Light Up The Room
Astor by Blue Nile™

What sets Astor by Blue Nile™ apart? The simple answer is an unmatched sparkle. But how that happens is anything but simple.

What sets Astor by Blue Nile™ Apart
Uncommon Brilliance
RARITY
Uncommon Brilliance
Every Astor by Blue Nile™ diamond begins with premium quality rough with as few impurities or inclusions as possible. Each diamond is hand selected and guaranteed to have no inclusions visible to the naked eye. Only 1 of every 1,000 diamonds qualifies as an Astor by Blue Nile™ diamond.
Stringent Standards
CUT
Stringent Standards
The cut parameters of an Astor by Blue Nile™ diamond are among the most demanding in the industry. Diamonds cut even slightly out of proportion may yield a higher carat weight, but lose brilliance. In order to get the sparkle of an Astor by Blue Nile™ diamond, up to 74% of the diamond rough is sacrificed.
Double Certified
EVALUATION
Double Certified
Only diamonds with the highest brilliance, fire, and sparkle are considered as an Astor by Blue Nile™ diamond. Each diamond is graded by both the Gemmological Institute of America and GemEx to guarantee its quality and light performance.
The Astor by Blue Nile™ Difference
SPARKLE
The Astor by Blue Nile™ Difference
The Astor by Blue Nile™ diamond's guaranteed sparkle is a result of scouring the globe for the finest raw material, precision cutting, and rigorous quality requirements to ensure it captivates the eye and becomes the focal point of your shared promise.
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