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 belonging to the Synthetic Corundum family. Manufactured using the Verneuil (Flame Fusion) process, it offers the same chemical composition, hardness, and durability as natural ruby. Therefore, it is an excellent choice for jewelry manufacturers, gemstone wholesalers, and designers looking for high-quality gemstones at an affordable price.
Natural dark rubies are rare and can be extremely expensive. However, Lab Created Dark Ruby delivers the same rich color, brilliance, and long-lasting performance at a fraction of the cost. Selected stones also feature natural-looking inclusions that closely resemble those found in genuine rubies. As a result, they provide an authentic appearance while maintaining excellent consistency and quality.
Manufacturing Process
Manufacturers create Lab Created Dark Ruby using the Verneuil (Flame Fusion) method, one of the most widely recognized techniques for producing synthetic corundum gemstones. During the process, high-purity aluminum oxide (Al₂O₃) is fused with chromium under carefully controlled temperatures to form ruby crystals.
Consequently, the finished gemstones possess the same chemical composition, hardness, density, and optical properties as natural ruby. Their excellent durability makes them suitable for everyday jewelry and professional gemstone applications.
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 variety 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 manufacturing requirements.
Applications
Lab Created Dark Ruby is suitable for creating:
- Rings
- Earrings
- Necklaces
- Bracelets
- Pendants
- Fine Jewelry
- Fashion Jewelry
- Custom Jewelry Designs
Furthermore, we supply other Synthetic Corundum gemstones, including Lab Created Blue Sapphire, White Sapphire, Yellow Sapphire, Orange Sapphire, and Lab Created Alexandrite in a wide range of cuts and sizes.
Why Choose GEMS N GEMS?
At GEMS N GEMS, we provide 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 reliable worldwide shipping. Finally, every gemstone is carefully inspected before dispatch to ensure consistent quality and complete 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 meet your exact specifications.


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