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 |
3.09ct Pink Spinel, Cushion, VVS-VS
9 x 7.3 mm
$ 7,437.63
3.48ct Multicolor Labradorite, Baguette, Translucent
9 x 7 mm (calibrated)
$ 4.78
3.04ct Orange Spessartite Garnet, Pear Shape, Transparent
8.7 x 7.6 mm
$ 75.70
3.26ct Orange Pyrope Garnet, Fancy, Translucent
14.2 x 8 mm
$ 8.18
3.00ct Green Agate, Pear Shape, Translucent
13 x 9 mm (calibrated)
$ 6.57
3.32ct Pink Strawberry Quartz, Oval, Translucent
13 x 9 mm (calibrated)
$ 19.75
3.08ct Black Cat'S Eye Scapolite, Round, Translucent
8.5 mm (calibrated)
$ 14.06
3.41ct Yellow Apatite, Baguette, VS
12.4 x 7.3 mm
$ 112.08
3.19ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.41
3.33ct Green Tourmaline, Fancy, Translucent
13.8 x 9.5 mm
$ 36.49
3.02ct Green Tourmaline, Emerald Cut, VS-SI
11.4 x 6.1 mm
$ 150.40
3.49ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 24.34
3.18ct Green Agate, Oval, Translucent
10.5 x 8 mm
$ 3.45
3.48ct Multicolor Black Opal, Pear Shape, Translucent
15.3 x 11.2 mm
$ 101.38
3.28ct Multicolor Opal, Oval, Transparent
13.2 x 9.7 mm
$ 81.67
3.33ct Multicolor Opal Triplet, Fancy, Opaque
15.8 x 9.3 mm
$ 82.92
3.34ct Yellow Rutile Topaz, Pear Shape, Transparent
13.9 x 7.9 mm
$ 69.31
3.10ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 23.22
3.29ct Multicolor Opal Triplet, Fancy, Opaque
15.4 x 9.1 mm
$ 81.92
3.15ct Yellow Sapphire, Round, VS-SI
9 mm (calibrated)
$ 1,784.65
3.45ct Brown Mother Of Pearl, Fancy, Opaque
19.6 x 13.2 mm
$ 7.95
3.34ct Black Star Sapphire, Oval, Opaque
9.7 x 7.4 mm
$ 59.88
3.38ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 23.56
3.44ct Yellow Citrine, Square, VVS-VS
9 x 9 mm (calibrated)
$ 26.39
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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 -> 9 
I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.
Overall Rating -> 10 
Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.
Overall Rating -> 9
Fast snd easy to find what I was looking for
Overall Rating -> 9
Ita's a pretty good and simple way to find gems that youa're looking for amazing selection
Overall Rating -> 10
Easy to use website
Overall Rating -> 10
Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.
