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3 Carat Loose Gemstones

Browse our selection of natural 3 carat gemstones, perfect for fine jewelry and investment pieces.

3 ct Gemstones Weight
3 ct Gemstones Size
3 ct Gemstones Clarity
3 ct Gemstones Price
3 ct Gemstones Treatment

Size Explained

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For Example: 6-7
For Example: 8-9
Bi-color 3 ct Gemstones
Black 3 ct Gemstones
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Brown 3 ct Gemstones
Golden 3 ct Gemstones
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Green 3 ct Gemstones
Multicolor 3 ct Gemstones
Orange 3 ct Gemstones
Pink 3 ct Gemstones
Purple 3 ct Gemstones
Red 3 ct Gemstones
Turquoise 3 ct Gemstones
Violet 3 ct Gemstones
White 3 ct Gemstones
Yellow 3 ct Gemstones
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Lots
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3.04ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 28.09

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3.13ct Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 26.29

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3.07ct Violet Amethyst, Trillion, VVS-VS

10 x 10 mm (calibrated)

$ 25.79

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3.37ct Yellow Citrine, Emerald Cut, VVS

12 x 8 mm (calibrated)

$ 28.31

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3.02ct Orange Andesine Labradorite, Cushion, Transparent

12.5 x 7.4 mm

$ 45.30

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3.09ct Pink Strawberry Quartz, Oval, Transparent

11 x 9 mm (calibrated)

$ 27.66

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3.03ct Yellow Apatite, Emerald Cut, VS

8 x 8 mm (calibrated)

$ 187.98

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3.30ct Green Agate, Fancy, Transparent

17.1 x 9.1 mm

$ 10.90

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3.14ct Brown Rutile Quartz, Round, Transparent

9 mm (calibrated)

$ 10.37

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3.04ct Orange Andesine Labradorite, Oval, Transparent

13 x 7.3 mm

$ 45.60

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3.37ct Orange Sunstone, Oval, Transparent

11 x 9 mm (calibrated)

$ 24.42

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3.16ct Pink Kunzite, Fancy, VS

9.6 x 7.4 mm

$ 104.77

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3.43ct Pink Strawberry Quartz, Oval, Translucent

10 x 8 mm (calibrated)

$ 31.69

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3.13ct Yellow Citrine, Oval, VVS

11.8 x 8.5 mm

$ 22.85

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3.49ct Yellow Zircon, Pear Shape, VVS-VS

10.7 x 7.1 mm

$ 244.30

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3.41ct Violet Amethyst, Pear Shape, VVS-VS

13 x 9 mm (calibrated)

$ 31.51

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3.05ct Red Star Ruby, Oval, Opaque

8.8 x 7.9 mm

$ 58.56

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3.06ct Yellow Citrine, Cushion, VVS-VS

11 x 7 mm

$ 28.27

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3.26ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 25.82

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3.21ct Yellow Sphene, Oval, Transparent

9.3 x 8.2 mm

$ 19.26

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3.08ct White Rutile Quartz, Oval, Transparent

12 x 8 mm (calibrated)

$ 10.16

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3.17ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 20.93

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3.19ct Red Almandine Garnet, Oval, VS

10.5 x 8.4 mm

$ 133.98

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3.23ct Orange Pyrope Garnet, Fancy, Translucent

12 x 8 mm (calibrated)

$ 9.77

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Why Buy 3 Ct Gemstones from GemSelect?

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.

3 Carat Loose Gemstones for Jewelry

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 -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.

Posted By Meyeusername in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate
Enlarged Gemstone Image