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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
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Lots
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2.54ctw Bright Red Pyrope Garnet, Square, VVS-VS

4 x 4 mm (calibrated)

$ 23.47

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26.77ct Multicolor Jasper, Square, Opaque

20 x 20 mm (calibrated)

$ 25.44

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2.93ctw Multicolor Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 289.51

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4.26ctw Multicolor Sapphire, Square, VS

3.4 x 3.4 mm

$ 420.92

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0.91ctw Deep Red Pyrope Garnet, Square, VS

4.2 x 4.1 mm

$ 7.21

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2.60ctw Bluish White Rainbow Moonstone, Square, Transparent

3 x 3 mm (calibrated)

$ 49.48

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1.06ct Bright Gold Citrine, Square, VS

6 x 6 mm (calibrated)

$ 8.90

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0.55ct Bluish White Rainbow Moonstone, Square, Transparent

5 x 5 mm (calibrated)

$ 23.10

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2.78ctw Medium Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 25.69

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4.00ctw Warm White Topaz, Square, VVS-VS

4 x 4 mm (calibrated)

$ 38.81

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3.82ctw Scarlet Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 35.29

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2.10ct Deep Blood Red Pyrope Garnet, Square, VVS-VS

7 x 7 mm (calibrated)

$ 19.40

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2.03ct Currant Red Almandine Garnet, Square, VVS-VS

7 x 7 mm (calibrated)

$ 91.35

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3.41ctw Merlot Red Pyrope Garnet, Square, VS

3.9 x 3.8 mm

$ 31.51

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1.09ctw Medium Red Pyrope Garnet, Square, VS

4.2 x 4.2 mm

$ 8.63

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1.13ct Medium-Dark Orange Hessonite Garnet, Square, VS

5.2 x 5.2 mm

$ 22.84

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2.92ctw Deep Red Pyrope Garnet, Square, VVS-VS

6 x 6 mm (calibrated)

$ 26.98

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9.78ct Light Pink Rose Quartz, Square, Transparent

12 x 12 mm (calibrated)

$ 64.55

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2.84ctw Medium Red Pyrope Garnet, Square, VVS-VS

4 x 4 mm (calibrated)

$ 26.24

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0.33ct Warm Forest Green Sapphire, Square, VS

3.8 x 3.8 mm

$ 55.44

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24.36ct Medium Gray Hematite, Square, Opaque

16x16 mm (calibrated)

$ 29.58

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97.43ct Medium Green Agate, Square, Opaque

28 x 27.9 mm

$ 40.92

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6.89ctw Yellowish Gold Sapphire, Square, VS

2.9 x 2.9 mm

$ 350.89

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1.87ct Medium-Light Orange-Gold Citrine, Square, VVS-VS

7 x 7 mm (calibrated)

$ 15.66

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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

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate
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