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 |
3.23ct Red Ruby, Pear Shape, VS
10 x 8 mm (calibrated)
$ 305.62
3.08ct Orange Pyrope Garnet, Fancy, Translucent
13.7 x 8.1 mm
$ 7.73
3.41ct Yellow Citrine, Emerald Cut, VVS
14.1 x 7 mm
$ 23.77
3.33ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 14.59
3.44ct Green Tourmaline, Emerald Cut, VVS-VS
18.6 x 4.7 mm
$ 94.22
3.34ct Multicolor Tourmaline, Fancy, Transparent
13.7 x 7.7 mm
$ 100.20
3.20ct Red Almandine Garnet, Pear Shape, VVS-VS
12 x 8 mm (calibrated)
$ 26.56
3.06ct Violet Amethyst, Trillion, VVS
10 x 10 mm (calibrated)
$ 21.33
3.01ct Green Agate, Oval, Translucent
8.6 x 8.1 mm
$ 4.94
3.15ct White Topaz, Round, VS
8.5 mm (calibrated)
$ 20.71
3.30ct Red Almandine Garnet, Pear Shape, VS
12 x 8 mm (calibrated)
$ 27.39
3.23ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 22.52
3.18ct Multicolor Labradorite, Baguette, Translucent
9 x 7 mm (calibrated)
$ 6.97
3.47ct Yellow Citrine, Oval, VVS-VS
12 x 10 mm (calibrated)
$ 27.65
3.23ct Brown Cat'S Eye Apatite, Oval, Translucent
9 x 7 mm (calibrated)
$ 35.39
3.16ct Black Star Sapphire, Oval, Opaque
9.5 x 6.9 mm
$ 56.66
3.29ct Green Prehnite, Oval, Transparent/Translucent
9.4 x 8.3 mm
$ 25.23
3.05ct Yellow Rutile Quartz, Pear Shape, Transparent
10 x 7 mm (calibrated)
$ 8.22
3.38ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 25.35
3.27ct Brown Tiger'S Eye, Oval, Opaque
10.8 x 8.6 mm
$ 3.25
3.00ct Multicolor Ruby In Fuchsite, Marquise, Translucent
18.7 x 7.2 mm
$ 22.15
3.20ct Pink Tourmaline, Emerald Cut, SI
12.6 x 6.1 mm
$ 241.91
3.26ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 22.73
3.08ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 24.54
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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 
Easy to use website
Overall Rating -> 10
The website has a good selection, the interface is very intuitive.
Overall Rating -> 10
the selection is good as are the prices
Overall Rating -> 10
The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.
Overall Rating -> 10
I had a very easy time navigating the web page and using filters to find what I was looking for. The varied selection was nice to see and pricing is clear and fair.
Overall Rating -> 9 
Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly
