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 |
3.23ct Violet Amethyst, Oval, VS
10.8 x 8.2 mm
$ 31.01
3.30ct Green Agate, Oval, Translucent
10.2 x 8.4 mm
$ 4.32
3.05ct Red Zircon, Oval, VS
9 x 7 mm (calibrated)
$ 193.25
3.36ct White Moonstone, Round, Translucent
9 mm (calibrated)
$ 11.09
3.28ct Purple Ruby, Fancy, Opaque
12.7 x 9.8 mm
$ 78.72
3.38ct Orange Sunstone, Round, Transparent
10 mm (calibrated)
$ 23.74
3.06ct Pink Strawberry Quartz, Oval, Transparent
10 x 8 mm (calibrated)
$ 27.40
3.20ct Yellow Rutile Quartz, Oval, Transparent
12 x 8 mm (calibrated)
$ 10.56
3.04ct Yellow Citrine, Cushion, VVS-VS
11.5 x 8.3 mm
$ 28.09
3.38ct Multicolor Opal Triplet, Fancy, Opaque
17.5 x 8.7 mm
$ 101.40
3.46ct Violet Amethyst, Pear Shape, VVS-VS
14 x 10 mm (calibrated)
$ 30.28
3.03ct Blue Topaz, Heart, VVS
9 x 9 mm (calibrated)
$ 26.12
3.45ct Violet Amethyst, Pear Shape, VS
13 x 9 mm (calibrated)
$ 31.88
3.27ct Yellow Rutile Quartz, Oval, Transparent
12 x 8 mm (calibrated)
$ 10.80
3.19ct Pink Strawberry Quartz, Round, Transparent
10 mm (calibrated)
$ 31.38
3.17ct Blue Tanzanite, Oval, Transparent
10 x 8 mm (calibrated)
$ 33.06
3.21ct White Moonstone, Oval, Translucent
10 x 8 mm (calibrated)
$ 10.58
3.12ct Yellow Quartz, Flower Cut, Transparent
11 x 11 mm (calibrated)
$ 12.36
3.31ct Multicolor Ruby In Fuchsite, Marquise, Translucent
20.2 x 8 mm
$ 29.45
3.47ct Green Tourmaline, Oval, VVS-VS
8.7 x 10 mm
$ 884.02
3.46ct Yellow Apatite, Pear Shape, VS
12.3 x 8.6 mm
$ 137.02
3.00ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 25.20
3.34ct Yellow Citrine, Pear Shape, VS
10.7 x 10.3 mm
$ 30.86
3.16ct Violet Amethyst, Oval, Transparent
11 x 9 mm (calibrated)
$ 22.75
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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 
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
Overall Rating -> 10
I could see the actual gem I was buying
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 -> 9 
Been using them for years! Very satisfied with the products.
Overall Rating -> 8 
The website was easy to use and there were a lot of good options, I was satisfied.
Overall Rating -> 10
I am filling a small treasure chest and picked a nice amethyst.
