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 |
3.42ct Pink Rose Quartz, Emerald Cut, Transparent
9 x 9 mm (calibrated)
$ 18.73
3.10ct Green Agate, Oval, Translucent
10 x 8 mm (calibrated)
$ 3.37
3.07ct Green Prehnite, Oval, Transparent
10.7 x 7.6 mm
$ 9.08
3.18ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 22.17
3.15ct Pink Strawberry Quartz, Oval, Transparent
11 x 8.6 mm
$ 23.62
3.02ct Green Fluorite, Baguette, VS
10.2 x 5.8 mm
$ 27.18
3.19ct Multicolor Mystic Quartz, Round, VVS-VS
10 mm (calibrated)
$ 19.07
3.41ct Pink Tourmaline, Emerald Cut, SI
9 x 7 mm (calibrated)
$ 127.36
3.02ct Pink Andesine Labradorite, Pear Shape, Transparent
10.8 x 9.8 mm
$ 37.60
3.00ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 19.72
3.33ct Green Agate, Oval, Translucent
10.1 x 8.7 mm
$ 3.62
3.08ct Pink Andesine Labradorite, Cushion, Transparent
9.3 x 9 mm
$ 38.35
3.21ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.58
3.30ct Yellow Citrine, Oval, VVS
11 x 9 mm (calibrated)
$ 23.01
3.27ct Red Almandine Garnet, Trillion, VS
10 x 10 mm (calibrated)
$ 94.99
3.04ct Multicolor Black Opal, Pear Shape, Opaque
15.3 x 7.2 mm
$ 88.56
3.38ct Yellow Rutile Quartz, Oval, Translucent
10 x 8 mm (calibrated)
$ 9.11
3.32ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 20.30
3.09ct Turquoise Grandidierite, Oval, Translucent
9.4 x 8.2 mm
$ 236.98
3.30ct Yellow Citrine, Pear Shape, VS-SI
12 x 10 mm (calibrated)
$ 20.72
3.09ct Yellow Citrine, Oval, VVS
10.9 x 8.6 mm
$ 17.17
3.23ct Purple Ruby, Fancy, Opaque
17.3 x 8.9 mm
$ 64.34
3.02ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 24.06
3.32ct Pink Rose Quartz, Emerald Cut, Transparent
9 x 9 mm (calibrated)
$ 18.19
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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. No issues. Large selection of gems.
Overall Rating -> 10
No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!
Overall Rating -> 10
Ia've been searching for a source to get my gemstones for awhile now and was very happy to come across this website. Amazing variety for any income.
Overall Rating -> 10
I liked the selection of gems, and price. I did not like your PayPal process. I already have a PP account and you want me to sign up for another.
Overall Rating -> 10
I have made many purchases from GemSelect over the years, and I have a beautiful collection of jewelry as a result. My purchases have always been exactly as described, and I have enjoyed doing business with you.
Overall Rating -> 10
My experience was done with ease
