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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

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black Square Shaped Gemstones
Blue Square Shaped Gemstones
Brown Square Shaped Gemstones
Golden
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
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0.43ctw Green Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 72.24

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1.29ctw Red Pyrope Garnet, Square, VVS-VS

5 x 5 mm (calibrated)

$ 11.92

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2.03ct Red Almandine Garnet, Square, VVS-VS

7 x 7 mm (calibrated)

$ 91.35

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2.98ctw Red Pyrope Garnet, Square, VS

4.2 x 4.2 mm

$ 27.54

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2.70ctw Red Rhodolite Garnet, Square, VS

4.9 x 4.8 mm

$ 28.48

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1.53ctw Multicolor Sapphire, Square, VS

2.1 x 2.1 mm

$ 151.18

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0.72ct Green Peridot, Square, Transparent

5 x 5 mm (calibrated)

$ 7.61

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0.57ctw Yellow Sapphire, Square, VS

3.6 x 3.6 mm

$ 25.64

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32.11ct Multicolor Ruby-Zoisite, Square, Opaque

16 x 16 mm (calibrated)

$ 84.77

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0.93ct Yellow Citrine, Square, VVS

6 x 6 mm (calibrated)

$ 7.81

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0.92ctw Red Pyrope Garnet, Square, VVS-VS

4 x 4 mm (calibrated)

$ 8.50

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3.11ct Yellow Citrine, Square, VS

9 x 9 mm (calibrated)

$ 24.64

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1.81ct Orange Moonstone, Square, Translucent

7 x 7 mm (calibrated)

$ 4.37

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75.20ct Blue Sodalite, Square, Opaque

25.9 x 25.6 mm

$ 75.20

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3.27ctw Multicolor Sapphire, Square, VS

2.8 x 2.8 mm

$ 392.40

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2.01ct Violet Amethyst, Square, VVS-VS

8 x 8 mm (calibrated)

$ 19.30

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76.33ct Brown Tiger'S Eye, Square, Opaque

25.2 x 25 mm

$ 53.43

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0.91ct Orange Hessonite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 19.14

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1.07ct Black Diamond, Square, Opaque

5 x 5 mm (calibrated)

$ 612.00

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109.05ct Green Bloodstone, Square, Opaque

31 x 30.7 mm

$ 45.80

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7.61ctw Multicolor Labradorite, Square, Translucent

5 x 5 mm (calibrated)

$ 10.66

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2.48ctw Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 22.92

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6.29ctw Blue Topaz, Square, VVS-VS

8 x 8 mm (calibrated)

$ 58.87

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0.39ctw Black Diamond, Square, Opaque

2.7 x 2.6 mm

$ 234.00

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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

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
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

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

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great! Affordable

Posted By Spinellope in April, 2026
Source: Bizrate
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