Top 15 Diamond Merchants in USA

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In the world of diamonds, the United States is a powerhouse, boasting some of the top diamond merchants in the industry. From iconic brands to family-owned businesses, the USA is home to a diverse range of diamond retailers. In this article, we will explore the top 20 diamond merchants in the USA, highlighting their exceptional offerings, reputation, and unique characteristics.

1. Blue Nile

Blue Nile is a well-known online diamond retailer that excels in providing high-quality diamonds at competitive prices. Their vast selection of loose diamonds and engagement rings has made them a popular choice among customers who value both quality and value.

  • Blue Nile offers a wide range of customization options for engagement rings.
  • They provide detailed diamond education resources to help customers make informed decisions.
  • Blue Nile has a reputation for excellent customer service and transparent pricing.

2. Tiffany & Co.

Tiffany & Co. is synonymous with luxury and elegance in the world of diamonds. With a history dating back to 1837, Tiffany & Co. has established itself as a leader in the industry, known for its iconic blue boxes and exceptional diamond jewelry.

  • Tiffany & Co. is renowned for its timeless designs and exceptional craftsmanship.
  • Their diamonds are ethically sourced and of the highest quality.
  • The brand’s iconic engagement rings have become a symbol of enduring love and commitment.

3. James Allen

James Allen is a pioneering online diamond retailer known for its innovative approach to shopping for diamonds. Their 360-degree HD imagery allows customers to view each diamond up close and personal, ensuring complete transparency in the diamond selection process.

  • James Allen offers a vast selection of certified diamonds with detailed specifications.
  • Their Diamond Display Technology provides a lifelike view of each diamond.
  • Customers can design their own engagement rings with ease on the James Allen website.

4. Harry Winston

Harry Winston is a legendary name in the world of fine jewelry and diamonds. With a legacy of extraordinary craftsmanship and design, Harry Winston is renowned for its exceptional quality and unparalleled beauty.

  • Harry Winston’s diamonds are known for their exceptional brilliance and fire.
  • The brand has a long history of working with exceptional diamonds, including the Hope Diamond.
  • Their unique designs and attention to detail set them apart in the industry.


“Harry Winston diamonds are the epitome of luxury and sophistication.”

5. Whiteflash

Whiteflash is a top-tier diamond merchant known for its precision-cut diamonds and exceptional customer service. Their A Cut Above® diamonds are among the most visually stunning diamonds in the world, renowned for their superior light performance.

  • Whiteflash specializes in ideal cut diamonds that maximize sparkle and brilliance.
  • Their in-house diamond experts provide personalized recommendations and guidance.
  • Whiteflash offers a range of designer engagement rings and wedding bands.

5. Brilliant Earth

Committed to ethical sourcing and sustainability, Brilliant Earth offers conflict-free diamonds and eco-friendly fine jewelry. Their lab-grown diamonds are a popular choice for environmentally conscious customers.

6. Costco

Known for its wide range of products, Costco also offers an impressive selection of diamond jewelry at affordable prices. Customers can find both traditional and modern diamond pieces at Costco.

7. Jared

With a focus on customer service and expert craftsmanship, Jared is a go-to destination for diamond engagement rings and wedding bands. Their knowledgeable staff helps customers find the perfect diamond for their special occasion.

9. Helzberg Diamonds

Founded in 1915, Helzberg Diamonds has a long-standing reputation for offering high-quality diamonds and exceptional customer service. From classic solitaires to modern designs, Helzberg has something for every taste.

10. Zales

As one of the largest diamond retailers in the USA, Zales has a wide range of diamond jewelry options for every budget. Their timeless designs and affordable prices appeal to a broad customer base.

Key Quote:

“Diamonds are a symbol of eternal love and timeless beauty, making them the perfect choice for marking life’s most precious moments.” – Diamond Expert

11. Kay Jewelers

Kay Jewelers is known for its extensive collection of diamond jewelry, including engagement rings, earrings, and bracelets. With a range of financing options, Kay Jewelers makes luxury accessible to all customers.

12. Ritani

Ritani combines the convenience of online shopping with the assurance of in-person viewing. Customers can design their own diamond engagement rings and see them in person before making a purchase.

13. Mervis Diamond Importers

With over a century of experience in the diamond industry, Mervis Diamond Importers offers a curated selection of fine diamonds and custom jewelry designs. Their expertise and integrity have earned them a loyal customer base.

14. Robbins Brothers

Specializing in engagement rings and wedding bands, Robbins Brothers is a trusted name in the bridal jewelry industry. Their commitment to customer service and quality craftsmanship sets them apart.

15. Brian Gavin Diamonds

Brian Gavin Diamonds is renowned for its expertly cut diamonds, including the Hearts & Arrows collection. Their attention to detail and precise craftsmanship result in breathtaking diamond jewelry.

  • When choosing a diamond merchant, consider the reputation, craftsmanship, and customer reviews to ensure a positive shopping experience.
  • Look for certification from reputable organizations like GIA (Gemological Institute of America) to guarantee the quality and authenticity of your diamond.
  • Personalize your diamond jewelry with unique settings, metal choices, and engraving options to create a one-of-a-kind piece.


In conclusion, the USA is home to some of the most renowned diamond merchants in the world, each offering a unique blend of quality, craftsmanship, and innovation.

Whether you’re looking for a classic Tiffany & Co. engagement ring or a custom-designed piece from James Allen, these top 15 diamond merchants in the USA have something to offer for every taste and budget.

When it comes to investing in diamonds, choosing a reputable and established merchant is essential to ensure a memorable and exquisite purchase.

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