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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
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
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3.08ct Pink Morganite, Pear Shape, Transparent

12 x 8 mm (calibrated)

$ 33.75

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3.24ct Multicolor Sapphire, Oval, VS

9 x 7 mm (calibrated)

$ 806.76

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3.12ct Brown Tiger'S Eye, Oval, Opaque

10 x 8 mm (calibrated)

$ 3.10

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3.36ct Pink Morganite, Round, Translucent

9 mm (calibrated)

$ 36.45

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3.28ct Green Tourmaline, Emerald Cut, VVS-VS

22.8 x 4.2 mm

$ 150.94

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3.09ct Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 26.74

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3.20ct Yellow Sphene, Oval, Translucent

8.6 x 7.5 mm

$ 21.03

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3.23ct Yellow Rutile Topaz, Pear Shape, Transparent

12.5 x 8.2 mm

$ 67.02

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3.14ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 21.90

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3.05ct White Topaz, Round, VS

8.5 mm (calibrated)

$ 18.23

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3.37ct Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 6.71

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3.31ct Bi-Color Ametrine, Emerald Cut, VVS-VS

10 x 8 mm (calibrated)

$ 34.73

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3.17ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 24.31

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3.32ct Green Druzy Variscite, Fancy, Opaque

21 x 9.8 mm

$ 3.40

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3.43ct Brown Tiger'S Eye, Pear Shape, Opaque

10 x 10 mm (calibrated)

$ 4.44

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3.13ct Green Agate, Flower Cut, Translucent

18.7 x 9.2 mm

$ 8.57

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3.00ct Red Andesine Labradorite, Oval, Transparent/Translucent

10 x 8 mm (calibrated)

$ 39.44

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3.01ct Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 23.99

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3.40ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 21.23

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3.18ct White Moonstone, Round, Translucent

9 mm (calibrated)

$ 8.72

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3.07ct Multicolor Opal Triplet, Fancy, Opaque

15.3 x 8.8 mm

$ 76.44

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3.13ct Pink Strawberry Quartz, Oval, Transparent

11 x 9 mm (calibrated)

$ 23.47

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3.43ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 18.79

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3.10ct Green Tourmaline, Emerald Cut, VS

25.9 x 3.7 mm

$ 138.94

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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

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Maneuvering through the website was easy and enjoyable. I have ordered from GemSelect before and that experience was also pleasant.

Posted By Willow in August, 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

I could see the actual gem I was buying

Posted By Bugs in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great! Affordable

Posted By Spinellope in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!

Posted By Orphanboy in December, 2025
Source: Bizrate
Enlarged Gemstone Image