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 |
3.30ct Pink Tourmaline, Emerald Cut, VS
10.3 x 6.3 mm
$ 196.02
3.39ct Yellow Citrine, Pear Shape, VVS-VS
12 x 10 mm (calibrated)
$ 25.37
3.03ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 25.45
3.20ct Yellow Beryl, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 84.48
3.38ct Bi-Color Ametrine, Emerald Cut, VS
10 x 8 mm (calibrated)
$ 42.72
3.32ct Yellow Apatite, Pear Shape, VS
13 x 9 mm (calibrated)
$ 182.10
3.20ct Green Agate, Oval, Translucent
9.4 x 8.3 mm
$ 4.19
3.17ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 24.41
3.33ct Red Almandine Garnet, Pear Shape, VS
12 x 8 mm (calibrated)
$ 149.85
3.36ct Pink Morganite, Round, Translucent
9 mm (calibrated)
$ 43.91
3.46ct Yellow Citrine, Pear Shape, VVS
12.2 x 8.8 mm
$ 22.84
3.30ct Multicolor Black Opal, Oval, Opaque
14.7 x 11 mm
$ 115.83
3.48ct Blue Aquamarine, Pear Shape, VS-SI
13 x 9 mm (calibrated)
$ 334.08
3.15ct Yellow Citrine, Oval, VVS
11 x 9 mm (calibrated)
$ 26.46
3.07ct Green Prehnite, Oval, Transparent
10.7 x 7.6 mm
$ 10.94
3.38ct Yellow Agate, Oval, Translucent
11 x 9 mm (calibrated)
$ 6.08
3.45ct Multicolor Opal, Oval, Transparent
14 x 9 mm (calibrated)
$ 104.50
3.03ct Yellow Citrine, Oval, VVS
11 x 9 mm (calibrated)
$ 28.06
3.18ct Blue Topaz, Square, VVS-VS
8 x 8 mm (calibrated)
$ 27.06
3.46ct Purple Kunzite, Cushion, VS
8 x 8 mm (calibrated)
$ 114.72
3.42ct Multicolor Opal Triplet, Fancy, Opaque
17.3 x 8.5 mm
$ 102.60
3.06ct Red Zircon, Oval, VVS
9 x 7 mm (calibrated)
$ 177.72
3.25ct Yellow Citrine, Emerald Cut, Transparent
12 x 10 mm (calibrated)
$ 30.04
3.07ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 20.27
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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, and have always loved, your website.
Overall Rating -> 10
IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.
Overall Rating -> 10
Very large selection from affordable to high end I will be coming back to shop again!
Overall Rating -> 9 
Fast and reliable service.
Overall Rating -> 10
I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.
Overall Rating -> 10
GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'
