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Diamond Eternity Necklaces

Our elegant eternity necklaces epitomize timeless style. Expertly crafted in silver and gold—all of our eternity necklaces incorporate dazzling diamonds and vibrant gemstones. The flexible single line design of our eternity necklaces are beautiful on their own or perfect for layering.

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Diamond Eternity Necklaces

11 of 67 Diamond Eternity Necklaces

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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.

Graduated Eternity Diamond Necklace in 18k White Gold (10 ct. tw.)

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Enjoy plenty of sparkle with this stunning eternity necklace featuring lab grown diamonds in graduating sizes, with the largest stone at the bottom middle. Count on enduring quality and beauty from the lustrous 14k white gold design.

Lab Grown Diamond Graduating Diamond Eternity Necklace in 14k White Gold (5 ct. tw.)

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The exquisite beauty of this 14k white gold piece is no everyday affair. This chevron style necklace features diamonds and a pear diamond droplet complete with its own glistening halo of stones.

Diamond Chevron Eternity Necklace with Pear Halo Drop in 14k White Gold (5 ct. tw.)

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Channel timeless elegance in this eternity necklace featuring alternating round-cut sapphires and diamonds that catch the light for dramatic sparkle. The lustrous 14k white gold design complements the cool shine of the stones.

Sapphire and Diamond Alternating Size Eternity Necklace in 14k White Gold (2.5mm)

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Brilliant blue sapphires glitter endlessly along this classic eternity necklace featuring a 16.5'' length. It features richly lustrous 14k white gold design for lasting quality.

16.5" Blue Sapphire Eternity Necklace in 14k White Gold

Brilliant round diamonds meet at the elegant point of this necklace, radiating beautiful light that seamlessly transitions from day to night.

Diamond Chevron Eternity Necklace in 14k White Gold (10 ct. tw.)

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Lend luxurious sparkle to your ensemble when you wear this breath-taking eternity necklace featuring lab grown diamonds set in graduating sizes along its length, culminating in the largest stone at the bottom middle. It is designed in lustrous 14k white gold to complete the look.

Lab Grown Diamond Graduating Diamond Eternity Necklace in 14k White Gold (10 ct. tw.)

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Embrace elegant sparkle with this eternity necklace featuring lab grown diamonds set along its length for a never-ending loop of shimmer. The classic design is crafted in 14k white gold that complements the stones with cool lustre.

Lab Grown Diamond Eternity Necklace in 14k White Gold (5 ct. tw.)

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Brilliant lab grown diamonds sparkle elegantly along the length of this stunning eternity necklace. The cool gleam of the 14k white gold completes the design with luxurious beauty and lasting quality.

Lab Grown Diamond Eternity Necklace in 14k White Gold (7 ct. tw.)

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Catch the light when you wear this breathtaking eternity necklace encircled with diamonds that alternate in size to create a mesmerizing design. It is beautifully made of gleaming 14k white gold that ensures lasting quality.

Alternating Size Diamond Eternity Necklace in 14k White Gold (7 ct. tw.)

The ultimate expression of glamour, this necklace radiates infinite sparkle with graduated round diamonds in minimalist settings that let light flood in from every angle.

Diamond Chevron Eternity Necklace in 14k White Gold (7 ct. tw.)

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