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Home › Gemstones › Gemstones By Size › 5 mm Gemstones

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
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Black 5 mm Gemstones
Blue 5 mm Gemstones
Brown 5 mm Gemstones
Golden 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
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1.04ctw Violet Amethyst, Cushion, Transparent

1.04ctw Violet Amethyst, Cushion, Transparent

5 x 5 mm (calibrated)

$ 7.25

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3.02ctw Red Rhodolite Garnet, Square, VS

3.02ctw Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 26.44

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0.52ct Purple Spinel, Round, VS

0.52ct Purple Spinel, Round, VS

5 mm (calibrated)

$ 27.27

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1.58ctw Blue Apatite, Oval, VS

1.58ctw Blue Apatite, Oval, VS

5 x 4 mm (calibrated)

$ 34.71

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0.55ct Red Pyrope Garnet, Heart, VVS-VS

0.55ct Red Pyrope Garnet, Heart, VVS-VS

5 x 5 mm (calibrated)

$ 13.70

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0.79ctw Orange Spessartite Garnet, Oval, VS

0.79ctw Orange Spessartite Garnet, Oval, VS

5 x 4 mm (calibrated)

$ 27.54

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3.34ctw Purple Rhodolite Garnet, Oval, VS
Rhodolite Garnet Product Video (439412)

3.34ctw Purple Rhodolite Garnet, Oval, VS

5 x 3 mm (calibrated)

$ 36.12

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0.42ct Yellow Citrine, Heart, VVS

0.42ct Yellow Citrine, Heart, VVS

5 x 5 mm (calibrated)

$ 3.34

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0.94ctw Yellow Citrine, Heart, VVS-VS

0.94ctw Yellow Citrine, Heart, VVS-VS

5 x 5 mm (calibrated)

$ 7.49

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4.52ctw Purple Rhodolite Garnet, Trillion, VS

4.52ctw Purple Rhodolite Garnet, Trillion, VS

5 x 5 mm (calibrated)

$ 39.62

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0.49ct Blue Sapphire, Heart, VS

0.49ct Blue Sapphire, Heart, VS

5 x 5 mm (calibrated)

$ 34.16

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0.61ct Yellow Spessartite Garnet, Oval, VS
Spessartite Garnet Product Video (741450)

0.61ct Yellow Spessartite Garnet, Oval, VS

5 x 4 mm (calibrated)

$ 20.25

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0.37ctw Orange Sapphire, Marquise, VVS-VS

0.37ctw Orange Sapphire, Marquise, VVS-VS

5 x 2.7 mm

$ 25.35

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2.37ctw Red Rhodolite Garnet, Square, VS

2.37ctw Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 20.75

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0.50ct Blue Sapphire, Heart, VVS-VS

0.50ct Blue Sapphire, Heart, VVS-VS

4.9 x 4.7 mm

$ 34.86

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0.89ctw Red Pyrope Garnet, Heart, VVS-VS

0.89ctw Red Pyrope Garnet, Heart, VVS-VS

5 x 4.8 mm

$ 22.16

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0.44ct Pink Sapphire, Oval, VS

0.44ct Pink Sapphire, Oval, VS

5 x 4.2 mm

$ 44.39

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0.64ct Orange Zircon, Oval, VVS

0.64ct Orange Zircon, Oval, VVS

5 x 4 mm (calibrated)

$ 9.56

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0.60ct Pink Spinel, Cushion, VVS

0.60ct Pink Spinel, Cushion, VVS

5 x 5 mm (calibrated)

$ 29.88

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0.45ct Gray Cat'S Eye Alexandrite, Oval, Opaque

0.45ct Gray Cat'S Eye Alexandrite, Oval, Opaque

5.1 x 2.8 mm

$ 74.70

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1.97ctw Blue Apatite, Oval, VS

1.97ctw Blue Apatite, Oval, VS

5 x 3.8 mm

$ 43.28

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0.42ct Yellow Citrine, Heart, VVS

0.42ct Yellow Citrine, Heart, VVS

5 x 5 mm (calibrated)

$ 2.79

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1.77ctw Green Demantoid Garnet, Oval, VS

1.77ctw Green Demantoid Garnet, Oval, VS

5 x 4 mm (calibrated)

$ 193.92

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1.38ctw Red Rhodolite Garnet, Square, VS

1.38ctw Red Rhodolite Garnet, Square, VS

5 x 5 mm (calibrated)

$ 12.08

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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

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

It was great! Great photos

Posted By Marcia in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good place to buy gemstones

Posted By Elansary in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The process was pleasant, I chose to purchase the stone traditional to the month of March as it is the month in which I was born.

Posted By Maharishi in June, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate
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