Defined
What Are Refined Diamonds?
Refined diamonds are pre-loved natural diamonds that have undergone a meticulous process of re-cutting and re-polishing to refine their brilliance and improve their grading.
This transformation allows these diamonds to achieve exceptional light performance and visual appeal, often surpassing that of newly mined stones.
The refinement process ensures that each diamond is not only stunning but also carries a unique history, making them a compelling choice for discerning consumers.
We firmly believe in the moral, sustainable, and environmental benefits of ethically sourced diamonds.
To us, there is simply no better way to create a sustainable, intelligent ecosystem of supply within the jewelry industry.
Our hard-earned network of suppliers includes second-hand dealers, antique stores, estate managers, and private sellers. All of our recut diamonds are GIA-certified.
Keeping a minimal carbon footprint is part of our mission of sustainability and our diamonds receive no large-scale industrial manufacturing.
Why Refined Diamonds Are the Most Ethically Sourced and Sustainable Choice
Refined diamonds are considered the most ethically sourced and sustainable option for several reasons:
- No New Mining: Since refined diamonds are existing stones sourced from individuals, they eliminate the environmental and ethical concerns associated with new diamond mining, such as habitat destruction and the exploitation of labor.
- Support for a Circular Economy: By reusing and repurposing diamonds, refined diamonds contribute to a circular economy, reducing waste and promoting sustainability within the luxury market.
- Transparency and Integrity: The sourcing and refinement process often involves a commitment to ethical standards, ensuring that every diamond is verified for quality and ethical practices. This transparency fosters consumer trust and aligns with the growing demand for responsible luxury.
Overall, choosing refined diamonds allows consumers to enjoy exquisite beauty while supporting ethical practices and sustainability in the diamond industry.
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The Key Difference
Ethically Sourced vs. Sustainable vs. Refined Diamonds
Don't believe us?
Let's go back to basics:
The terms ethically sourced and sustainable are often used interchangeably in the diamond industry, but they represent distinct concepts. Understanding the difference helps in making an informed choice about the most responsible diamonds available today.
What are Ethically Sourced Diamonds?
Ethically sourced diamonds refer to newly mined diamonds that are extracted under strict labor, environmental, and conflict-free regulations. These diamonds follow responsible mining practices, ensuring fair wages, safe working conditions, and efforts to minimize ecological damage.
It also refers to laboratory diamonds.
What are Sustainable Diamonds?
Sustainability in diamonds is about minimizing long-term environmental and social impact. While some mining operations are making strides in land restoration and carbon offsetting, diamond mining still involves significant ecological disruption, water usage, and emissions.
Lab-grown diamonds, despite being positioned as sustainable, often require high amounts of electricity, with many facilities relying on non-renewable energy. This means their production can have a higher carbon footprint than marketed, depending on how and where they are created.
Let's Compare : Which diamond is the most Ethical and Sustainable Choice?
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Superior Craftsmanship : Clean cut diamonds
Recut for Optimal Light Performance
At Diamonds by Rothschild, our ethical and sustainable diamond sourcing is guided by a commitment to excellence. We work exclusively with high-quality diamonds composed of the crispest material, ensuring that each stone reaches its full potential.
Refined diamonds undergo a meticulous cutting and polishing process, optimizing their light performance and brilliance to match or exceed the standards of newly mined diamonds. Using advanced techniques, we:
- Refine precision, achieving Ideal Cut or GIA Excellent symmetry and polish.
- Reveal the diamondβs true characteristics by looking beyond imperfections
- Remove elements that hinder brilliance, ensuring maximum fire, scintillation, and beauty
The result?
A superior diamond, free from the ethical concerns of mining and the energy-intensive production of lab-grown alternatives.
Below are a few examples of our craftsmanshipβeach image shown under 10x magnification to highlight the precision of our work.
We Recut for Brilliance
Diamonds that were cut prior to modern techniques and equipment were not cut for optimal light performance.
Our process address that.


We Remove Imperfections
Thanks to modern technology, we can cut out surface blemishes and inclusions.
This improves the clarity grade, and subsequently the value of the diamond.
In many instances, this can be achieved without sacrificing too much diamond weight.


We Restore Damage
Some diamonds were damaged
By re-cutting, we can restore them to immaculate condition.


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Find out More
Intrigued? Speak to a Refined Diamond Expert
We are immensely passionate about our diamonds, so we are always ready to share some more information with you.