Understanding the Difference Between Moissanite and Diamonds Why Humphrey Jewellery Chooses Diamonds
- Dec 31, 2025
- 4 min read
When shopping for fine jewellery, especially engagement rings or special gifts, you might come across two popular gemstones: moissanite and diamonds. Both sparkle brilliantly and can look quite similar at first glance. Yet, at Humphrey Jewellery, we have made a clear choice to focus on diamonds rather than moissanite. This post explains the key differences between these stones and why we believe diamonds remain the best choice for our customers.

What Is Moissanite?
Moissanite is a gemstone originally discovered in a meteorite crater by Nobel Prize-winning chemist Henri Moissan in 1893. It is made of silicon carbide and is prized for its brilliance and fire, often compared to diamonds. Today, moissanite is lab-created, making it more affordable and environmentally friendly compared to mined stones.
Key Characteristics of Moissanite
Brilliance and Fire: Moissanite has a higher refractive index than diamonds, which means it can sparkle even more intensely under light.
Hardness: It ranks 9.25 on the Mohs scale, making it very hard and durable, but still slightly less than diamonds.
Price: Moissanite is generally much less expensive than diamonds, sometimes costing a fraction of the price.
Color: While near-colorless, moissanite can sometimes show a slight yellow or green tint under certain lighting conditions.
What Makes Diamonds Unique?
Diamonds are formed naturally over billions of years deep within the Earth’s mantle. They are made of pure carbon arranged in a crystal lattice, which gives them unmatched hardness and optical properties.
Key Characteristics of Diamonds
Hardness: Diamonds score a perfect 10 on the Mohs scale, making them the hardest natural material known.
Brilliance and Fire: Diamonds have a unique balance of brilliance and fire that is highly valued in fine jewellery.
Rarity and Value: Natural diamonds are rare and have a long-standing cultural and emotional significance.
Color and Clarity: Diamonds come in a wide range of colors and clarity grades, allowing for customization and investment value.
Why Humphrey Jewellery Does Not Sell Moissanite
At Humphrey Jewellery, our commitment is to provide jewellery that holds lasting value, beauty, and meaning. Here are the main reasons we choose diamonds over moissanite:
1. Authenticity and Tradition
Diamonds have been the symbol of love, commitment, and luxury for centuries. Their natural origin and rarity give them a timeless appeal that synthetic stones cannot replicate. Our customers often seek that authentic connection and heritage that only diamonds offer.
2. Superior Durability
While moissanite is very hard, diamonds are the hardest known natural substance. This means diamonds resist scratches and damage better over time, ensuring your jewellery stays pristine for generations.
3. Investment and Resale Value
Diamonds maintain strong resale value due to their rarity and demand. Moissanite, being lab-created and widely available, does not hold the same investment potential. For customers looking for jewellery that can be passed down or sold, diamonds are a safer choice.
4. Colour and Clarity Standards
Diamonds are graded on strict international standards for color and clarity, allowing customers to choose stones that meet their exact preferences. Moissanite’s color can sometimes show subtle hues that may not appeal to everyone, especially in larger stones.
5. Emotional Significance
Many of our clients value the emotional story behind their jewellery. Diamonds carry a legacy of romance and celebration that synthetic stones have yet to build. Choosing a diamond is often about more than just appearance—it’s about the story and meaning.
Comparing Moissanite and Diamonds Side by Side
| Feature | Moissanite | Diamond |
|--------------------|----------------------------------|---------------------------------|
| Composition | Silicon carbide (lab-created) | Carbon (natural or lab-grown) |
| Hardness (Mohs) | 9.25 | 10 |
| Brilliance | Higher refractive index, more fire| Balanced brilliance and fire |
| Price | Much more affordable | Higher cost due to rarity |
| Color | Near-colorless, slight tint possible | Wide range, from colorless to fancy colors |
| Rarity | Lab-created, abundant | Natural rarity, valuable |
| Resale Value | Low | High |
| Emotional Value | Limited cultural significance | Strong tradition and symbolism |
What This Means for You as a Customer
Choosing between moissanite and diamonds depends on your priorities. If budget and sparkle are your main concerns, moissanite offers a beautiful and affordable option. However, if you want a piece of jewellery that lasts a lifetime, holds value, and carries deep meaning, diamonds are the better choice.
At Humphrey Jewellery, we focus on diamonds because we want to offer our customers jewellery that combines beauty, durability, and emotional significance. We believe that a diamond is more than just a stone—it is a symbol of moments that matter.
How to Choose the Right Diamond
If you decide to invest in a diamond, consider these factors to find the perfect stone:
Cut: The cut affects how the diamond reflects light. A well-cut diamond sparkles more.
Carat: This is the weight of the diamond. Larger carats mean bigger stones but also higher prices.
Color: Diamonds range from colorless to light yellow or brown. Colorless diamonds are the most prized.
Clarity: This measures the presence of internal or external flaws. Higher clarity means fewer inclusions.
Our experts at Humphrey Jewellery guide customers through these choices to find a diamond that fits their style and budget.
Caring for Your Diamond Jewellery
Diamonds are durable but still require care to maintain their brilliance:
Clean regularly with mild soap and water.
Avoid harsh chemicals that can damage the setting.
Store separately to prevent scratches.
Have your jewellery inspected annually by a professional.

This photo Source : https://taylorandhart.com/blog/diamond-vs-moissanite
Final Thoughts
Moissanite offers an attractive alternative for those seeking sparkle on a budget, but it cannot replace the unique qualities of diamonds. Humphrey Jewellery chooses to focus on diamonds because they provide unmatched durability, value, and emotional significance. When you invest in a diamond from us, you are choosing a piece that will shine brightly for a lifetime and beyond.
If you want to explore our diamond collection or learn more about selecting the perfect stone, contact Humphrey Jewellery today. We are here to help you find jewellery that celebrates your most important moments with lasting beauty.


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