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 |
3.13ct White Moonstone, Oval, Translucent
11 x 9 mm (calibrated)
$ 33.05
3.48ct Green Prehnite, Pear Shape, Transparent/Translucent
10.9 x 8.5 mm
$ 9.19
3.08ct Yellow Quartz, Flower Cut, Transparent
11 x 11 mm (calibrated)
$ 12.19
3.49ct Orange Sunstone, Oval, Transparent
11 x 9 mm (calibrated)
$ 25.30
3.23ct Red Ruby, Pear Shape, VS
10 x 8 mm (calibrated)
$ 368.22
3.27ct Yellow Citrine, Pear Shape, VVS-VS
10 x 10 mm (calibrated)
$ 30.22
3.19ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 28.82
3.45ct Multicolor Opal Triplet, Fancy, Opaque
15.5 x 9.2 mm
$ 103.50
3.04ct Yellow Citrine, Square, VS
8.7 x 8.5 mm
$ 20.06
3.17ct Red Almandine Garnet, Pear Shape, VVS-VS
12 x 8 mm (calibrated)
$ 31.70
3.34ct Pink Strawberry Quartz, Oval, Translucent
11 x 9 mm (calibrated)
$ 31.43
3.02ct Yellow Citrine, Oval, VS
11 x 9 mm (calibrated)
$ 25.37
3.14ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 24.86
3.04ct Pink Rose Quartz, Emerald Cut, Transparent
9 x 9 mm (calibrated)
$ 20.06
3.11ct Green Agate, Oval, Translucent
10.5 x 7.9 mm
$ 4.07
3.32ct Yellow Citrine, Cushion, VVS
13.7 x 6.8 mm
$ 30.67
3.49ct Yellow Citrine, Briolette, VVS
12.6 x 6.9 mm
$ 23.53
3.24ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 27.22
3.36ct Pink Tourmaline, Emerald Cut, VS-SI
10.5 x 6.9 mm
$ 278.21
3.00ct Pink Strawberry Quartz, Round, Translucent
9 mm (calibrated)
$ 22.09
3.36ct Red Ruby, Oval, VS-SI
10 x 8 mm (calibrated)
$ 362.88
3.42ct Blue Chalcedony, Oval, Transparent
11 x 9 mm (calibrated)
$ 8.21
3.48ct Multicolor Opal Triplet, Fancy, Opaque
17.1 x 8.3 mm
$ 104.40
3.49ct Orange Sunstone, Round, Transparent
10 mm (calibrated)
$ 24.52
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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 
It's mostly good, only some item's are easier to find through the search than the menu
Overall Rating -> 10
The stones are very nice.
Overall Rating -> 8 
First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.
Overall Rating -> 10
I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well
Overall Rating -> 9 
It was fine . Wish there had been more round stones to select from
Overall Rating -> 8
Good prices
