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 |
3.06ct Violet Amethyst, Briolette, VS
9.4 x 7.8 mm
$ 13.40
3.23ct Green Agate, Flower Cut, Translucent
17.3 x 8.8 mm
$ 8.86
3.48ct Red Almandine Garnet, Pear Shape, VS
12 x 8 mm (calibrated)
$ 28.88
3.27ct Yellow Rutile Quartz, Oval, Transparent
12 x 8 mm (calibrated)
$ 8.96
3.12ct Yellow Citrine, Oval, VVS
11.5 x 9.2 mm
$ 18.91
3.28ct Pink Rose Quartz, Emerald Cut, Transparent
9 x 9 mm (calibrated)
$ 17.97
3.04ct Multicolor Black Opal, Pear Shape, Opaque
15.3 x 7.2 mm
$ 88.56
3.30ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 23.01
3.22ct Yellow Rutile Topaz, Pear Shape, Transparent
11.4 x 8 mm
$ 66.82
3.14ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 24.09
3.08ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 23.09
3.38ct Red Ruby, Fancy, Opaque
16 x 8.2 mm
$ 67.33
3.41ct Yellow Sphene, Oval, Translucent
10 x 8 mm (calibrated)
$ 22.42
3.09ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 20.31
3.08ct Orange Andesine Labradorite, Oval, Transparent/Translucent
10 x 8 mm (calibrated)
$ 40.50
3.40ct Yellow Andesine Labradorite, Cushion, Transparent
9.4 x 9.2 mm
$ 74.50
3.27ct Violet Amethyst, Pear Shape, VVS
14 x 9 mm (calibrated)
$ 22.80
3.07ct Green Chrysoprase, Oval, Translucent
10 x 8 mm (calibrated)
$ 25.48
3.31ct Multicolor Ruby In Fuchsite, Marquise, Translucent
19.3 x 8.3 mm
$ 24.77
3.16ct Yellow Quartz, Flower Cut, Transparent
10 x 10 mm (calibrated)
$ 10.39
3.35ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 25.13
3.14ct Yellow Citrine, Oval, VVS
11 x 9 mm (calibrated)
$ 21.90
3.25ct Multicolor Opal Triplet, Fancy, Opaque
15.7 x 9.1 mm
$ 80.93
3.00ct White Rainbow Moonstone, Oval, Transparent
11 x 9 mm (calibrated)
$ 98.64
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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 
Love how easy the site is to use. Really love that the pictures are of actual product.
Overall Rating -> 10
Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.
Overall Rating -> 8 
It was fine
Overall Rating -> 10
Always get a nice gemstone. Just like the picture. Never disappointed
Overall Rating -> 9 
Plan on purchasing on an ongoing basis. So far.....so good....
Overall Rating -> 10
the selection is good as are the prices
