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 |
3.43ct White Topaz, Round, VVS-VS
9.5 mm (calibrated)
$ 31.69
3.36ct Pink Tourmaline, Emerald Cut, SI
9.5 x 7.4 mm
$ 166.32
3.38ct Violet Amethyst, Pear Shape, VS
13 x 9 mm (calibrated)
$ 31.24
3.12ct Turquoise Fluorite, Oval, Transparent
10.2 x 6.3 mm
$ 15.47
3.35ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 30.28
3.33ct Yellow Apatite, Emerald Cut, VS
9 x 9 mm (calibrated)
$ 206.59
3.13ct Pink Andesine Labradorite, Cushion, Transparent
10.4 x 8.4 mm
$ 46.95
3.20ct Pink Tourmaline, Emerald Cut, SI
12.6 x 6.1 mm
$ 291.46
3.05ct Purple Ruby, Fancy, Opaque
13.7 x 9.6 mm
$ 73.20
3.34ct Yellow Citrine, Flower Cut, Transparent
10.1 x 9.4 mm
$ 30.86
3.26ct Green Chrysoprase, Round, Translucent
8.5 mm (calibrated)
$ 32.60
3.29ct Blue Topaz, Marquise, VVS
14.6 x 6.9 mm
$ 30.40
3.09ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 27.92
3.38ct Multicolor Black Opal, Cushion, Opaque
13.9 x 7.9 mm
$ 121.68
3.10ct Green Malachite, Oval, Opaque
8.6 x 6.6 mm
$ 4.09
3.02ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.37
3.02ct White Moonstone, Oval, Translucent
10 x 8 mm (calibrated)
$ 31.90
3.06ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 27.62
3.49ct Multicolor Opal Triplet, Fancy, Opaque
17.3 x 8.8 mm
$ 104.70
3.44ct Red Zircon, Oval, VVS-VS
9.4 x 7.6 mm
$ 217.96
3.24ct Green Agate, Fancy, Translucent
15.2 x 8.5 mm
$ 9.72
3.41ct Pink Tourmaline, Emerald Cut, SI
9 x 7 mm (calibrated)
$ 153.45
3.28ct White Topaz, Oval, VS
10 x 8 mm (calibrated)
$ 21.65
3.03ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 25.45
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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 -> 10 
Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones
Overall Rating -> 10
Great prices!!! High quality gemstones.
Overall Rating -> 10
Easy to use. No issues. Large selection of gems.
Overall Rating -> 9 
The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.
Overall Rating -> 9
Plan on purchasing on an ongoing basis. So far.....so good....
Overall Rating -> 10
Good, hope gem quality is good and genuine
