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3.05ct Multicolor Opal, Marquise, Translucent

20.8 x 8.2 mm

$ 67.38

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3.17ct Yellow Citrine, Oval, VVS

11 x 9 mm (calibrated)

$ 25.26

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3.32ct Blue Topaz, Square, VVS

8 x 8 mm (calibrated)

$ 25.79

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3.27ct Green Tourmaline, Emerald Cut, VS

25.5 x 3.9 mm

$ 107.48

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3.02ct Red Almandine Garnet, Pear Shape, VVS

12 x 8 mm (calibrated)

$ 112.80

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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

The website has a good selection, the interface is very intuitive.

Posted By PhoenixFeatherJewelry in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I had a very easy time navigating the web page and using filters to find what I was looking for. The varied selection was nice to see and pricing is clear and fair.

Posted By Mattick in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love how easy the site is to use. Really love that the pictures are of actual product.

Posted By LeAnn in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate
Enlarged Gemstone Image