Round Blue Sapphire Gemstones
Explore natural round blue sapphire gemstones, perfect for classic and custom jewelry designs.
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Bi-color
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Black
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Blue Round Blue Sapphire
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Brown
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Gray
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Green
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Multicolor
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Orange
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Pink
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Purple
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Red
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Turquoise
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Violet
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
0.74ctw Blue Sapphire, Round, VS
4 mm (calibrated)
$ 97.68
0.50ct Blue Sapphire, Round, VVS-VS
5 mm (calibrated)
$ 405.80
0.71ct Blue Sapphire, Round, VVS
5 mm (calibrated)
$ 509.21
1.29ctw Blue Sapphire, Round, VS
5 mm (calibrated)
$ 681.12
0.55ct Blue Sapphire, Round, VVS-VS
5 mm (calibrated)
$ 446.39
0.60ct Blue Sapphire, Round, VS
5 mm (calibrated)
$ 486.97
1.32ct Blue Sapphire, Round, VVS-VS
6 mm (calibrated)
$ 792.00
0.94ctw Blue Sapphire, Round, VS
4 mm (calibrated)
$ 124.08
1.11ctw Blue Sapphire, Round, VS
5 mm (calibrated)
$ 532.80
1.16ctw Blue Sapphire, Round, VS
5 mm (calibrated)
$ 612.48
0.60ct Blue Sapphire, Round, VS
5 mm (calibrated)
$ 486.97
2.69ctw Blue Sapphire, Round, Transparent
4.5 mm (calibrated)
$ 71.02
1.11ctw Blue Sapphire, Round, VS
5 mm (calibrated)
$ 586.08
0.60ct Blue Sapphire, Round, VVS-VS
5 mm (calibrated)
$ 486.97
0.60ct Blue Sapphire, Round, VVS-VS
5 mm (calibrated)
$ 486.97
0.62ct Blue Sapphire, Round, VS
5 mm (calibrated)
$ 444.66
0.63ct Blue Sapphire, Round, VVS-VS
5 mm (calibrated)
$ 402.60
1.20ctw Blue Sapphire, Round, VS
5 mm (calibrated)
$ 633.60
1.12ctw Blue Sapphire, Round, VS
5 mm (calibrated)
$ 591.36
1.09ctw Blue Sapphire, Round, VS
5 mm (calibrated)
$ 523.20
0.62ct Blue Sapphire, Round, VVS
5 mm (calibrated)
$ 444.66
0.55ct Blue Sapphire, Round, VVS-VS
5 mm (calibrated)
$ 394.45
0.60ct Blue Sapphire, Round, VS
5 mm (calibrated)
$ 486.97
0.66ct Blue Sapphire, Round, VS
5 mm (calibrated)
$ 473.34
Why Buy Round Blue Sapphire 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
Natural Round Blue Sapphire
Our natural round blue sapphire gemstones are carefully sourced for their rich color and excellent clarity. Each stone is selected to meet high standards for fine jewelry and collectors.
Loose Blue Sapphire Stones Online
Browse loose blue sapphire gemstones in round cuts, ideal for custom jewelry projects. Enjoy a wide range of sizes, qualities, and price points with secure worldwide delivery.
Round Cut Sapphire for Jewelry
The round cut is the most popular shape for blue sapphires, offering maximum brilliance and symmetry. These gemstones are perfect for rings, earrings, and pendants.
Heated and Unheated Blue Sapphires
We offer both heated and unheated blue sapphire gemstones. Heat treatment enhances color and clarity, while unheated stones are valued for their natural state and rarity.
Calibrated Round Sapphire Sizes
Find calibrated round blue sapphires in standard sizes such as 4 mm, 5 mm, 6 mm, and larger. These stones fit perfectly into pre-made jewelry settings.
Blue Sapphire Quality Factors
When choosing a blue sapphire, consider color saturation, clarity, cut, and origin. Deep vivid blue stones with good transparency are the most desirable.
September Birthstone Sapphire
Blue sapphire is the birthstone for September and symbolizes wisdom, loyalty, and protection. It is a meaningful choice for gifts and engagement rings.
Wholesale Blue Sapphire Options
Buy round blue sapphire gemstones in bulk for jewelry production or resale. We offer competitive pricing and a consistent supply of high-quality stones.
Learn more about sapphire varieties, treatments, and care on our Sapphire Information Page.
FAQs
Are your round blue sapphire gemstones natural?
Yes, all our blue sapphire gemstones are natural. Any treatments, such as heat, are fully disclosed for transparency.
Is round cut the best shape for blue sapphires?
The round cut is highly popular because it maximizes brilliance and works well in most jewelry settings, especially rings.
What size round sapphire should I choose for a ring?
Common sizes for rings include 5 mm to 7 mm, depending on the design and desired visual impact.
What is the difference between heated and unheated sapphires?
Heated sapphires have improved color and clarity, while unheated sapphires are untreated and often more valuable due to their rarity.
Are round blue sapphires suitable for daily wear?
Yes, sapphire ranks 9 on the Mohs scale, making it very durable and suitable for everyday jewelry like engagement rings.
Do you offer calibrated round blue sapphires?
Yes, we stock calibrated sizes that fit standard jewelry settings, making them ideal for easy mounting.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
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 good place to buy gemstones
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 -> 9
It was a good experience looking for and finding a nice amethyst stone
Overall Rating -> 10
They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.
Overall Rating -> 9
The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.
