X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

5 mm Gemstones for Jewelry

Browse our selection of precisely calibrated 5 mm gemstones, ideal for consistent and professional jewelry designs.

5 mm Gemstones Weight
5 mm Gemstones Size
5 mm Gemstones Clarity
5 mm Gemstones Price
5 mm Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black 5 mm Gemstones
Blue 5 mm Gemstones
Brown 5 mm Gemstones
Gray 5 mm Gemstones
Green 5 mm Gemstones
Multicolor 5 mm Gemstones
Orange 5 mm Gemstones
Pink 5 mm Gemstones
Purple 5 mm Gemstones
Red 5 mm Gemstones
Turquoise 5 mm Gemstones
Violet 5 mm Gemstones
White 5 mm Gemstones
Yellow 5 mm Gemstones
Single
Pairs
Lots
Faceted
Cabochons
Clear All

0.40ct Yellow Citrine, Heart, VS

5 x 5 mm (calibrated)

$ 3.36

View Details

0.66ct Pink Tourmaline, Round, Transparent

5 mm (calibrated)

$ 11.36

View Details

0.87ct Blue Sapphire, Cushion, VS

5 x 5 mm (calibrated)

$ 125.28

View Details

5.15ctw Purple Rhodolite Garnet, Trillion, VS

5 x 5 mm (calibrated)

$ 54.38

View Details

1.23ctw Orange Zircon, Oval, VS

5.2 x 4.1 mm

$ 36.90

View Details

1.96ctw Blue Tanzanite, Pear Shape, VS

5 x 3 mm (calibrated)

$ 90.55

View Details

0.71ct Orange Tourmaline, Round, Transparent

5 mm (calibrated)

$ 34.08

View Details

0.62ct Orange Zircon, Oval, VVS

5 x 4 mm (calibrated)

$ 18.60

View Details

0.45ct Yellow Chrysoberyl Cat's Eye, Oval, Translucent

5 x 4.5 mm

$ 16.20

View Details

2.09ctw Blue Apatite, Oval, VS

5 x 4 mm (calibrated)

$ 55.31

View Details

0.43ct Yellow Citrine, Heart, VVS

5 x 5 mm (calibrated)

$ 3.44

View Details

2.85ctw White Rainbow Moonstone, Pear Shape, Transparent

5 x 4.8 mm

$ 75.24

View Details

1.48ctw Blue Apatite, Oval, VS-SI

5 x 4 mm (calibrated)

$ 36.84

View Details

3.25ctw Blue Topaz, Oval, VS

5.2 x 3.2 mm

$ 21.46

View Details

1.40ctw Blue Apatite, Oval, VS-SI

5 x 4 mm (calibrated)

$ 31.68

View Details

1.43ctw Red Pyrope Garnet, Square, VS

5 x 5 mm (calibrated)

$ 13.21

View Details

0.52ct Yellow Color-Change Diaspore, Round, VS

5 mm (calibrated)

$ 22.87

View Details

1.26ctw Red Pyrope Garnet, Heart, VS

5 x 5 mm (calibrated)

$ 37.80

View Details

1.12ctw Red Pyrope Garnet, Heart, VVS-VS

5 x 5 mm (calibrated)

$ 10.75

View Details

0.53ct Blue Sapphire, Heart, VS

5 x 5 mm (calibrated)

$ 44.52

View Details

1.21ctw Orange Zircon, Oval, VS

5 x 4 mm (calibrated)

$ 36.30

View Details

1.31ctw White Zircon, Round, VS

5 mm (calibrated)

$ 41.50

View Details

0.85ctw Purple Sapphire, Oval, VS

5 x 4 mm (calibrated)

$ 98.06

View Details

0.33ct Pink Morganite, Round, VS

5 mm (calibrated)

$ 17.82

View Details

Why Buy 5 Mm Gemstones from GemSelect?

Precision Cut 5 mm Gemstones

Our 5 mm gemstones are expertly cut to precise dimensions, making them ideal for standardized jewelry settings such as rings, earrings, and bracelets.

Shop 5mm Loose Gemstones Online

Discover a wide range of 5mm loose gemstones available in many varieties, colors, and shapes, all ready for immediate shipment worldwide.

Perfect Size for Jewelry Settings

The 5 mm size is one of the most popular choices for jewelry, offering a balance between visibility and wearability for rings, studs, and pendants.

Wide Variety of Gemstone Types

Choose from sapphires, garnets, amethyst, citrine, peridot, and many other gemstones, all available in calibrated 5 mm sizes.

Faceted and Cabochon Options

Our 5 mm gemstones are available in both faceted cuts for maximum brilliance and cabochon finishes for a smooth, classic appearance.

Calibrated Gemstones for Easy Setting

Calibrated 5mm gemstones ensure a consistent fit in pre-made jewelry mounts, saving time and ensuring professional results for jewelers.

Natural and Certified Gemstones

All our gemstones are natural and carefully sourced, with full disclosure of any treatments to ensure transparency and trust.

Wholesale 5 mm Gemstones

We offer competitive pricing for bulk purchases, making our 5 mm gemstones an excellent choice for jewelry manufacturers and resellers.

Learn more about gemstone cuts, sizes, and quality on our Gemstone Cut Information Page.

FAQs

What does 5 mm mean in gemstones?

5 mm refers to the diameter or size of the gemstone, commonly used for round stones, making it a standardized size for jewelry settings.

Are 5 mm gemstones considered large?

5 mm gemstones are considered medium-sized, offering a noticeable presence while remaining comfortable for everyday wear.

Are 5mm gemstones calibrated?

Yes, most 5mm gemstones are precision-cut to calibrated sizes, ensuring they fit standard jewelry mounts without adjustment.

Which gemstones are available in 5 mm size?

Many gemstones are available in 5 mm, including sapphire, ruby, garnet, amethyst, citrine, peridot, and more.

Can I use 5 mm gemstones for engagement rings?

Yes, 5 mm gemstones are a popular choice for engagement rings, especially for those seeking a balanced and practical stone size.

Do 5 mm gemstones work with standard settings?

Yes, calibrated 5 mm gemstones are designed to fit standard jewelry settings, making them easy to use in pre-made mounts.

Are your 5 mm gemstones natural?

All our gemstones are natural, with any treatments clearly disclosed to maintain transparency and customer confidence.

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

hassle free experience.

Posted By Jhidron 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 -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was fine . Wish there had been more round stones to select from

Posted By Emm in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I loved it! Extensive inventory, great prices, I definitely will be buying from here again!

Posted By Lex in April, 2026
Source: Bizrate
Enlarged Gemstone Image