Diamond Necklaces, Pendants, and Chains - Choose From Platinum & Gold | Blue Nile

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Diamond Necklaces

A diamond necklace never goes out of style. Keep it classic with a diamond solitaire pendant or go bold with an extraordinary diamond eternity necklace.

Build Your Own
Diamond Pendant®

View All Diamond Necklaces Diamond Necklaces Under C$500 Diamond Necklaces Over C$500

Diamond Solitaire Pendants

Diamond Solitaire Pendants

Our preset pendants ship the same day if you order before 6pm ET.

Diamond Necklaces

Diamond Necklaces

Brilliant diamond and fashion necklaces in a range of styles.

Extraordinary Diamond Necklaces

Extraordinary Diamond Necklaces

Brilliant diamond necklace designs in platinum and gold just for her.

Build Your Own Diamond Pendant®

Build Your Own Diamond Pendant

Design your own diamond pendant in three easy steps.

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Diamond Necklaces Under C$700

Diamond Necklaces Under C$700

Brilliant diamond necklaces and pendants for any moment.

Diamond Cross Necklaces

Diamond Cross Necklaces

Sparkling symbols in a range of styles.

Diamond Heart Necklaces

Diamond Heart Necklaces

Enduring symbols that perfectly express your love.

Three-Stone Diamond Necklaces

Three-Stone Diamond Necklaces

For everything you want to say, without saying a word.