About us

About Lior The Diamond Guy

At Lior The Diamond Guy, diamonds are more than stones — they represent legacy, milestones, and life’s most meaningful moments.

With over three decades of experience in the diamond industry, Lior has built his reputation on expertise, integrity, and an uncompromising eye for brilliance. From sourcing exceptional diamonds to designing custom fine jewelry, every piece reflects precision, craftsmanship, and intention.

Based in Los Angeles, we specialize in premium lab-grown and natural diamonds, offering clients sustainable, conflict-free options without sacrificing beauty or quality. Every diamond is hand-selected for fire, proportion, and presence — because details matter.

What Sets Us Apart

Three Decades of Industry Knowledge
Deep relationships within the global diamond trade allow us to source extraordinary stones directly — no middlemen, no inflated markups.

Custom Craftsmanship in Los Angeles
Each piece is handcrafted by skilled artisans and made to order. We do not mass produce. We create heirlooms.

Transparency & Trust
Buying fine jewelry should feel confident and exciting. We guide you through the process with clarity, education, and honesty.

Modern Luxury with Meaning
Our lab-grown diamonds deliver exceptional brilliance while aligning with today’s values of sustainability and responsibility.

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Our Philosophy

Jewelry should feel powerful.

Whether it’s an engagement ring, anniversary gift, or personal milestone, every piece should tell a story and stand the test of time.

We proudly serve clients nationwide with insured shipping and white-glove service from consultation to delivery.

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A Personal Note from Lior

For over 30 years, I have dedicated my life to the diamond industry — studying it, living it, and mastering it.

This is not just a business to me. It is a craft built on trust and long-term relationships.

When you choose Lior The Diamond Guy, you are working directly with someone who understands diamonds at their core — and who takes your investment personally.