Understated elegance with sparkle to spare, this eternity diamond necklace is a timeless piece of jewelry and no-fail gift. Graduated round brilliant-cut diamonds are perfectly matched and hand-set in gleaming 18k white gold. This classic eternity necklace features 10 ct. tw. of maximum sparkle. Blue Nile was founded in 1999 with the idea that the diamond and engagement ring business was ready for innovation. Necklaces are a staple piece of jewelry for everyday wear and elegant occasions alike. The eternal brilliance of a dazzling diamond necklace is unmatched. Eternally classic, a diamond necklace is the perfect accessory for any occasion. Give one of our handcrafted diamond necklaces as a memorable gift or choose a necklace with diamonds for your own jewelry collection.