Discover Blue Nile's impressive selection of certified, conflict-free diamonds. Create the diamond jewelry of your dreams with Blue Nile loose diamonds.
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$4,000 to $4,390 Free 3-day delivery Free 30-day returns
Find and buy certified loose diamonds online. Explore certified diamonds by shape, size, quality and price. Blue Nile's diamond search feature offers you ...
Blue Nile is the world's leading diamond jeweler online for engagement and wedding rings. Expect lower markups and higher quality fine jewelry.
Shop Blue Nile's exquisite diamond jewelry collection online - from diamond rings and bracelets to earrings, necklaces and more!
$390 to $790 Free 3-day delivery Free 30-day returns
Find truly unique naturally colored diamonds from Blue Nile. Shop for yellow or canary diamonds, pink diamonds, blue diamonds, and more for a look that is ...
Outstanding prices, same exceptional quality. Shop men's and women's rings, and fine jewelry including necklaces, bracelets, and earrings, all on sale.
Find fancy colored diamonds in a variety of hues, cuts, carats and shapes. Choose a natural or lab made diamond on its own or add your graded gem to a ...
Explore dark and light blue diamonds for sale from Blue Nile. Round, oval, radiant, cushion and additional shapes are available. Blue diamonds make the ...
Shop the full selection of sparkling 1 carat diamonds from Blue Nile. Choose certified 1 CT diamonds for engagement rings, necklaces and more.
464 · 6–7 day delivery · 14-day returns
Explore our collection of used and pre-owned Blue Nile jewelry, authenticated by our experts and priced up to 80% off retail.