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 |
3.45ct Yellow Citrine, Emerald Cut, VVS-VS
12 x 8 mm (calibrated)
$ 28.98
3.05ct Violet Amethyst, Heart, VVS-VS
10 x 10 mm (calibrated)
$ 28.19
3.00ct Multicolor Opal Triplet, Oval, Opaque
12 x 10 mm (calibrated)
$ 90.00
3.36ct Violet Amethyst, Round, VVS
10 mm (calibrated)
$ 31.04
3.33ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 17.58
3.19ct Black Onyx, Trillion, Opaque
9.9 x 9.3 mm
$ 7.66
3.08ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 24.40
3.15ct Pink Strawberry Quartz, Oval, Transparent
11 x 8.6 mm
$ 28.46
3.05ct Yellow Citrine, Oval, VVS
11 x 9 mm (calibrated)
$ 18.56
3.19ct Green Tourmaline, Emerald Cut, VS
28.4 x 3.6 mm
$ 114.84
3.41ct Multicolor Labradorite, Baguette, Translucent
9 x 7 mm (calibrated)
$ 5.65
3.30ct Multicolor Opal Triplet, Fancy, Opaque
17.1 x 8.2 mm
$ 99.00
3.32ct Multicolor Agate, Oval, Opaque
9.4 x 8.8 mm
$ 3.98
3.35ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 30.28
3.42ct Blue Chalcedony, Oval, Transparent
11 x 9 mm (calibrated)
$ 8.21
3.31ct Multicolor Opal, Oval, Opaque
13 x 10.2 mm
$ 100.30
3.48ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 25.06
3.12ct Yellow Citrine, Oval, VVS
11.5 x 9.2 mm
$ 22.78
3.41ct Pink Kunzite, Emerald Cut, VVS
8.3 x 6.6 mm
$ 108.44
3.07ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.79
3.04ct Pink Spinel, Oval, VS-SI
9 x 7 mm (calibrated)
$ 6,080.00
3.34ct Multicolor Opal Triplet, Fancy, Opaque
16.8 x 8.3 mm
$ 100.20
3.17ct White Zircon, Oval, VS
9.1 x 6.7 mm
$ 75.22
3.24ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 27.22
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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 and functional
Overall Rating -> 10
The stones are very nice.
Overall Rating -> 9 
Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly
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 -> 10
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Overall Rating -> 10
I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?
