Square Cut Gemstones
Explore a wide selection of square cut gemstones, perfect for modern and classic jewelry designs.
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Bi-color
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Black Square Shaped Gemstones
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Blue Square Shaped Gemstones
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Brown Square Shaped Gemstones
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Golden Square Shaped Gemstones
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Gray Square Shaped Gemstones
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Green Square Shaped Gemstones
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Multicolor Square Shaped Gemstones
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Orange Square Shaped Gemstones
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Pink Square Shaped Gemstones
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Purple Square Shaped Gemstones
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Red Square Shaped Gemstones
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Turquoise Square Shaped Gemstones
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Violet Square Shaped Gemstones
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White Square Shaped Gemstones
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Yellow Square Shaped Gemstones
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
125.29ct Multicolor Agate, Square, Opaque
31.6 x 31.3 mm
$ 52.62
0.62ctw Light Yellow Sapphire, Square, VS
3.6 x 3.5 mm
$ 45.83
0.22ctw Black Diamond, Square, Opaque
2.3 x 2.2 mm
$ 132.00
0.53ctw Tuscany Yellow Sapphire, Square, VS
3.3 x 3.3 mm
$ 32.22
0.87ctw Bright Red Pyrope Garnet, Square, VS
4 x 4 mm (calibrated)
$ 8.04
0.09ct Blue Diamond, Square, SI
2.6 x 2.5 mm
$ 121.21
1.97ct Dark Orange Citrine, Square, VVS-VS
7.5 x 7.3 mm
$ 13.88
22.05ct Medium Gray Hematite, Square, Opaque
15 x 15 mm (calibrated)
$ 26.78
0.41ctw Medium-Light Yellow Sapphire, Square, VVS-VS
3 x 3 mm (calibrated)
$ 25.46
0.86ctw Multicolor Sapphire, Square, VS
2.2 x 2.2 mm
$ 123.84
3.25ctw Dark Red Rhodolite Garnet, Square, VS
5 x 5 mm (calibrated)
$ 34.28
0.61ctw Medium Golden Sapphire, Square, VS
3.5 x 3.4 mm
$ 48.01
0.08ct Green Diamond, Square, VS
2.3 x 2.2 mm
$ 107.74
8.30ctw White Topaz, Square, VVS-VS
5 x 5 mm (calibrated)
$ 80.52
2.09ctw Golden-Yellow Citrine, Square, VVS-VS
6 x 6 mm (calibrated)
$ 17.56
1.50ctw Multicolor Sapphire, Square, VS
2.3 x 2.4 mm
$ 216.00
0.97ct Medium-Dark Orange Hessonite Garnet, Square, VS-SI
5.5 x 5.3 mm
$ 19.61
0.58ctw Medium-Light Yellow Sapphire, Square, VS
3.5 x 3.4 mm
$ 26.10
0.68ct Very Pale Yellow Color-Change Diaspore, Square, VS-SI
5.2 x 5.1 mm
$ 29.38
0.35ctw Forest Green Sapphire, Square, VS
3 x 3 mm (calibrated)
$ 58.80
8.78ctw Multicolor Sapphire, Square, VS
2.9 x 2.9 mm
$ 790.20
3.41ctw Golden Citrine, Square, VS
7 x 7 mm (calibrated)
$ 28.54
1.36ct Gold Citrine, Square, VS
7 x 7 mm (calibrated)
$ 10.78
1.80ctw Medium Orange Hessonite Garnet, Square, VS
3.8 x 3.7 mm
$ 46.15
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Why Buy Square Shaped 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 Square Cut Gemstones
Our square cut gemstones are carefully selected for quality, offering clean lines and excellent brilliance. Each stone is 100% natural and ideal for precise jewelry settings.
Shop Square Gemstones Online
Browse square gemstones online at GemSelect with ease. Choose from a wide range of colors, sizes, and gem types, all available with secure checkout and worldwide delivery.
Square Cut Gems for Jewelry
Square cut gems are a popular choice for rings, earrings, and pendants. Their symmetrical shape offers a modern look while maximizing sparkle and color.
Popular Square Gemstone Types
Square shapes are available in many gemstones, including sapphire, garnet, amethyst, citrine, and topaz. Each offers unique color and characteristics for custom designs.
Faceted Square Cut Stones
Faceted square cut stones enhance brilliance through precise cutting styles such as princess cut and step cuts. These are perfect for high-clarity, sparkling gemstones.
Square Cabochon Gemstones
Square cabochons feature smooth, polished surfaces without facets. They are ideal for opaque or translucent stones and create a bold, contemporary appearance.
Calibrated Square Gemstones
Calibrated square gemstones are cut to standard sizes such as 5 mm, 6 mm, or 8 x 8 mm, making them easy to set into ready-made jewelry mounts.
Wholesale Square Cut Gems
Buy square cut gemstones in bulk for jewelry production or resale. We offer competitive pricing and a wide inventory of loose stones in various qualities.
Choosing the Right Square Gemstone
When selecting a square gemstone, consider color, clarity, cut quality, and size. Square cuts highlight symmetry, so well-proportioned stones deliver the best visual appeal.
Learn more about gemstone cuts and shapes on our Gemstone Cutting Guide.
FAQs
What is a square cut gemstone?
A square cut gemstone is shaped with equal sides, offering a symmetrical and modern appearance. Popular styles include princess cut and step cut designs.
Are square cut gemstones good for rings?
Yes, square cut gemstones are excellent for rings due to their clean lines and brilliance. They are commonly used in engagement rings and statement pieces.
What is the difference between square and princess cut?
The princess cut is a specific type of square cut with brilliant faceting, while square cut is a broader term that includes multiple cutting styles.
Do square gemstones come in calibrated sizes?
Yes, many square gemstones are available in calibrated sizes such as 4 mm, 5 mm, and 6 mm, making them easy to fit into standard settings.
Which gemstones are available in square shapes?
Many gemstones are cut in square shapes, including sapphire, ruby, garnet, amethyst, citrine, and topaz, offering a wide range of colors and price points.
Are all square cut gemstones faceted?
No, square gemstones can be either faceted for brilliance or cut as cabochons for a smooth, polished appearance depending on the gem type.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 9 
the gems were smaller than I thought but I was at fault for not reading the complete discrimination
Overall Rating -> 10 
All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.
Overall Rating -> 10
I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.
Overall Rating -> 10
GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!
Overall Rating -> 9
Everything was good, the purchase was what I expected and what they show is what you get.
Overall Rating -> 8 
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.
