X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

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 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
Faceted
Cabochons
Clear All

4.30ctw Dark Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 39.73

View Details

0.68ctw Tuscany Yellow Sapphire, Square, VVS-VS

3.6 x 3.5 mm

$ 30.59

View Details

9.52ct Green Malachite, Square, Opaque

10.6 x 10.2 mm

$ 13.70

View Details

1.55ctw Pinkish Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 14.33

View Details

1.08ct Medium-Dark Orange Hessonite Garnet, Square, VS-SI

5 x 5 mm (calibrated)

$ 22.70

View Details

0.60ct Medium Yellow Sapphire, Square, VVS-VS

4.3 x 4.2 mm

$ 39.28

View Details

0.56ct Golden-Orange Sapphire, Square, VS

4.5 x 4.4 mm

$ 36.66

View Details

4.17ctw Clear White Topaz, Square, VVS-VS

4 x 4 mm (calibrated)

$ 40.46

View Details

1.39ctw Medium Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 14.66

View Details

4.00ctw Deep Berry Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 36.96

View Details

1.05ct Bright Gold Citrine, Square, VVS

6 x 6 mm (calibrated)

$ 8.82

View Details

1.46ct Medium Gold Citrine, Square, VS

6.6 x 6.5 mm

$ 11.57

View Details

1.15ctw Light Green Sapphire, Square, VS

3 x 3 mm (calibrated)

$ 212.52

View Details

2.60ctw Lively Green Peridot, Square, VS

5 x 5 mm (calibrated)

$ 34.32

View Details

2.21ctw Scarlet Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 20.42

View Details

3.56ctw Multicolor Opal, Square, Translucent

3.8 x 3.6 mm

$ 30.46

View Details

0.21ctw Dark Bluish Purple Iolite, Square, VS

2.7 x 2.6 mm

$ 10.08

View Details

2.51ctw Medium-Dark Red Pyrope Garnet, Square, VS

4 x 4 mm (calibrated)

$ 23.20

View Details

1.51ctw Deep Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 13.96

View Details

2.87ctw Bluish White Rainbow Moonstone, Square, Transparent/Translucent

3 x 3 mm (calibrated)

$ 82.08

View Details

1.78ct Deep Orange-Gold Citrine, Square, VVS-VS

7.4 x 7.4 mm

$ 12.55

View Details

5.19ctw Multicolor Opal, Square, Transparent

4.4 x 4.3 mm

$ 44.65

View Details

0.94ctw Dark Red Pyrope Garnet, Square, VVS-VS

4 x 4 mm (calibrated)

$ 8.69

View Details

20.49ct Silver Gray Hematite, Square, Opaque

15 x 15 mm (calibrated)

$ 24.07

View Details

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

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 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

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Over pretty well experience the your website no complaints about it very easy reliable service provided

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