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 |
3.10ct Pink Morganite, Round, Translucent
9 mm (calibrated)
$ 40.51
3.48ct Yellow Quartz, Flower Cut, Transparent
10 x 10 mm (calibrated)
$ 13.78
3.08ct Blue Topaz, Heart, VVS
9 x 9 mm (calibrated)
$ 26.42
3.14ct Yellow Cat'S Eye Apatite, Oval, Translucent
9 x 7 mm (calibrated)
$ 29.02
3.44ct Black Star Sapphire, Oval, Opaque
11 x 9 mm (calibrated)
$ 74.30
3.49ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 23.04
3.49ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 29.32
3.39ct Orange Andesine Labradorite, Cushion, Transparent
11 x 9 mm (calibrated)
$ 50.85
3.46ct Multicolor Black Opal, Pear Shape, Opaque
15.2 x 11 mm
$ 121.45
3.07ct Orange Pyrope Garnet, Fancy, Translucent
13.9 x 8.5 mm
$ 9.28
3.28ct Violet Amethyst, Fancy, VS-SI
10 x 10 mm (calibrated)
$ 31.49
3.02ct Brown Tiger'S Eye, Oval, Opaque
10 x 8 mm (calibrated)
$ 3.62
3.32ct Red Almandine Garnet, Oval, VS
10 x 8 mm (calibrated)
$ 139.44
3.49ct Green Agate, Oval, Translucent
9.9 x 8.8 mm
$ 4.57
3.02ct Green Tourmaline, Emerald Cut, VS-SI
11.4 x 6.1 mm
$ 181.20
3.38ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 24.90
3.17ct Yellow Citrine, Pear Shape, VVS-VS
12 x 10 mm (calibrated)
$ 23.98
3.35ct Green Agate, Oval, Translucent
10.1 x 9.4 mm
$ 4.38
3.00ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 27.72
3.08ct Yellow Quartz, Oval, VVS
11 x 9 mm (calibrated)
$ 20.33
3.25ct Blue Topaz, Square, VVS-VS
8 x 8 mm (calibrated)
$ 30.41
3.22ct Blue Star Sapphire, Oval, Opaque
9 x 7 mm (calibrated)
$ 74.06
3.42ct Yellow Apatite, Emerald Cut, VS
8.7 x 8.5 mm
$ 212.17
3.02ct Multicolor Labradorite, Baguette, Translucent
9 x 7 mm (calibrated)
$ 5.00
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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 
Very food
Overall Rating -> 8 
Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.
Overall Rating -> 10
I love the products. I've bought them as gifts and people love my gifts
Overall Rating -> 10
I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
Overall Rating -> 9 
Will know more once order received
Overall Rating -> 10
Wonderful purchase, can't wait to see the stone.
