Ultimate Guide to Lab Grown Cushion Brilliant Cut Diamonds
Introduction: Why Cushion Brilliant Cut Diamonds Are Captivating the World
The cushion brilliant cut diamond is where heritage meets innovation. Known for its soft corners, pillow-like outline, and mesmerizing sparkle, this cut has become even more desirable when created as a lab grown diamond. Buyers today seek beauty with meaning—luxury that aligns with values—and lab grown cushion brilliant cut diamonds deliver exactly that.
This ultimate guide is crafted to help you understand every detail: from how cushion brilliant cuts are made, to how lab grown diamonds compare with mined stones, to how you can confidently select the perfect gem.
Table of Contents
- What Is a Lab Grown Diamond?
- Understanding the Cushion Brilliant Cut
- History of the Cushion Cut
- Brilliance, Fire & Sparkle
- The 4Cs Explained
- Diamond Grading & Certification
- Price & Value Comparison
- Ethical & Environmental Benefits
- Best Ring Settings
- Step-by-Step Buying Guide
- Care & Maintenance
- FAQs
What Is a Lab Grown Diamond?
A lab grown diamond is a real diamond created in a controlled laboratory environment using advanced technology that replicates natural diamond formation. Chemically, physically, and optically, lab grown diamonds are identical to mined diamonds.
How Lab Grown Diamonds Are Created
- HPHT (High Pressure High Temperature): Mimics Earth’s natural conditions.
- CVD (Chemical Vapor Deposition): Grows diamond layers atom by atom.
Understanding the Cushion Brilliant Cut
The cushion brilliant cut is defined by rounded corners and larger facets designed to maximize light return. Unlike crushed-ice cushions, the brilliant style emphasizes bold flashes of light.
Key Characteristics
- Pillow-like shape
- Large facets for strong sparkle
- Vintage charm with modern brilliance
History of the Cushion Cut
Dating back over 200 years, the cushion cut was once known as the “old mine cut.” Modern technology refined it into the cushion brilliant cut we admire today—especially stunning in lab grown diamonds due to precision cutting.
Brilliance, Fire & Sparkle Explained
| Light Performance | Description |
|---|---|
| Brilliance | White light reflection |
| Fire | Rainbow color dispersion |
| Scintillation | Sparkle when the diamond moves |
The 4Cs of Lab Grown Cushion Brilliant Cut Diamonds
Cut
Cut quality directly impacts sparkle. Cushion brilliant cuts should have excellent symmetry and polish.
Color
Lab grown diamonds often achieve higher color grades, appearing bright and colorless.
Clarity
Inclusions are fewer and less visible in lab grown stones, especially in cushion brilliant styles.
Carat
Due to lower cost, buyers can choose larger carat weights without compromising quality.
Grading & Certification
Always choose lab grown cushion brilliant cut diamonds that are independently graded, ensuring transparency and confidence in quality.
Price & Value Comparison
| Feature | Lab Grown | Mined |
|---|---|---|
| Price | More affordable | Higher cost |
| Ethics | Conflict-free | Varies |
| Appearance | Identical | Identical |
Ethical & Environmental Benefits
- No mining impact
- Reduced carbon footprint
- Transparent sourcing
Best Ring Settings for Cushion Brilliant Diamonds
Luxury engagement ring with lab grown cushion brilliant cut diamond
- Halo settings for extra sparkle
- Solitaire for timeless elegance
- Vintage-inspired designs

Step-by-Step Buying Guide
- Set your budget
- Choose preferred carat size
- Select optimal color and clarity
- Verify certification
- Pick the perfect setting

Care & Maintenance
Clean your lab grown cushion brilliant cut diamond with mild soap and warm water. Store separately to avoid scratches.
Frequently Asked Questions
Are lab grown cushion brilliant cut diamonds real?
Yes, they are 100% real diamonds with identical properties to mined diamonds.
Do lab grown diamonds sparkle as much?
Absolutely. Cushion brilliant cuts are designed for exceptional sparkle.
Are lab grown diamonds ethical?
Yes, they are conflict-free and environmentally responsible.
Can lab grown diamonds be certified?
Yes, they receive professional grading reports.
Is resale value lower?
Lab grown diamonds focus on value and beauty rather than scarcity.
Which setting suits cushion cuts best?
Halo and solitaire settings are most popular.
Do cushion brilliant cuts hide inclusions?
Yes, their facet pattern helps mask minor inclusions.
Are lab grown diamonds durable?
They rank 10 on the Mohs scale, just like mined diamonds.
Can I customize a cushion brilliant ring?
Yes, customization options are widely available.
Why choose cushion brilliant over round?
Cushion brilliant cuts offer vintage charm with bold sparkle.




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