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 |
3.14ct Blue Topaz, Marquise, VVS
15.1 x 7.1 mm
$ 24.09
3.22ct Blue Topaz, Marquise, VS
15 x 7 mm
$ 20.58
3.30ct Red Almandine Garnet, Pear Shape, VVS-VS
12 x 8 mm (calibrated)
$ 27.39
3.03ct Orange Sunstone, Oval, Transparent
11 x 9 mm (calibrated)
$ 42.25
3.47ct Yellow Quartz, Flower Cut, Transparent
11 x 11 mm (calibrated)
$ 13.31
3.40ct Yellow Sphene, Oval, Transparent
11.8 x 6.8 mm
$ 225.76
3.32ct Blue Zircon, Round, VVS-VS
7.5 mm (calibrated)
$ 360.10
3.30ct Multicolor Labradorite, Marquise, Translucent
14 x 7 mm (calibrated)
$ 7.30
3.30ct Green Agate, Flower Cut, Translucent
18.6 x 8.8 mm
$ 9.05
3.48ct Green Chrysoprase, Pear Shape, Translucent
14 x 9 mm (calibrated)
$ 28.88
3.44ct Yellow Citrine, Oval, VS
12 x 10 mm (calibrated)
$ 18.84
3.40ct Yellow Citrine, Cushion, Transparent
10 x 10 mm (calibrated)
$ 26.08
3.02ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 21.06
3.22ct Blue Sapphire, Emerald Cut, VS
11.2 x 7.2 mm
$ 1,603.56
3.17ct Yellow Citrine, Oval, VVS-VS
12 x 8 mm (calibrated)
$ 24.31
3.36ct Green Prehnite, Oval, Transparent/Translucent
9.4 x 8.4 mm
$ 9.94
3.06ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 20.12
3.38ct Bi-Color Ametrine, Emerald Cut, VS
10 x 8 mm (calibrated)
$ 35.46
3.17ct Yellow Citrine, Oval, VVS
12.3 x 8.4 mm
$ 24.31
3.27ct Multicolor Opal, Cushion, Transparent
15.7 x 7.3 mm
$ 82.20
3.48ct White Rutile Quartz, Oval, Transparent
10 x 8 mm (calibrated)
$ 9.53
3.30ct Multicolor Mystic Quartz, Round, VVS
12 mm (calibrated)
$ 19.72
3.17ct Red Almandine Garnet, Oval, VVS-VS
10 x 8 mm (calibrated)
$ 110.51
3.30ct Yellow Citrine, Square, VVS-VS
9 x 9 mm (calibrated)
$ 25.31
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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 
Always get a nice gemstone. Just like the picture. Never disappointed
Overall Rating -> 10
Very good
Overall Rating -> 10
I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.
Overall Rating -> 9 
It was fine . Wish there had been more round stones to select from
Overall Rating -> 10
The website was very easy to use.
Overall Rating -> 9
If you have motion picture, then I will be more satisfied with.
