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 |
3.06ct Orange Andesine Labradorite, Oval, Transparent/Translucent
10 x 8 mm (calibrated)
$ 40.23
3.33ct Multicolor Mystic Quartz, Round, VVS-VS
10 mm (calibrated)
$ 19.90
3.12ct Red Star Ruby, Round, Opaque
8 mm (calibrated)
$ 49.72
3.16ct Violet Chalcedony, Heart, Translucent
10 x 10 mm (calibrated)
$ 7.87
3.06ct Yellow Citrine, Fancy, VVS-VS
8 x 6.7 mm
$ 23.46
3.14ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 25.02
3.14ct Orange Spessartite Garnet, Pear Shape, Transparent
8.6 x 7.6 mm
$ 65.16
3.10ct Green Malachite, Oval, Opaque
8.6 x 6.6 mm
$ 3.39
3.20ct Pink Tourmaline, Emerald Cut, VS-SI
10.9 x 6.2 mm
$ 157.77
3.27ct Green Emerald, Pear Shape, SI
14 x 9 mm (calibrated)
$ 3,116.87
3.08ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 24.54
3.13ct Multicolor Opal, Oval, Transparent
14 x 10 mm (calibrated)
$ 78.72
3.21ct Blue Tanzanite, Oval, Translucent
9 x 7 mm (calibrated)
$ 27.78
3.00ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 22.48
3.00ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 23.01
3.31ct Red Almandine Garnet, Pear Shape, VVS-VS
12 x 8 mm (calibrated)
$ 123.63
3.44ct Violet Amethyst, Pear Shape, VVS
13 x 9.4 mm
$ 23.99
3.11ct Yellow Citrine, Square, VVS-VS
8.5 x 8.4 mm
$ 23.85
3.09ct Turquoise Grandidierite, Oval, Translucent
9.4 x 8.2 mm
$ 236.98
3.08ct Red Almandine Garnet, Oval, VVS-VS
10 x 8 mm (calibrated)
$ 89.47
3.00ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 20.92
3.12ct Multicolor Opal, Pear Shape, Transparent
15.2 x 9 mm
$ 78.44
3.10ct Blue Topaz, Emerald Cut, VVS
8 x 8 mm (calibrated)
$ 24.09
3.21ct Orange Spessartite Garnet, Oval, Transparent
9 x 7 mm (calibrated)
$ 79.93
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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 
Found a rock that met my need. Bought it!
Overall Rating -> 10
They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.
Overall Rating -> 10
selection was broad and the check out was quick. Great site
Overall Rating -> 10
I am filling a small treasure chest and picked a nice amethyst.
Overall Rating -> 10
Easy process.
Overall Rating -> 10
I loved it! Extensive inventory, great prices, I definitely will be buying from here again!
