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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
Gray
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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3.45ct Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 35.98

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3.11ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 26.12

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3.20ct Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 30.72

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3.47ct Pink Strawberry Quartz, Oval, Transparent

11 x 9 mm (calibrated)

$ 31.36

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3.06ct Yellow Citrine, Pear Shape, VVS-VS

12.4 x 8.8 mm

$ 28.27

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3.42ct Red Ruby, Oval, VS

10 x 7.7 mm

$ 205.20

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3.26ct Purple Kunzite, Emerald Cut, VVS-VS

7.5 x 7.1 mm

$ 97.80

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3.22ct Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 7.73

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3.04ct Brown Tiger'S Eye, Oval, Opaque

10.4 x 8.4 mm

$ 3.65

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3.33ct Yellow Citrine, Oval, VS

11 x 9 mm (calibrated)

$ 27.97

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3.39ct Yellow Citrine, Baguette, VS

11.9 x 6.1 mm

$ 31.32

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3.12ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 28.82

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3.28ct Yellow Citrine, Oval, VVS

11 x 9 mm (calibrated)

$ 27.55

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3.17ct Orange Sunstone, Round, Translucent

9 mm (calibrated)

$ 22.60

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3.05ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 20.14

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3.29ct Yellow Agate, Oval, Translucent

11 x 9 mm (calibrated)

$ 5.93

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3.20ct White Zircon, Oval, VVS

9 x 6.4 mm

$ 91.10

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3.06ct Yellow Rutile Topaz, Heart, Transparent

9.8 x 9 mm

$ 76.50

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3.09ct Green Agate, Flower Cut, Translucent

17.4 x 8.9 mm

$ 10.20

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3.16ct Multicolor Opal Triplet, Fancy, Opaque

15.5 x 9 mm

$ 94.80

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3.02ct Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 28.99

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3.20ct Violet Amethyst, Marquise, VVS-VS

15 x 7 mm

$ 26.88

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3.32ct Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 7.97

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3.39ct Yellow Citrine, Oval, VVS

12 x 10 mm (calibrated)

$ 32.54

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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

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

Posted By Tim in January, 2026
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

overall great

Posted By SR in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate
Enlarged Gemstone Image