Appointment Only: Book in-person or virtual appointments now!

Free standard shipping and returns on all orders

Shop for 1500$ or more and get a Tennis Necklace for free

Your cart

Your cart is empty

Custom diamond eternity ring by Neptunes Jewelry

Eternity Rings

57 Results

Petite Twist Diamond Eternity Ring In 14k White Gold (1/5 Ct. Tw.)

Petite Twist Diamond Eternity Ring In 14k White Gold (1/5 Ct. Tw.)

Neptunes Jewelry

$652.00

Unit price
per 

14k White Gold Riviera Pavé Diamond Eternity Ring (1/2 carat total weight)
Platinum Radiant Cut Eternity Ring (4 Ct. Tw.)

Platinum Radiant Cut Eternity Ring (4 Ct. Tw.)

Neptunes Jewelry

$9,474.00

Unit price
per 

Lab Grown Diamond Radiant Cut Eternity Ring In Platinum (7 Ct. Tw.)

Lab Grown Diamond Radiant Cut Eternity Ring In Platinum (7 Ct. Tw.)

Neptunes Jewelry

$6,294.00

Unit price
per 

Lab Grown Diamond Radiant Cut Eternity Ring In 14k Yellow Gold (5 Ct. Tw.)
Lab Grown Diamond Princess Cut Eternity Ring In Platinum (6 Ct. Tw.)

Lab Grown Diamond Princess Cut Eternity Ring In Platinum (6 Ct. Tw.)

Neptunes Jewelry

$5,610.00

Unit price
per 

Lab Grown Diamond Low Dome Eternity Ring In 14k White Gold (6 Ct. Tw.)

Lab Grown Diamond Low Dome Eternity Ring In 14k White Gold (6 Ct. Tw.)

Neptunes Jewelry

$5,190.00

Unit price
per 

Lab Grown Diamond Low Dome Eternity Ring In 14k White Gold (5 Ct. Tw.)

Lab Grown Diamond Low Dome Eternity Ring In 14k White Gold (5 Ct. Tw.)

Neptunes Jewelry

$4,710.00

Unit price
per 

Lab Grown Diamond Low Dome Eternity Ring In 14k White Gold (4 Ct. Tw.)

Lab Grown Diamond Low Dome Eternity Ring In 14k White Gold (4 Ct. Tw.)

Neptunes Jewelry

$3,348.00

Unit price
per 

14k rose gold Swiss cut stackable ring (2mm)

14k rose gold Swiss cut stackable ring (2mm)

Neptunes Jewelry

$523.00

Unit price
per 

Swiss Cut Stackable Ring In 18k Rose Gold (2mm)

Swiss Cut Stackable Ring In 18k Rose Gold (2mm)

Neptunes Jewelry

$582.00

Unit price
per 

Vintage Marquise and Round Bezel Diamond Ring in 14K White Gold

Vintage Marquise and Round Bezel Diamond Ring in 14K White Gold

Neptunes Jewelry

$590.00

Unit price
per 

Platinum Swiss Cut Stackable Ring (2mm)

Platinum Swiss Cut Stackable Ring (2mm)

Neptunes Jewelry

$648.00

Unit price
per 

14k White Gold Tessere Alternating Sapphire and Diamond Eternity Ring (2.8mm)
Lab Grown Diamond Low Dome Eternity Ring In 14k White Gold (3 Ct. Tw.)

Lab Grown Diamond Low Dome Eternity Ring In 14k White Gold (3 Ct. Tw.)

Neptunes Jewelry

$2,501.00

Unit price
per