Exceptional Diamonds — Trusted Expertise.

When it comes to diamonds, E.D. Marshall Jewelers, in business for over 50 years, is your trusted source for exceptional quality. Our extensive inventory includes diamonds of various shapes, colors, and clarities, all certified by leading laboratories such as GIA. Whether you're looking for a dazzling D color or a diamond with a beautifully unique inclusion, we have the perfect stone for you.

With decades of experience, E.D. Marshall Jewelers offers more than just a purchase — we provide knowledgeable guidance to help you make an informed decision. Visit us to explore our exquisite selection and experience the difference when shopping with a renowned jeweler.

If you're considering investing in a diamond, here's what you can expect:

  • Large Loose Diamond Inventory
  • All Shapes, Sizes & Qualities
  • Fair and Straightforward Prices

Exceptional Diamonds — Trusted Expertise.

My fiancé and I found the 4 carat radiant diamond of my dreams with Hugh's help. I couldn't be happier...
Nicole S.
Paradise Valley
I shopped around at 3 different stores and found the best deal here on the oval diamond I wanted. Great price!
Lawrence J.

Discover Arizona's Finest Diamonds With E.D. Marshall —

Discover Arizona's Finest Diamonds With E.D. Marshall —

Extensive and Certified Diamond Selection

Discover a wide range of certified diamonds in various shapes, colors, and clarities. Our diverse inventory ensures you find the ideal diamond, whether you're looking for a classic cut or a rare, fancy-shape stone.

GIA Gemologists On Staff

With decades of experience, our knowledgeable staff provides personalized service to help you make informed decisions. Trust our expertise to guide you in selecting the ideal diamond that perfectly suits your preferences and budget.

Trusted and Renowned Reputation

Shop with confidence at E.D. Marshall Jewelers, known for our unwavering commitment to quality and exceptional customer satisfaction. Our credibility and dedication make us the preferred choice for discerning diamond buyers in Arizona.

4.5 Star Rating - 500+ Reviews

GIA Jewelry Professionals On Staff

All Shapes, Qualities and Sizes — get the diamond you've dreamed of today.

Discover diamonds at E.D. Marshall Jewelers, from classic round brilliant to timeless emerald cut, in various qualities and sizes. Find your perfect stone with expert guidance for your dream piece today.

From Discovery to Design — Crafting Your Perfect Diamond Piece

Discovering The Diamond

Explore a diverse range of diamonds, from dazzling brilliant rounds to sophisticated emerald cuts, all meticulously selected for quality. Discover your perfect match today.

Style/Design Exploration

Craft your ideal jewelry with expert guidance. Collaborate to design a piece that enhances your chosen diamond, ensuring every detail complements its brilliance.

Creating Your Masterpiece

Experience your vision come to life. Our jewelry craftsmen build your piece, integrating your chosen diamond for timeless beauty and enjoyment each time it's worn.

"I'm thrilled with the cushion-cut diamond ring I had built with ED Marshall! It's stunning and turned out better than I could have ever envisioned. Couldn't be happier with my choice!"

Audrey N.



As Arizona's premier destination for fine diamonds, we offer a curated selection from brilliant rounds to elegant cushion cuts, and everything in between. Explore our inventory of certified loose diamonds, where expert curation meets your unique style. Whether you're designing a custom engagement ring or seeking a dazzling pendant, our knowledgeable staff is here to ensure you choose the perfect diamond and piece.

Visit us today for a personalized consultation and discover why discerning customers trust us with their most cherished diamond purchases.