Are Blue Nile Diamonds Legit? (All You Need To Know)

is Blue Nile Diamonds Legit

Blue Nile is a market leader in the diamond-selling industry which first launched in 1999. Since then, the retailer has revolutionized the industry and the way in which people purchase diamond rings.

Yes, Blue Nile diamonds are legit, offering high-quality diamonds at a low cost.

They offer more choices for customers whilst also making it possible to access straightforward information and diamond education.

What is Blue Nile?

Blue Nile is a private company which was first founded in 1999 by Mark Vadon. The company headquarters are in Seattle, Washington in the United States.

They sell a range of diamonds and jewelry, and they largely operate online with seven physical stores.

As of February 2017, Blue Nile became a subsidiary of Bain Capital. The current SEO is Sean Kell.

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Read also >> Blue Nile Return Policy: 5 Reasons Why It Sucks & 5 Reasons Why It’s Great

Are Blue Nile Diamonds Genuine?

Yes, the diamonds sold by Blue Nile diamonds are genuine. In fact, they are some of the best that you can get for such low prices.

All loose diamonds are quality analyzed and graded by the Gemological Institute of America. Also known as the GIA, this is one of the most respected and accurate laboratories in the diamond industry.

Along with that, GemEx is the market leader in light measurement, and all Astor by Blue Nile™ diamonds are certified by them for light performance.

Why Are Blue Nile Diamonds So Cheap?

Due to the fact that Blue Nile is primarily an online retailer, overhead costs such as rent and rates are low.

They run on a similar business model to With Clarity and James Allen, all of whom pass these savings onto the customer.

Blue Nile is proud to “cut out the middleman” and focus directly on offering diamonds and jewelry of exceptional quality.

Since the creation of Blue Nile, many competitors have entered the market. Still, not many can boast offering over 120,000 diamonds on their site at such good prices.

Typically, a diamond with Blue Nile will cost you between $230 and $2,482. 

  • Save an Average of $350* on Lab-Created Diamonds
  • James Allen is the leader in online diamond sales

Are Blue Nile Diamonds Good Quality?

Some may be skeptical at first of the low prices offered with Blue Nile, but rest assured that they are all of an extremely high quality.

Each diamond is quadruple-checked before being shipped, with teams of diamond and jewelry experts ensuring the quality of the cut.

Each diamond meets their industry-leading standards: namely, they all colorless to faintly colored (D-K color grade) with exceptional clarity (FL-SI2).

Do Blue Nile Diamonds Pass the Kimberly Process?

Yes, Blue Nile diamonds pass the Kimberly Process. They are sourced through the most respected suppliers, all of whom make sure to adhere to the standards created by the Kimberley Process.

This is a process which vets diamonds crossing international borders. Only diamonds which have been certified by the Kimberly Process can leave the country.

Read also >> Are All Diamonds GIA Certified? (All You Need To Know)

Are Blue Nile Diamonds Ethical?

Yes, Blue Nile diamonds are ethical.

There are many different issues related to the diamond industry, such as diamonds being stolen from miners by terrorists or rebel groups, which creates unsafe communities full of corruption and unrest.

There are also issues regarding environmental safety, where diamonds which are mined in poorer or war-torn countries cannot meet environmental protection protocols. As such, Blue Nile is passionate about stopping unethical diamond mining.

The World Diamond Council states that over 99% of diamonds are ethically-sourced, but until that number reaches 100%, diamond retailers such as Blue Nile will continue to make changes to help stop unethical diamond mining.

Is Blue Nile Conflict-Free?

Not only are the diamonds at Blue Nile conflict-free, but so are the metals. They refuse to use “dirty gold”, which is another big player to blame for many social and environmental issues.

Blue Nile only uses gold and other precious metals which have been responsibly mined, as these are other industries which can be deeply destructive by putting local populations at risk, contaminating the water, and damaging ecosystems.

You will find that all of Blue Nile’s gold, silver, and platinum is conflict-free and ethically-sourced.

Are Blue Nile Diamonds Sustainable?

Yes, the diamonds from Blue Nile are sustainable. Not only do they uphold a zero-tolerance policy in regards to conflict diamonds, but they are also confident in standing out against the industry and speaking up on social issues related to diamonds.

There is a large section on the Blue Nile website which is dedicated to educating consumers on diamond sustainability, conflict-free diamonds, and lab-grown diamonds: a section of the industry which has recently undergone a large surge in popularity. 

Does Blue Nile Use Lab-Grown Diamonds?

You will find that many of Blue Nile’s diamonds are lab-grown in a controlled laboratory setting. They are still made from the same chemical components as natural diamonds, but the ethics and sustainability are already set.

Along with that, lab-grown diamonds still sparkle like regular diamonds, and are available in a range of colors which are extremely rare and expensive when mined from the earth.

Plus, large batches can be produced in just a few weeks, making them less expensive than natural diamonds of comparable size and quality. 

What Jewelry Does Blue Nile Sell?

Blue Nile specializes in diamonds, especially in regard to jewelry to mark a special occasion.

You will find absolutely everything that your heart could desire with Blue Nile, with stones such as diamonds, pearls, and gemstones, set in stud earrings, tennis bracelets, and pavé-set eternity rings.

With other 5,000,000 unique pieces of jewelry, there are plenty of options to choose from. There are options for both designer jewelry and jewelry under $100, meaning that you can find something for every budget. 

With the Build Your Own Ring® feature, you can choose the precious metal and style of the ring setting, the cut, and design of the diamond, and then choose whether or not you would like to add any personal details such as engraving.

Why Should I Buy Diamonds From Blue Nile?

There are many different reasons to purchase diamonds from Blue Nile, starting with the fact that they are low-priced, high-quality, and entirely ethically sourced.

Along with that, Blue Nile offers lifetime guarantees, secure delivery, 30-day returns, and they lead the industry with their diamond certification.

Not just that, but if you can find a diamond of the same quality and characteristics as one which they sell online but at a lower price from a competitor, then they will match the price.

Finally, they offer both diamond education and 24/7 expert advice, ensuring that if you ever have a question about the industry, sourcing, quality, or simply what diamond would suit you best then there’s always someone ready to give you a great answer.


James Allen is the leader in online diamond sales. Their imaging technology is the same as inspecting a diamond with a jeweler's loupe. They have the largest exclusive loose diamond inventory online and fantastic prices.

They also have the nicest collection of lab created diamonds online. Save 10% off select lab grown diamonds and 25% off ring settings during limited time sale!


  • No questions asked returns within 30 days of shipment. James Allen will send you a paid shipping label to return the ring.
  • Lifetime Warranty
  • Free International Shipping
  • Free prong tightening, repolishing, rhodium plating and cleaning every 6 months
  • Provide insurance appraisals
  • One free resizing within 60 days of purchase
  • Free ring inscriptions
  • Best-in-class high quality imagery of all diamonds in stock
  • 24/7 Customer Service
  • Best-in-class packaging

Final Thoughts

Blue Nile sells all kinds of diamond-related jewelry, from earrings to pendants to three-stone rings. They are cheaper than other leaders in the market due to the fact that they have less overhead costs, but their quality is extremely high.

Blue Nile makes sure to source their diamonds only from ethical sources, and they uphold a zero-tolerance policy in regard to conflict diamonds. But that’s not all – they also only have gold and precious metals that are conflict-free.

Blue Nile diamonds are legit and are a great option for those who love this precious gemstone.



Lindsey graduated with an MBA in 2009. Since then, Lindsey has worked in the retail and consumer service industry as a manager, advisor, and marketer. Lindsey is also the head writer and Co-founder of Lindsey is based in Morgantown, West Virginia.

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