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 |
3.24ct Purple Kunzite, Cushion, VS
8 x 8 mm (calibrated)
$ 107.42
3.43ct Multicolor Pietersite, Round, Opaque
12 mm (calibrated)
$ 10.00
3.32ct Green Prehnite, Pear Shape, Transparent/Translucent
11.3 x 7.2 mm
$ 8.76
3.18ct Orange Andesine Labradorite, Pear Shape, Transparent
13.6 x 8.3 mm
$ 47.70
3.40ct Yellow Rutile Topaz, Pear Shape, Transparent
12.4 x 7.5 mm
$ 85.00
3.29ct Blue Topaz, Marquise, VVS-VS
15.1 x 7.2 mm
$ 30.40
3.02ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 28.99
3.39ct Blue Kyanite, Oval, SI
10 x 8 mm (calibrated)
$ 101.70
3.29ct Pink Rose Quartz, Emerald Cut, Transparent
9.4 x 9.2 mm
$ 21.72
3.25ct Red Star Ruby, Oval, Opaque
9.4 x 8.4 mm
$ 180.83
3.10ct Red Andesine Labradorite, Oval, Transparent/Translucent
10 x 8 mm (calibrated)
$ 49.10
3.41ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 27.01
3.19ct Red Star Ruby, Oval, Opaque
10 x 7 mm (calibrated)
$ 61.25
3.07ct Yellow Citrine, Oval, VS
12 x 10 mm (calibrated)
$ 29.47
3.33ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 30.08
3.11ct Multicolor Black Opal, Cushion, Opaque
12 x 8 mm (calibrated)
$ 109.16
3.29ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 27.64
3.26ct Yellow Citrine, Cushion, VVS-VS
11.4 x 8.6 mm
$ 30.12
3.31ct Multicolor Opal Triplet, Fancy, Opaque
15.7 x 9.2 mm
$ 99.30
3.49ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 29.32
3.19ct Red Andesine Labradorite, Cushion, Transparent
10.3 x 8.5 mm
$ 47.85
3.13ct Red Almandine Garnet, Oval, VS
10.7 x 8.5 mm
$ 131.46
3.30ct Red Almandine Garnet, Pear Shape, VVS-VS
12 x 8 mm (calibrated)
$ 33.00
3.44ct Yellow Sphene, Oval, Translucent
10 x 8 mm (calibrated)
$ 22.70
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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 
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 -> 10
Had a great experience and the prices are great
Overall Rating -> 10
Filters need to be improved but rest of website is great
Overall Rating -> 8 
I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.
Overall Rating -> 9 
Everything was good, the purchase was what I expected and what they show is what you get.
Overall Rating -> 10
Over pretty well experience the your website no complaints about it very easy reliable service provided
