Black Star Sapphire, Natural Star Sapphires, Round, Oval, Pear. Wholesale Black Star Sapphire
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See our black star sapphire gemstone collection. Featuring natural asterism and unparalleled beauty. Our collection includes loose star sapphires, black star sapphire loose stones, and rare black star sapphires available in various carat weights. Ideal for creating bespoke jewelry, these loose gemstones showcase the timeless elegance of star sapphires. Discover the perfect black sapphire to complement your design vision. |
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Bi-color
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Black Black Star Sapphire
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Blue
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Brown
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Golden
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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 |
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| ID: | 683217 |
| Weight: | 2.19ct |
| Size: | 8.8 x 7.6 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 47.30 |
| Item in Stock | |
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| ID: | 683629 |
| Weight: | 2.50ct |
| Size: | 8.9 x 6.6 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 45.00 |
| Item in Stock | |
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| ID: | 683566 |
| Weight: | 2.92ct |
| Size: | 9 x 7.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 63.07 |
| Item in Stock | |
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| ID: | 683968 |
| Weight: | 17.54ct |
| Size: | 15.6 x 13 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 228.02 |
| Item in Stock | |
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| ID: | 683214 |
| Weight: | 3.91ct |
| Size: | 9.4 x 8.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 84.46 |
| Item in Stock | |
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| ID: | 683340 |
| Weight: | 5.13ct |
| Size: | 10.6 x 8.1 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 110.81 |
| Item in Stock | |
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| ID: | 683697 |
| Weight: | 4.69ct |
| Size: | 11 x 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 101.30 |
| Item in Stock | |
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| ID: | 683177 |
| Weight: | 3.95ct |
| Size: | 10.5 x 8 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 85.32 |
| Item in Stock | |
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| ID: | 682733 |
| Weight: | 6.03ct |
| Size: | 10.9 x 9.9 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 144.72 |
| Item in Stock | |
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| ID: | 682686 |
| Weight: | 4.60ct |
| Size: | 10.2 x 8.9 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 110.40 |
| Item in Stock | |
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| ID: | 683496 |
| Weight: | 4.70ct |
| Size: | 9.2 x 8.2 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 101.52 |
| Item in Stock | |
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| ID: | 683620 |
| Weight: | 2.47ct |
| Size: | 8.8 x 6.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 53.35 |
| Item in Stock | |
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| ID: | 683225 |
| Weight: | 3.62ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 78.19 |
| Item in Stock | |
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| ID: | 682776 |
| Weight: | 3.50ct |
| Size: | 9 x 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 63.00 |
| Item in Stock | |
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| ID: | 682728 |
| Weight: | 6.71ct |
| Size: | 11 x 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 161.04 |
| Item in Stock | |
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| ID: | 683487 |
| Weight: | 4.49ct |
| Size: | 10.8 x 8.2 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 96.98 |
| Item in Stock | |
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| ID: | 682734 |
| Weight: | 3.89ct |
| Size: | 10.9 x 8.6 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 93.36 |
| Item in Stock | |
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| ID: | 684797 |
| Weight: | 34.34ct |
| Size: | 20.2 x 16.8 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 535.70 |
| Item in Stock | |
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| ID: | 682753 |
| Weight: | 2.26ct |
| Size: | 9 x 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 40.68 |
| Item in Stock | |
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| ID: | 682770 |
| Weight: | 1.98ct |
| Size: | 9 x 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 35.64 |
| Item in Stock | |
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| ID: | 683561 |
| Weight: | 3.50ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 75.60 |
| Item in Stock | |
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| ID: | 683488 |
| Weight: | 4.01ct |
| Size: | 11 x 7.9 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 86.62 |
| Item in Stock | |
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| ID: | 683700 |
| Weight: | 3.76ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 67.68 |
| Item in Stock | |
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| ID: | 682965 |
| Weight: | 7.80ct |
| Size: | 12 x 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 187.20 |
| Item in Stock | |
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| ID: | 683378 |
| Weight: | 4.05ct |
| Size: | 9.6 x 7.1 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 87.48 |
| Item in Stock | |
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| ID: | 683568 |
| Weight: | 3.64ct |
| Size: | 10.1 x 7.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 78.62 |
| Item in Stock | |
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| ID: | 683175 |
| Weight: | 4.63ct |
| Size: | 10.2 x 8.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 100.01 |
| Item in Stock | |
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| ID: | 678294 |
| Weight: | 3.25ct |
| Size: | 10.6 x 8 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 58.50 |
| Item in Stock | |
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| ID: | 678373 |
| Weight: | 5.24ct |
| Size: | 10.6 x 8.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 93.78 |
| Item in Stock | |
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| ID: | 682720 |
| Weight: | 6.54ct |
| Size: | 10.7 x 8.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 156.96 |
| Item in Stock | |
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| ID: | 682741 |
| Weight: | 9.54ct |
| Size: | 12 x 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 228.96 |
| Item in Stock | |
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| ID: | 683969 |
| Weight: | 19.55ct |
| Size: | 15.5 x 13.8 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 304.98 |
| Item in Stock | |
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| ID: | 683335 |
| Weight: | 5.81ct |
| Size: | 10.4 x 8.2 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 125.50 |
| Item in Stock | |
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| ID: | 683402 |
| Weight: | 4.91ct |
| Size: | 9.8 x 7.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 106.06 |
| Item in Stock | |
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| ID: | 682738 |
| Weight: | 8.75ct |
| Size: | 12 x 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 210.00 |
| Item in Stock | |
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| ID: | 682719 |
| Weight: | 4.89ct |
| Size: | 11 x 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 117.36 |
| Item in Stock | |
