Round Blue Sapphire Gemstones
Explore natural round blue sapphire gemstones, perfect for classic and custom jewelry designs.
|
Bi-color
|
Black
|
Blue Round Blue Sapphire
|
Brown
|
Golden
|
Gray
|
Green
|
Multicolor
|
Orange
|
Pink
|
Purple
|
Red
|
Turquoise
|
Violet
|
White
|
Yellow
|
Single |
Pairs |
Lots |
Faceted |
Cabochons |
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 -> 10 ![]()
My experience was done with ease
Overall Rating -> 9 ![]()
Everything was good, the purchase was what I expected and what they show is what you get.
Overall Rating -> 10 ![]()
I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items
Overall Rating -> 10 ![]()
I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.
Overall Rating -> 9 ![]()
Plan on purchasing on an ongoing basis. So far.....so good....
Overall Rating -> 10 ![]()
Enjoy every moment



