5 mm Gemstones for Jewelry
Browse our selection of precisely calibrated 5 mm gemstones, ideal for consistent and professional jewelry designs.
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Bi-color
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Black 5 mm Gemstones
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Blue 5 mm Gemstones
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Brown 5 mm Gemstones
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Golden
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Gray 5 mm Gemstones
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Green 5 mm Gemstones
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Multicolor 5 mm Gemstones
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Orange 5 mm Gemstones
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Pink 5 mm Gemstones
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Purple 5 mm Gemstones
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Red 5 mm Gemstones
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Turquoise 5 mm Gemstones
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Violet 5 mm Gemstones
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White 5 mm Gemstones
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Yellow 5 mm Gemstones
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
0.87ctw Yellow Citrine, Heart, VS
5 x 5 mm (calibrated)
$ 6.07
0.45ct Purple Sapphire, Oval, VS
4.9 x 3.8 mm
$ 39.45
0.38ct Yellow Color-Change Diaspore, Oval, VS
4.9 x 3.7 mm
$ 20.06
0.44ct Pink Sapphire, Oval, VS
5 x 4.2 mm
$ 44.39
0.80ct Green Tourmaline, Emerald Cut, VS
5.1 x 4.8 mm
$ 39.84
1.65ctw Orange Spessartite Garnet, Oval, VS
5.2 x 4.1 mm
$ 71.84
1.68ctw Green Demantoid Garnet, Oval, VS
5 x 4 mm (calibrated)
$ 184.06
1.78ctw Red Pyrope Garnet, Square, VS
5 x 5 mm (calibrated)
$ 13.65
0.64ct Blue Sapphire, Round, VS
5 mm (calibrated)
$ 383.45
0.33ct Blue Tanzanite, Pear Shape, VS
5 x 4 mm (calibrated)
$ 19.72
1.36ctw White Rainbow Moonstone, Pear Shape, Transparent
5 x 5 mm (calibrated)
$ 25.33
1.34ctw Blue Apatite, Oval, VS-SI
5.2 x 4.2 mm
$ 44.04
0.64ctw Blue Tanzanite, Pear Shape, VVS-VS
5.2 x 4.2 mm
$ 37.61
2.37ctw Red Rhodolite Garnet, Square, VS
5 x 5 mm (calibrated)
$ 20.75
0.56ct Orange Spessartite Garnet, Oval, VS-SI
5 x 4 mm (calibrated)
$ 16.73
0.45ct Yellow Citrine, Heart, VVS-VS
5 x 5 mm (calibrated)
$ 3.59
2.48ctw Green Kornerupine, Square, VVS-VS
5 x 5 mm (calibrated)
$ 108.68
1.12ctw Red Pyrope Garnet, Heart, VVS-VS
5 x 5 mm (calibrated)
$ 8.92
1.58ctw White Zircon, Round, VVS-VS
5 mm (calibrated)
$ 46.75
0.53ct Yellow Citrine, Cushion, VVS-VS
5 x 5 mm (calibrated)
$ 3.96
1.29ctw Red Pyrope Garnet, Square, VVS-VS
5 x 5 mm (calibrated)
$ 9.89
0.81ct Yellow Color-Change Diaspore, Square, VS
5 x 5 mm (calibrated)
$ 28.44
0.60ct Green Tourmaline, Round, Transparent
5 mm (calibrated)
$ 11.95
0.38ctw Yellow Sapphire, Marquise, VS
5.1 x 2.6 mm
$ 26.04
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Why Buy 5 Mm Gemstones from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
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 -> 9 
Very easy to navigate with a great selection.
Overall Rating -> 10 
Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.
Overall Rating -> 10
Very food
Overall Rating -> 9
If you have motion picture, then I will be more satisfied with.
Overall Rating -> 10
GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!
Overall Rating -> 10
I love the product and the details about each of them.
