Every Signature diamond is cut to the highest standards of brilliance. Each ring, pendant, and earring in our Signature diamond jewellery collection is crafted with the finest platinum and perfectly matched diamonds.
Classic elegance, this beautiful platinum pendant showcases a 1.75 carat brilliant Blue Nile Signature Ideal Cut round diamond set in a contemporary floating bail design with a luxurious adjustable length chain. Versatile style to celebrate everyday or the most special of occasions. This pendant is accompanied by a GCAL report.
Classic elegance, these diamond cluster earrings showcase 2.30 carats of brilliant Blue Nile Signature Ideal cut round diamonds set in enduring Platinum, a simply graceful gift. Earrings accompanied by a GCAL report.
Blue Nile Signature Diamonds are the top 1% of diamond cuts in the world, sourced exclusively for us. Cut to perfect proportions, each round and cushion-cut diamond in this collection exhibits the Hearts and Arrows effect for an exceptional amount of brilliance. Crafted in the U.S. in enduring platinum, each piece is accompanied by certification from The Gem Certification & Assurance Lab, ensuring it meets the meticulous quality requirements of the Blue Nile Signature Collection.