Diamond Necklaces
Keep it classic with a diamond solitaire pendant or go bold with an extraordinary diamond eternity necklace. Whatever you chose a diamond necklace is forever chic and sparkling.
Keep it classic with a diamond solitaire pendant or go bold with an extraordinary diamond eternity necklace. Whatever you chose a diamond necklace is forever chic and sparkling.
Build Your Own Diamond Pendant®
Build Your Own Diamond Pendant®
Blue Nile makes it easy to create your own diamond necklace.
Start With Your Setting Start With Your Diamond

Introducing Lightbox Lab-Grown Diamond Jewellery
The Lightbox jewellery collection features lab-grown diamonds that are among the world's finest, made with amazing quality and style. Every stone is produced with a guarantee of VS clarity and a cut grade of Very Good. This exclusive Lightbox assortment includes stunning colour options that are extremely rare in nature.
SHOP NOW

2 Million Customer Celebrations Since 1999
MAXIMUM SPARKLE
High quality at a great value
HANDCRAFTED QUALITY
Timeless styles, handcrafted in Seattle
EXPERT ADVICE 24/7
Legendary service, 30-day returns
150,000+ DIAMONDS
Ethically-Sourced, GIA-Graded