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 |
3.17ct White Zircon, Oval, VS
9.4 x 6.6 mm
$ 75.22
3.09ct Brown Tiger'S Eye, Oval, Opaque
10 x 8 mm (calibrated)
$ 3.71
3.08ct Brown Cat'S Eye Scapolite, Round, Translucent
9 mm (calibrated)
$ 20.33
3.10ct Pink Tourmaline, Emerald Cut, VS
8 x 8 mm (calibrated)
$ 167.40
3.49ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 27.64
3.34ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 28.06
3.28ct Green Fluorite, Marquise, Transparent
14 x 7 mm (calibrated)
$ 16.26
3.39ct Multicolor Opal, Cushion, Transparent
12.4 x 8.5 mm
$ 93.97
3.20ct Multicolor Ruby In Fuchsite, Marquise, Translucent
17.5 x 8.2 mm
$ 28.48
3.25ct Black Star Sapphire, Oval, Opaque
10.6 x 8 mm
$ 58.50
3.00ct Green Agate, Flower Cut, Translucent
17.7 x 9.2 mm
$ 9.90
3.39ct Purple Ruby, Fancy, Opaque
16.2 x 9.9 mm
$ 81.36
3.10ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 27.98
3.12ct Yellow Rutile Quartz, Oval, Transparent
12 x 8 mm (calibrated)
$ 10.30
3.02ct Violet Amethyst, Heart, VS
10 x 10 mm (calibrated)
$ 27.90
3.01ct Blue Kyanite, Oval, SI
10 x 7.6 mm
$ 90.30
3.09ct Yellow Cat'S Eye Apatite, Oval, Transparent
10.1 x 7.5 mm
$ 28.55
3.10ct Brown Smoky Quartz, Marquise, VVS
18.1 x 7.1 mm
$ 22.32
3.41ct Black Cat'S Eye Scapolite, Oval, Translucent
10.2 x 7.5 mm
$ 11.26
3.19ct Violet Amethyst, Oval, Transparent
10 x 8 mm (calibrated)
$ 22.97
3.31ct Orange Andesine Labradorite, Pear Shape, Transparent
14.2 x 8 mm
$ 49.65
3.03ct Brown Tiger'S Eye, Oval, Opaque
10 x 8 mm (calibrated)
$ 3.64
3.31ct Green Apatite, Emerald Cut, VS
9 x 9 mm (calibrated)
$ 205.36
3.22ct Yellow Citrine, Cushion, VS
12.2 x 7.4 mm
$ 29.75
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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 
the selection is good as are the prices
Overall Rating -> 10
I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?
Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
Overall Rating -> 9 
Fast and reliable service.
Overall Rating -> 8 
I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.
Overall Rating -> 10
Very large selection from affordable to high end I will be coming back to shop again!
