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
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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 |
2.81ctw Red Pyrope Garnet, Square, VS
4 x 4 mm (calibrated)
$ 23.60
0.16ct Black Diamond, Square, Opaque
2.7 x 2.7 mm
$ 96.00
20.88ct Gray Hematite, Square, Opaque
16 x 16 mm (calibrated)
$ 22.30
0.05ct Blue Diamond, Square, VVS-VS
2.2 x 2.1 mm
$ 67.34
2.68ctw Red Pyrope Garnet, Square, VS
5 x 5 mm (calibrated)
$ 24.77
4.18ctw Blue Topaz, Square, VVS-VS
7 x 7 mm (calibrated)
$ 38.63
0.20ct Black Diamond, Square, Opaque
2.8 x 2.8 mm
$ 120.00
3.31ct Yellow Citrine, Square, VS
9 x 9 mm (calibrated)
$ 21.85
2.73ctw White Rainbow Moonstone, Square, Transparent
3.2 x 3.1 mm
$ 61.26
3.71ctw Red Pyrope Garnet, Square, VS
4 x 4 mm (calibrated)
$ 34.28
0.92ctw Red Pyrope Garnet, Square, VVS-VS
4 x 4 mm (calibrated)
$ 8.50
0.17ct Yellow Sapphire, Square, VVS-VS
2.9 x 2.8 mm
$ 7.58
1.48ctw Red Rhodolite Garnet, Square, VS
5 x 5 mm (calibrated)
$ 15.61
0.21ct Green Sapphire, Square, VS
3 x 3 mm (calibrated)
$ 35.28
0.98ct Black Diamond, Square, Opaque
5 x 5 mm (calibrated)
$ 672.62
2.59ctw Red Pyrope Garnet, Square, VS
5 x 5 mm (calibrated)
$ 23.93
4.47ct Pink Rose Quartz, Square, Transparent
10 x 10 mm (calibrated)
$ 29.51
0.70ctw Yellow Sapphire, Square, VVS-VS
3.7 x 3.6 mm
$ 31.50
1.99ctw Yellow Citrine, Square, VVS-VS
6 x 6 mm (calibrated)
$ 18.38
0.05ct Blue Diamond, Square, VS
2.1 x 2.1 mm
$ 67.34
3.39ctw Multicolor Sapphire, Square, VS
2.8 x 2.8 mm
$ 334.96
1.57ctw Red Pyrope Garnet, Square, VS
5 x 5 mm (calibrated)
$ 14.51
0.97ct Violet Amethyst, Square, VVS
6 x 6 mm (calibrated)
$ 9.31
3.21ctw Yellow Citrine, Square, VS
7 x 7 mm (calibrated)
$ 26.87
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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 -> 10 
this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.
Overall Rating -> 10
I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.
Overall Rating -> 10
Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!
Overall Rating -> 8 
The website was easy to use and there were a lot of good options, I was satisfied.
Overall Rating -> 9 
I loved the selection of gemstones you have a to z
Overall Rating -> 10
Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones
