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 |
3.04ct Red Andesine Labradorite, Pear Shape, Transparent
12 x 8 mm (calibrated)
$ 37.85
3.48ct Yellow Cat'S Eye Apatite, Round, Transparent
8.5 mm (calibrated)
$ 26.69
3.18ct Yellow Citrine, Oval, VVS-VS
12 x 9 mm
$ 19.27
3.02ct Blue Tanzanite, Oval, Transparent
10 x 8 mm (calibrated)
$ 26.14
3.39ct Pink Tourmaline, Emerald Cut, VVS-VS
12.7 x 5.3 mm
$ 167.14
3.14ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 17.20
3.27ct Red Almandine Garnet, Oval, VVS-VS
9.7 x 7.5 mm
$ 94.99
3.21ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 22.38
3.20ct Multicolor Opal Triplet, Fancy, Opaque
17.1 x 8.5 mm
$ 79.68
3.20ct Brown Cat'S Eye Scapolite, Oval, Translucent
10.6 x 8.5 mm
$ 17.53
3.14ct Green Agate, Flower Cut, Translucent
18.3 x 9 mm
$ 7.82
3.05ct Black Star Sapphire, Oval, Opaque
10 x 8 mm (calibrated)
$ 45.57
3.41ct Pink Tourmaline, Emerald Cut, SI
9 x 7 mm (calibrated)
$ 127.36
3.13ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 21.82
3.23ct Yellow Citrine, Emerald Cut, VVS
9.9 x 8.8 mm
$ 29.07
3.09ct Brown Tiger'S Eye, Oval, Opaque
10 x 8 mm (calibrated)
$ 3.08
3.10ct Red Andesine Labradorite, Oval, Translucent
11 x 9 mm (calibrated)
$ 40.75
3.32ct Yellow Citrine, Cushion, VVS
13.7 x 6.8 mm
$ 25.46
3.46ct Yellow Citrine, Pear Shape, VVS-VS
12 x 10 mm (calibrated)
$ 21.50
3.16ct Red Andesine Labradorite, Pear Shape, Transparent
9.6 x 9.5 mm
$ 39.34
3.35ct Green Prehnite, Pear Shape, Transparent
10 x 8 mm (calibrated)
$ 15.17
3.42ct Orange Sunstone, Round, Transparent
10 mm (calibrated)
$ 19.93
3.11ct Turquoise Grandidierite, Oval, Translucent
10 x 8 mm (calibrated)
$ 170.37
3.36ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 21.00
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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 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 -> 8 
It was a good interaction I got a good gemstone for cheap
Overall Rating -> 10
The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.
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 -> 10
Very pleasant
Overall Rating -> 10
My whole experience is great.
