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 high-quality laboratory-grown gemstone from the Synthetic Corundum family. Created using the Verneuil (Flame Fusion) process, it has the same chemical composition, hardness, and optical properties as natural ruby. Therefore, it offers an affordable alternative for jewelry manufacturers, gemstone dealers, and collectors.
Natural dark rubies are rare and often expensive. However, Lab Created Dark Ruby provides the same rich color and durability at a fraction of the cost. Many of our gemstones include carefully created inclusions that give them a more natural appearance. As a result, they closely resemble genuine rubies while maintaining excellent consistency and quality.
Manufacturing Process
Manufacturers produce Lab Created Dark Ruby using the Verneuil (Flame Fusion) method, one of the most trusted processes for producing synthetic corundum. During manufacturing, high-purity aluminum oxide is combined with chromium and crystallized under controlled conditions.
Consequently, the finished gemstone has the same chemical composition, hardness, density, and brilliance as natural ruby. Only advanced gemological testing can reliably distinguish laboratory-grown stones from natural ones.
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 range of precision-cut shapes, including:
- Round
- Oval
- Cushion
- Emerald
- Pear
- Marquise
- Heart
- Square
- Baguette
- Triangle
- Trillion
In addition, we offer calibrated sizes, custom cutting, matching pairs, and wholesale quantities to meet different jewelry manufacturing requirements.
Applications
Lab Created Dark Ruby is suitable for:
- Rings
- Earrings
- Necklaces
- Bracelets
- Pendants
- Fine Jewelry
- Fashion Jewelry
- Custom Jewelry Designs
Furthermore, we also supply other Synthetic Corundum gemstones, including Lab Created Blue Sapphire, White Sapphire, Yellow Sapphire, Orange Sapphire, and Lab Created Alexandrite in various shapes and calibrated sizes.
Why Choose GEMS N GEMS?
At GEMS N GEMS, we supply premium-quality Lab Created Dark Ruby gemstones with excellent color, precision cutting, and natural-looking inclusions. Moreover, we offer competitive wholesale pricing, custom sizes, and worldwide shipping. Finally, every gemstone undergoes careful quality inspection to ensure consistent standards and customer satisfaction.
If you require 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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