Every Signature diamond is cut to the highest standards of brilliance. Each ring, pendant, and earring in our Signature diamond jewelry collection is crafted with the finest platinum and perfectly matched diamonds.
Classic elegance, these diamond cluster earrings showcase 2.20 carats of brilliant Blue Nile Signature Ideal cut round diamonds set in enduring Platinum, a simply graceful gift.
Beautifully crafted, this contemporary floating three-stone pendant showcases 1.20 carat of brilliant Blue Nile Signature Ideal Cut round diamonds set in an enduring platinum design with a versatile adjustable length matching chain. This pendant is accompanied by a GCAL report.
This stunning ring features Blue Nile Signature Ideal Cut diamonds for maximum brilliance set in a low profile setting that is comfortable for everyday wear. Each ring is accompanied by a GCAL report.
Classic elegance, this beautiful platinum pendant showcases a 1.00 carat brilliant Blue Nile Signature Ideal Cut princess cut 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.
Beautifully crafted, this contemporary drop pendant showcases 1.00 carat of brilliant Blue Nile Signature Ideal Cut princess diamonds set in an enduring platinum design with a versatile adjustable length matching chain. This pendant is accompanied by a GCAL report.
This stunning eternity band features Blue Nile Signature Ideal Cut diamonds for maximum brilliance set in a low profile setting that is comfortable for everyday wear. Each ring is accompanied by a GCAL report.
This stunning ring features Blue Nile Signature Ideal Cut diamonds for maximum brilliance set in a low profile setting that is comfortable for everyday wear. Each ring is accompanied by a GCAL report.
This stunning eternity band features Blue Nile Signature Ideal Cut diamonds for maximum brilliance set in a low profile setting that is comfortable for everyday wear. Each ring is accompanied by a GCAL report.
Beautifully crafted, this contemporary bar pendant showcases 0.75 carat of brilliant Blue Nile Signature Ideal Cut princess diamonds set in an enduring platinum design with a versatile adjustable length matching chain. This pendant is accompanied by a GCAL report.
Classic elegance, this beautiful platinum pendant showcases a 1.25 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.
This stunning ring features Blue Nile Signature Ideal Cut diamonds for maximum brilliance set in a low profile setting that is comfortable for everyday wear. Each ring is accompanied by a GCAL report.
Beautifully crafted, this contemporary floating three-stone pendant showcases 1 carat of brilliant Blue Nile Signature Ideal Cut round diamonds set in an enduring platinum design with a versatile adjustable length matching chain. This pendant is accompanied by a GCAL report.
Classic elegance, this beautiful platinum pendant showcases a 0.75 carat brilliant Blue Nile Signature Ideal Cut princess cut 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.
This stunning ring features Blue Nile Signature Ideal Cut diamonds for maximum brilliance set in a low profile setting that is comfortable for everyday wear. Each ring is accompanied by a GCAL report.
This Blue Nile Signature Ideal cut diamond ring expresses the harmony of union with an intertwined two-stone diamond design. The perfect alternative to the classic engagement ring. Diamond ring accompanied by a GCAL report.
Beautifully crafted, this contemporary drop pendant showcases 0.75 carat of brilliant Blue Nile Signature Ideal Cut princess diamonds set in an enduring platinum design with a versatile adjustable length matching chain. This pendant is accompanied by a GCAL report.
This stunning eternity band features Blue Nile Signature Ideal Cut diamonds for maximum brilliance set in a low profile setting that is comfortable for everyday wear. Each ring is accompanied by a GCAL report.
This exquisite eternity ring features Blue Nile Signature Ideal cut diamonds set with shared-prongs in a sculpted-edge platinum band. The ring is accompanied by a GCAL report.
Beautifully crafted, this impressive diamond cross pendant showcases 2 carats of brilliant Blue Nile Signature Ideal Cut Princess diamonds set in a classic platinum design with a versatile adjustable length matching chain. This pendant is accompanied by a GCAL report.
This exquisite eternity ring features Blue Nile Signature Ideal cut diamonds set with shared-prongs in a sculpted-edge platinum band. The ring is accompanied by a GCAL report.
This extraordinary, one-of-a-kind bracelet features 45 Blue Nile Signature Ideal Cut diamonds, each hand-set in durable four-prong platinum settings. The bracelet is accompanied by a GCAL Blue Nile Signature Certificate of Authenticity.
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 hoop earrings showcase 4.5 carats of brilliant Blue Nile Signature Ideal cut round diamonds set in enduring Platinum, a simply graceful and versatile gift appropriate for every occasion. Earrings accompanied by a GCAL report.
This extraordinary, one-of-a-kind bracelet features forty-two Blue Nile Signature Ideal Cut diamonds, each hand-set in durable four-prong platinum settings. The bracelet is accompanied by a GCAL Blue Nile Signature Certificate of Authenticity.
Put some sparkle into your style with these diamond stud earrings, showcasing round diamonds accented with a halo of brilliant pavé-set diamonds in platinum.
This extraordinary, one-of-a-kind bracelet features Blue Nile Signature Ideal Princess Cut diamonds, each hand-set in durable four-prong platinum settings. The bracelet is accompanied by a GCAL Blue Nile Signature Certificate of Authenticity.
Classic elegance, these diamond hoop earrings showcase 3.5 carats of brilliant Blue Nile Signature Ideal cut round diamonds set in enduring Platinum, a simply graceful and versatile gift appropriate for every occasion. Earrings accompanied by a GCAL report.
Beautifully crafted, this impressive diamond cross pendant showcases 2 carats of brilliant Blue Nile Signature Ideal Cut round diamonds set in a classic platinum design with a versatile adjustable length matching chain. This pendant is accompanied by a GCAL report.
Classic elegance, this beautiful platinum pendant showcases a 0.60 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, this beautiful platinum pendant showcases a 0.80 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.
This exquisite eternity ring features Blue Nile Signature Ideal cut diamonds set with shared-prongs in a sculpted-edge platinum band. The ring is accompanied by a GCAL report.
Dramatic elegance, these diamond hoop earrings showcase 6 carats of brilliant Blue Nile Signature Ideal cut round diamonds set in enduring Platinum, an extraordinary gift appropriate for every occasion. Earrings accompanied by a GCAL report.
