Lab Created Dark Ruby / Synthetic Dark Ruby / Synthetic Corundum
Premium Lab Created Dark Ruby
Lab Created Dark Ruby, also known as Synthetic Dark Ruby, is a premium laboratory-grown gemstone from the Synthetic Corundum family. Manufactured using the Verneuil (Flame Fusion) process, it has the same chemical composition, hardness, density, and brilliance as natural ruby. Therefore, it offers an affordable alternative without compromising on quality or durability.
Natural dark rubies are rare and expensive, making them difficult for many buyers to own. However, Lab Created Dark Ruby delivers the rich color and beauty of natural ruby at a much lower price. In addition, selected stones contain natural-looking inclusions that closely resemble those found in genuine rubies, creating a more realistic appearance.
Manufacturing Process
Lab Created Dark Ruby is produced using the Verneuil (Flame Fusion) process, one of the most trusted methods for manufacturing synthetic corundum. During production, high-purity aluminum oxide is fused with chromium at extremely high temperatures to form ruby crystals.
As a result, the finished gemstones have the same chemical composition and nearly identical physical properties as natural ruby. They offer excellent brilliance, durability, and color consistency, making them suitable for both jewelry and gemstone collections.
Physical Properties
| Property | Specification |
|---|---|
| Gemstone | Lab Created Dark Ruby |
| Alternative Name | Synthetic Dark Ruby |
| Gem Family | Synthetic Corundum |
| Chemical Formula | Al₂O₃ |
| Hardness | 9 on Mohs Scale |
| Density | 3.98–4.10 g/cm³ |
| Purity | 99.99% |
| Manufacturing Process | Verneuil / Flame Fusion |
Available Shapes
We supply Lab Created Dark Ruby in a wide selection of precision-cut shapes, including:
- Round
- Oval
- Cushion
- Emerald
- Pear
- Marquise
- Heart
- Square
- Baguette
- Triangle
- Trillion
Furthermore, we provide calibrated sizes, matching pairs, custom cutting, and wholesale quantities for jewelry manufacturers, designers, and gemstone dealers.
Applications
Lab Created Dark Ruby is ideal for creating:
- Rings
- Earrings
- Necklaces
- Bracelets
- Pendants
- Fine Jewelry
- Fashion Jewelry
- Custom Jewelry Designs
We also supply other Synthetic Corundum gemstones, including Lab Created Blue Sapphire, White Sapphire, Yellow Sapphire, Orange Sapphire, and Lab Created Alexandrite in various cuts and sizes.
Why Choose GEMS N GEMS?
At GEMS N GEMS, we offer premium-quality Lab Created Dark Ruby gemstones with excellent color, precision cutting, and natural-looking inclusions. Moreover, we provide competitive wholesale pricing, custom sizes, and reliable worldwide shipping. Finally, every gemstone is carefully inspected to ensure consistent quality and complete customer satisfaction.
If you need a shape or size that is not listed, our team can manufacture custom-cut Lab Created Dark Ruby gemstones to match your exact specifications.


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