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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

Size Explained

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For Example: 6-7
For Example: 8-9
Bi-color
Black Square Shaped Gemstones
Blue Square Shaped Gemstones
Brown Square Shaped Gemstones
Golden Square Shaped Gemstones
Gray Square Shaped Gemstones
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
Single
Pairs
Lots
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2.54ctw Bright Green Tsavorite Garnet, Square, VVS-VS

2.4 x 2.4 mm

$ 284.99

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6.09ctw Multicolor Opal, Square, Transparent

4.7 x 4.6 mm

$ 52.09

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1.67ctw Deep Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 15.43

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0.18ct Black Diamond, Square, Opaque

2.9 x 2.7 mm

$ 108.00

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0.21ct Light Forest Green Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 35.28

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0.51ctw Light Yellow Sapphire, Square, VVS-VS

3.3 x 3.2 mm

$ 31.68

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1.42ct Gold Citrine, Square, VS

6.6 x 6.6 mm

$ 11.24

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0.08ct Black Diamond, Square, Opaque

2 x 2 mm (calibrated)

$ 38.00

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0.60ctw Medium Yellow Sapphire, Square, VS

3.5 x 3.4 mm

$ 37.27

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1.64ctw Medium Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 15.16

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2.87ctw Light Scarlet Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 27.52

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0.61ctw Medium Yellow Sapphire, Square, VVS-VS

3.6 x 3.6 mm

$ 37.90

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2.51ctw White Sapphire, Square, VVS-VS

2.3 x 2.2 mm

$ 198.79

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0.97ctw Sangria Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 8.96

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0.20ct Very Light Green Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 33.60

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1.42ct Deep Orange Hessonite Garnet, Square, VS

6.4 x 6.3 mm

$ 28.69

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1.08ct Pinkish Iris Violet Amethyst, Square, VVS

6 x 6 mm (calibrated)

$ 10.37

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0.91ctw Deep Red Pyrope Garnet, Square, VVS-VS

4 x 4 mm (calibrated)

$ 8.41

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22.30ct Medium Grey Hematite, Square, Opaque

17 x 17 mm (calibrated)

$ 27.08

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1.06ct Golden Orange Citrine, Square, VS

6 x 6 mm (calibrated)

$ 7.00

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2.63ctw Deep Wine Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 24.30

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3.96ctw Multicolor Labradorite, Square, Transparent

7 x 7 mm (calibrated)

$ 7.18

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3.25ctw Scarlet Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 30.04

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0.06ct Deep Golden Orange Sapphire, Square, VS

2 x 2 mm (calibrated)

$ 2.44

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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

Very neat and to the point

Posted By Botha in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

It was great!

Posted By Annie in September, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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.

Posted By Atsuhisa in January, 2026
Source: Bizrate
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