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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
Single
Pairs
Lots
Faceted
Cabochons
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3.25ctw Red Pyrope Garnet, Square, VVS-VS

4 x 4 mm (calibrated)

$ 30.04

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2.28ct Orange Moonstone, Square, Translucent

7 x 7 mm (calibrated)

$ 5.50

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0.06ct Blue Diamond, Square, VS-SI

2.2 x 2.1 mm

$ 80.81

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93.85ct Blue Sodalite, Square, Opaque

27.4 x 27.4 mm

$ 93.85

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1.86ct Orange Moonstone, Square, Translucent

7 x 7 mm (calibrated)

$ 4.49

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80.17ct Black Obsidian, Square, Opaque

25.9 x 25.9 mm

$ 80.17

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2.80ctw Orange Hessonite Garnet, Square, VS-SI

6 x 6 mm (calibrated)

$ 73.92

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1.68ctw Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 17.71

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0.23ct Green Sapphire, Square, VVS-VS

3.3 x 3.3 mm

$ 38.64

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0.50ctw Yellow Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 31.06

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3.10ctw Multicolor Opal, Square, Translucent

3.7 x 3.6 mm

$ 26.52

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7.59ctw White Topaz, Square, VVS

5 x 5 mm (calibrated)

$ 77.14

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2.63ct Yellow Citrine, Square, VS

8.5 x 8.4 mm

$ 17.36

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2.54ctw Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 26.78

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2.59ctw Red Rhodolite Garnet, Square, VS

4.8 x 4.7 mm

$ 27.31

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2.14ct Yellow Citrine, Square, VVS

7.6 x 7.4 mm

$ 15.08

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2.33ctw Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 24.58

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2.77ct Yellow Citrine, Square, VS

9 x 9 mm (calibrated)

$ 18.29

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2.95ctw Yellow Citrine, Square, VS

7 x 7 mm (calibrated)

$ 27.26

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2.57ctw Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 23.75

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1.51ctw Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 13.96

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2.03ct Violet Amethyst, Square, VS

8 x 8 mm (calibrated)

$ 18.76

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2.96ctw Green Tsavorite Garnet, Square, VVS-VS

2.5 x 2.4 mm

$ 332.11

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5.92ctw Multicolor Opal, Square, Transparent

4.8 x 4.7 mm

$ 50.64

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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

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways

Posted By The homie edgar in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!

Posted By Orphanboy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love how easy the site is to use. Really love that the pictures are of actual product.

Posted By LeAnn in January, 2026
Source: Bizrate
Enlarged Gemstone Image