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Square Cut Gemstones

Explore a wide selection of square cut gemstones, perfect for modern and classic jewelry designs.

Square Shaped Gemstones Weight
Square Shaped Gemstones Size
Square Shaped Gemstones Clarity
Square Shaped Gemstones Price
Square Shaped Gemstones Treatment

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For Example: 6-7
For Example: 8-9
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Black Square Shaped Gemstones
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Golden Square Shaped Gemstones
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Green Square Shaped Gemstones
Multicolor Square Shaped Gemstones
Orange Square Shaped Gemstones
Pink Square Shaped Gemstones
Purple Square Shaped Gemstones
Red Square Shaped Gemstones
Turquoise Square Shaped Gemstones
Violet Square Shaped Gemstones
White Square Shaped Gemstones
Yellow Square Shaped Gemstones
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1.53ctw Deep Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 16.13

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4.01ctw Medium Red Pyrope Garnet, Square, VVS-VS

4 x 4 mm (calibrated)

$ 33.68

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0.44ctw Medium Light-Green Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 73.92

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3.70ctw Deep Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 34.19

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0.18ct Light Green Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 30.24

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2.82ctw Pinkish Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 26.05

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0.85ctw Medium Violet Sapphire, Square, VS

2.4 x 2.4 mm

$ 157.08

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0.24ct Black Diamond, Square, Opaque

3.2 x 2.9 mm

$ 144.00

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1.18ctw Multicolor Sapphire, Square, VS

2.2 x 2.1 mm

$ 169.92

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5.93ctw Multicolor Sapphire, Square, VS

2.5 x 2.5 mm

$ 533.70

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0.44ctw Light Sage Green Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 73.92

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1.56ctw Pinkish Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 16.45

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0.62ct Very Light Yellow Color-Change Diaspore, Square, VVS-VS

5 x 5 mm (calibrated)

$ 27.74

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0.36ctw Medium Green Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 60.48

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6.92ctw Multicolor Labradorite, Square, Transparent

4.6 x 4.4 mm

$ 9.68

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4.96ct Bubblegum Pink Rose Quartz, Square, Transparent

10 x 10 mm (calibrated)

$ 32.74

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82.68ct Light Sea Green Amazonite, Square, Opaque

26.2 x 26.1 mm

$ 57.88

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8.26ct Multicolor Rainbow Pyrite, Square, Opaque

13 x 13 mm (calibrated)

$ 25.67

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3.70ctw Deep Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 34.19

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3.91ctw Medium Red Pyrope Garnet, Square, VS

3.9 x 3.8 mm

$ 36.13

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1.43ctw Deep Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 15.08

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0.39ct Olive Green Kornerupine, Square, VVS

4.3 x 4.3 mm

$ 25.74

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1.86ct Swiss Blue Topaz, Square, VVS-VS

6.8 x 6.6 mm

$ 14.74

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1.70ctw Medium Red Rhodolite Garnet, Square, VVS-VS

5 x 5 mm (calibrated)

$ 17.93

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Why Buy Square Shaped Gemstones from GemSelect?

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 Loose Gemstones for Jewelry Making

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 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

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!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate
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