3 Carat Loose Gemstones
Browse our selection of natural 3 carat gemstones, perfect for fine jewelry and investment pieces.
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Bi-color 3 ct Gemstones
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Black 3 ct Gemstones
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Blue 3 ct Gemstones
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Brown 3 ct Gemstones
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Golden 3 ct Gemstones
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Gray
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Green 3 ct Gemstones
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Multicolor 3 ct Gemstones
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Orange 3 ct Gemstones
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Pink 3 ct Gemstones
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Purple 3 ct Gemstones
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Red 3 ct Gemstones
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Turquoise 3 ct Gemstones
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Violet 3 ct Gemstones
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White 3 ct Gemstones
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Yellow 3 ct Gemstones
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
3.37ct Multicolor Opal, Oval, Opaque
12 x 10 mm (calibrated)
$ 100.70
3.03ct Purple Cat'S Eye Tourmaline, Cushion, Translucent
10.3 x 6.6 mm
$ 452.68
3.47ct Blue Topaz, Flower Cut, Transparent
9.4 x 9.4 mm
$ 37.86
3.37ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 25.28
3.45ct Yellow Citrine, Square, VVS-VS
9 x 9 mm (calibrated)
$ 26.46
3.05ct Yellow Citrine, Oval, VVS-VS
11.3 x 8.3 mm
$ 23.40
3.22ct Multicolor Opal Triplet, Fancy, Opaque
15.2 x 8.8 mm
$ 80.18
3.02ct Brown Diamond, Cushion, VS-SI
8 x 8 mm (calibrated)
$ 4,632.20
3.10ct Pink Tourmaline, Emerald Cut, VS
8 x 8 mm (calibrated)
$ 138.94
3.23ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 22.52
3.03ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 16.60
3.21ct Red Andesine Labradorite, Cushion, Transparent
10.1 x 9.4 mm
$ 39.96
3.39ct Green Agate, Fancy, Transparent
17.3 x 9.3 mm
$ 9.30
3.00ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 20.92
3.25ct Orange Zircon, Oval, VVS
9.5 x 6.6 mm
$ 242.78
3.48ct Yellow Rutile Topaz, Pear Shape, Transparent
13.8 x 7.5 mm
$ 72.21
3.08ct White Topaz, Round, VS
9 mm (calibrated)
$ 23.62
3.08ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 21.47
3.34ct Multicolor Opal Triplet, Fancy, Opaque
15.3 x 9 mm
$ 83.17
3.08ct Pink Rose Quartz, Emerald Cut, Transparent
9 x 9 mm (calibrated)
$ 16.87
3.49ct Yellow Citrine, Briolette, VVS
12.6 x 6.9 mm
$ 19.53
3.06ct Violet Amethyst, Trillion, VVS
10 x 10 mm (calibrated)
$ 21.33
3.43ct Yellow Citrine, Square, VVS-VS
8.7 x 8.6 mm
$ 26.30
3.01ct Pink Morganite, Trillion, Transparent
10 x 10 mm (calibrated)
$ 32.98
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Why Buy 3 Ct Gemstones from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
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.
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 -> 8 
The website was easy to use and there were a lot of good options, I was satisfied.
Overall Rating -> 10 
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.
Overall Rating -> 10
My current project is something BLUE . Opal earrings with matching tennis bracelet for her wedding. The opals and sixty two sapphires VVS & VS are AMAZINGLY BEAUTIFUL. The private jewelers were impressed by the clarity and inclusion free of the sapphires . I want to say thank you for the High quality sapphires that I purchased for my daughtera's wedding.
Overall Rating -> 10
Very neat and to the point
Overall Rating -> 8
Good prices
Overall Rating -> 10
Always get a nice gemstone. Just like the picture. Never disappointed
