Your personal online jeweler

We are here to connect you with your best brilliance

Our exquisite jewelry pieces are all hand crafted with you in mind. Whether working with diamonds, clarity enhanced diamonds, moissanite or other quality gemstones, we are here to help you find exactly what your heart desires. We learn about you, what you are looking for, what you love and what your budget is. Then, we seek out the right stone from across the globe and set it in the most exquisite piece of fine jewelry. Our hand-crafted customized designs are versatile and creative, and made to order according to your style and preferences. They are each carefully crafted to perfection, and safely delivered with the utmost care - right to your doorstep and into your heart.
Everything we do is always and only about you – and your best brilliance.

Everybody Deserves To Shine

We are an online jewelry store, offering people their best brilliance, since 2013.

Bringing forth an in-depth understanding of diamonds and gems, a creative approach to jewelry craftsmanship and backed by sophisticated and seamless technology – we are able to create the perfect piece for every person and safely deliver it to his or her hands.

Premium customer service
Premium customer service

We offer an advanced level of customer service and personal care; we are always here for you

Free insured shipping
Free insured shipping

We provide free delivery and free returns on all our products within the continental USA

Conflict free
Conflict free

All our diamonds are Kimberley Process diamonds, and protect human rights along the entire process

Certificate Included
Certificate Included

A diamond certificate is a document that reports and verifies that specific diamond’s unique information like its color grade, carat weight, clarity grade and cut grade.

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The #Best Brilliance Promise

Best Brilliance has four decades of expertise in the field of producing Clarity Enhanced Diamonds, Moissanite, Lab Grown Diamonds and Certified Natural Diamonds. Our worldwide presence means that you can always be assured that we’ve acquired the finest diamonds available from across the globe. With offices in Belgium, New York, Tel Aviv, and Los Angeles, you can enjoy the benefits of purchasing directly from the source and removing the middle man. For you, that means that you get outstanding value for your money without overpaying. All diamonds at Best Brilliance are carefully selected for their quality even before our proprietary technology enhances their clarity. Our quality assurance team works meticulously to ensure that our diamonds are of top quality and worthy of the Best Brilliance name. After passing our stringent inspection process, your diamond receives a certification from a licensed professional before being carefully placed in you customized piece and shipped right to your home. That is our uncompromising promise to each of our customers, today and always.

Always here for you
Our New York office

580 5th Ave , Suite #1818
New York, NY 10036
+1 866 978 4466

By appointment only.