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| ID: | 683696 |
| Weight: | 5.71ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 123.34 |
| Item in Stock | |
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| ID: | 683624 |
| Weight: | 4.54ct |
| Size: | 10.8 x 8.3 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 98.06 |
| Item in Stock | |
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| ID: | 682680 |
| Weight: | 5.11ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 91.98 |
| Item in Stock | |
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| ID: | 682692 |
| Weight: | 6.52ct |
| Size: | 11.8 x 9 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 130.40 |
| Item in Stock | |
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| ID: | 683220 |
| Weight: | 3.50ct |
| Size: | 9 x 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 75.60 |
| Item in Stock | |
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| ID: | 683395 |
| Weight: | 2.36ct |
| Size: | 9 x 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 50.98 |
| Item in Stock | |
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| ID: | 682723 |
| Weight: | 7.84ct |
| Size: | 11.5 x 9.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 188.16 |
| Item in Stock | |
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| ID: | 683376 |
| Weight: | 3.97ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 71.46 |
| Item in Stock | |
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| ID: | 682690 |
| Weight: | 6.43ct |
| Size: | 11.5 x 9.3 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 154.32 |
| Item in Stock | |
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| ID: | 683539 |
| Weight: | 4.70ct |
| Size: | 10.5 x 8.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 101.52 |
| Item in Stock | |
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| ID: | 683701 |
| Weight: | 3.55ct |
| Size: | 9.4 x 8 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 76.68 |
| Item in Stock | |
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| ID: | 683543 |
| Weight: | 5.13ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 110.81 |
| Item in Stock | |
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| ID: | 683492 |
| Weight: | 5.09ct |
| Size: | 10.3 x 8.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 109.94 |
| Item in Stock | |
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| ID: | 683171 |
| Weight: | 2.95ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 63.72 |
| Item in Stock | |
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| ID: | 683564 |
| Weight: | 3.95ct |
| Size: | 10 x 8.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 85.32 |
| Item in Stock | |
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| ID: | 683380 |
| Weight: | 4.38ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 88.13 |
| Item in Stock | |
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| ID: | 683400 |
| Weight: | 4.67ct |
| Size: | 10.7 x 8.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 100.87 |
| Item in Stock | |
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| ID: | 682751 |
| Weight: | 2.74ct |
| Size: | 8.2 x 6.8 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 229.32 |
| Item in Stock | |
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| ID: | 683703 |
| Weight: | 3.44ct |
| Size: | 11 x 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 74.30 |
| Item in Stock | |
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| ID: | 683342 |
| Weight: | 6.28ct |
| Size: | 10.5 x 8.6 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 135.65 |
| Item in Stock | |
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| ID: | 683563 |
| Weight: | 3.34ct |
| Size: | 9.7 x 7.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 72.14 |
| Item in Stock | |
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| ID: | 678293 |
| Weight: | 4.08ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 73.44 |
| Item in Stock | |
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| ID: | 683172 |
| Weight: | 5.01ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 108.22 |
| Item in Stock | |
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| ID: | 683493 |
| Weight: | 5.17ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 111.67 |
| Item in Stock | |
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FAQs
What is black star sapphire?
A black star sapphire is a unique gemstone known for its captivating asterism, a star-like pattern that appears on the surface when exposed to light. These rare black star sapphires are highly sought after for their distinct beauty and durability.
What causes the star effect in black star sapphires?
The star effect, or asterism, in black star sapphires is caused by the reflection of light on needle-like inclusions within the stone. These inclusions are typically made of rutile, creating the stunning star pattern seen in loose star sapphires.
Are loose black star sapphires suitable for jewelry?
Yes, loose black star sapphires are perfect for creating custom jewelry pieces, such as rings, pendants, and earrings. Their durability, with a Mohs hardness of 9, makes them an excellent choice for everyday wear.
What is the difference between a black star sapphire and a regular sapphire?
While both are varieties of sapphire, black star sapphires exhibit asterism, which sets them apart. Regular sapphires, such as blue or pink sapphires, lack this unique star-like effect found in loose black star sapphires.
How do I choose a loose black star sapphire?
When selecting a loose black star sapphire, consider the clarity, carat weight, and prominence of the star effect. Rare black star sapphires with a distinct six-rayed star pattern are particularly valuable.
Are black star sapphires natural?
Most black star sapphires are natural and untreated, but some may undergo enhancements to improve their appearance. Always purchase from a trusted source to ensure the authenticity of loose black star sapphires.
How much do black star sapphires cost?
The price of black star sapphires varies based on their size, quality, and rarity. Loose black star sapphires with a strong, well-defined asterism and higher carat weight typically command higher prices.
Can I buy loose black star sapphires in bulk?
Yes, many gemstone suppliers offer wholesale options for loose black star sapphires. This is a great choice for jewelers or collectors looking to purchase multiple high-quality loose gemstones.
Where can I find rare black star sapphires?
Rare black star sapphires are available through reputable gemstone retailers, both online and in-store. Look for detailed descriptions, certifications, and images when shopping for loose star sapphires.
Are loose star sapphires good for investment?
Loose star sapphires, especially rare black star sapphires with exceptional asterism, can be a great investment. Their rarity and timeless appeal make them a valuable addition to any gemstone collection.
GemSelect Certified Store Reviews
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Overall Rating -> 10 
I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.
Overall Rating -> 10
Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.
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It was easy to navigate
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Great for buying gemstones, came with authenticity certs. Will buy again someday!
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Loved the lot buy options
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Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.
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It was easy and to the point
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I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
