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 |
3.44ct Red Almandine Garnet, Emerald Cut, VVS-VS
11.8 x 6.9 mm
$ 99.93
3.10ct Yellow Citrine, Cushion, VVS-VS
11.3 x 8 mm
$ 23.77
3.36ct Red Ruby, Oval, VS-SI
10 x 8 mm (calibrated)
$ 301.19
3.12ct Yellow Apatite, Pear Shape, VS-SI
13 x 9 mm (calibrated)
$ 102.55
3.46ct Multicolor Black Opal, Pear Shape, Opaque
15.2 x 11 mm
$ 100.80
3.38ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 20.67
3.13ct Green Agate, Flower Cut, Translucent
18.7 x 9.2 mm
$ 8.57
3.35ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 26.68
3.46ct Multicolor Opal Triplet, Fancy, Opaque
15.5 x 9.2 mm
$ 86.15
3.10ct Red Ruby, Flower Cut, Opaque
10.8 x 8.3 mm
$ 61.75
3.12ct White Zircon, Oval, VVS-VS
8.8 x 6.7 mm
$ 61.44
3.23ct Pink Strawberry Quartz, Round, Translucent
10 mm (calibrated)
$ 19.47
3.06ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 21.33
3.06ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 13.40
3.49ct White Topaz, Round, VS-SI
8.5 mm (calibrated)
$ 22.94
3.42ct Green Prehnite, Oval, Transparent
10.3 x 8.7 mm
$ 18.58
3.12ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 21.75
3.02ct Green Prehnite, Pear Shape, Transparent/Translucent
10 x 6.5 mm
$ 6.62
3.20ct Red Pyrope Garnet, Fancy, Transparent
13.9 x 8 mm
$ 7.01
3.03ct Multicolor Pietersite, Marquise, Opaque
20.6 x 6.9 mm
$ 7.42
3.15ct Pink Morganite, Trillion, Transparent
10.4 x 9.7 mm
$ 34.51
3.09ct Pink Morganite, Round, Transparent
10 mm (calibrated)
$ 33.86
3.37ct Yellow Citrine, Pear Shape, VVS-VS
12 x 10 mm (calibrated)
$ 21.16
3.23ct Purple Ruby, Fancy, Opaque
17.3 x 8.9 mm
$ 64.34
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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 
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
hassle free experience.
Overall Rating -> 10
Found a rock that met my need. Bought it!
Overall Rating -> 10
It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.
Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
Overall Rating -> 8 
It was fine
