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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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 |
0.43ct Orange Sapphire, Pear Shape, VVS-VS
5.1 x 4.2 mm
$ 77.40
1.52ctw Blue Apatite, Oval, VS-SI
5 x 4 mm (calibrated)
$ 37.85
0.80ct Green Tourmaline, Emerald Cut, VS
5.1 x 4.8 mm
$ 48.00
1.73ctw Blue Tanzanite, Pear Shape, VS
5 x 3 mm (calibrated)
$ 79.93
0.65ct Yellow Sapphire, Trillion, VS
5 x 5 mm (calibrated)
$ 62.40
2.00ctw Blue Tanzanite, Pear Shape, VS
5 x 3 mm (calibrated)
$ 92.40
0.45ct Orange Sapphire, Oval, VVS-VS
5 x 4 mm (calibrated)
$ 162.00
0.30ct Violet Iolite, Baguette, VS
5 x 3 mm (calibrated)
$ 14.40
1.96ctw Blue Tanzanite, Pear Shape, VS
5 x 3.1 mm
$ 90.55
0.83ct Yellow Color-Change Diaspore, Square, VVS-VS
5 x 5 mm (calibrated)
$ 41.32
2.97ctw Orange Spessartite Garnet, Round, VS
5 mm (calibrated)
$ 121.54
0.58ct Yellow Zircon, Oval, VVS
5 x 4 mm (calibrated)
$ 10.44
0.43ct Green Sapphire, Oval, VS
5 x 4 mm (calibrated)
$ 38.29
3.22ctw Red Pyrope Garnet, Square, VS
5 x 5 mm (calibrated)
$ 29.75
1.77ctw Red Pyrope Garnet, Square, VVS-VS
5 x 5 mm (calibrated)
$ 16.36
0.28ct Violet Amethyst, Emerald Cut, VS
5.1 x 3.1 mm
$ 1.96
0.43ct Violet Sapphire, Oval, VVS-VS
5.1 x 4.2 mm
$ 52.36
1.31ctw Blue Sapphire, Briolette, VS
5 x 3 mm (calibrated)
$ 51.88
1.08ct Orange Sphalerite, Square, SI
5 x 5 mm (calibrated)
$ 77.76
0.89ctw Yellow Citrine, Heart, VVS-VS
5 x 5 mm (calibrated)
$ 8.54
1.40ctw Red Rhodolite Garnet, Square, VS
5 x 5 mm (calibrated)
$ 14.77
1.57ctw Red Pyrope Garnet, Square, VS
5 x 5 mm (calibrated)
$ 13.19
1.45ctw Blue Apatite, Oval, VS-SI
5 x 3.9 mm
$ 35.90
2.41ctw Purple Rhodolite Garnet, Oval, VS
5 x 4 mm (calibrated)
$ 31.40
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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 -> 10 
Easy and functional
Overall Rating -> 9 
They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!
Overall Rating -> 10
Very large selection from affordable to high end I will be coming back to shop again!
Overall Rating -> 9
Will know more once order received
Overall Rating -> 10
Enjoy viewing the selections. Excellent product
Overall Rating -> 10
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!
