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 |
3.01ct White Topaz, Oval, VVS-VS
10 x 8 mm (calibrated)
$ 16.49
3.20ct Violet Amethyst, Pear Shape, VVS
13 x 9 mm (calibrated)
$ 22.31
3.14ct Yellow Apatite, Oval, VVS-VS
10 x 8.7 mm
$ 103.20
3.37ct Turquoise Grandidierite, Oval, SI-I1
11.6 x 8.8 mm
$ 147.69
3.12ct Yellow Apatite, Pear Shape, VS-SI
13 x 9 mm (calibrated)
$ 102.55
3.49ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 24.34
3.06ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 20.12
3.31ct Brown Tiger'S Eye, Oval, Opaque
10 x 8 mm (calibrated)
$ 3.30
3.16ct Black Star Sapphire, Oval, Opaque
9.5 x 6.9 mm
$ 56.66
3.46ct Green Emerald, Emerald Cut, SI
11.1 x 7.6 mm
$ 861.54
3.48ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 24.26
3.42ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 23.85
3.05ct Red Almandine Garnet, Oval, VVS-VS
9.6 x 7.7 mm
$ 88.60
3.49ct Purple Ruby, Fancy, Opaque
17.4 x 10.3 mm
$ 69.52
3.00ct Brown Moonstone, Flower Cut, Translucent
10 x 10 mm (calibrated)
$ 13.15
3.39ct Multicolor Opal, Cushion, Transparent
12.4 x 8.5 mm
$ 78.00
3.48ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 26.10
3.02ct Multicolor Black Opal, Oval, Translucent
12.6 x 9.4 mm
$ 62.67
3.44ct Multicolor Ammolite, Baguette, Opaque
12 x 7 mm
$ 68.52
3.16ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 20.77
3.09ct Yellow Citrine, Emerald Cut, Transparent
12 x 10 mm (calibrated)
$ 23.70
3.48ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 19.07
3.28ct Yellow Citrine, Oval, VVS-VS
12.3 x 9.3 mm
$ 19.87
3.33ct Red Sunstone, Oval, Translucent
11 x 9 mm (calibrated)
$ 20.03
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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 
Very good and simple exchange
Overall Rating -> 10 
Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways
Overall Rating -> 10
I love the products. I've bought them as gifts and people love my gifts
Overall Rating -> 9
If you have motion picture, then I will be more satisfied with.
Overall Rating -> 10
I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.
Overall Rating -> 7 
Easy, quick.
