Diamond Heart Necklaces
103 Products
103 Products
103 Products
$215
Define your style with stack-and-layer essentials from our Pure Collection. Create the perfect look to show off your personality. Dazzled with .20 ct. t.w. round pave diamonds, our pretty sterling silver necklace has so much heart for such a dainty style. Box chain. Springring clasp, pave diamond heart necklace.
From $399
If you love high-faceted sparkle at a nice price, our charming heart pendant necklace is the perfect pick! Glowing with 1.00 ct. t.w. round brilliant-cut lab-grown diamonds in polished sterling silver. Cable chain includes a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Springring clasp, lab-grown diamond heart pendant necklace.
$1,495
C. 1990. Love abounds in this sweet necklace from our Estate collection. Twinkly .50 ct. t.w. round brilliant-cut diamonds cast romantic sparkle around the open-space heart pendant. Finely crafted in polished 14kt white gold. Suspends from a rope chain. Springring clasp, diamond heart pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.
2 Metal Choices
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From $199
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$249
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Looking for a heartfelt gift for an anniversary, birthday or special occasion? This pendant necklace is it! In a heart motif, .30 ct. t.w. round brilliant-cut diamonds sparkle in polished 18kt yellow gold over sterling silver. Box chain. Springring clasp, diamond heart pendant necklace.
From $499
Define your style with stack-and-layer essentials from our Pure Collection. Create the perfect look to show off your personality. Add some romance to your layers. Suspending from a cable chain, the polished 14kt yellow gold heart pendant glistens with .15 ct. t.w. diamonds, which also decorate the bail. Springring clasp, diamond heart pendant necklace.
From $249
Sweet sparkle at an incredible value! Our delightful heart pendant necklace dazzles with .50 ct. t.w. round brilliant-cut lab-grown diamonds in an elegant open border. Crafted in polished sterling silver and suspended from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Springring clasp, lab-grown diamond heart pendant necklace.
Clearance!
Define your style with stack-and-layer essentials from our Pure Collection. Create the perfect look to show off your personality. The sweetest sparkle! Our pretty Y-necklace dazzles with a .15 carat heart-shaped lab-grown diamond and a .10 carat marquise lab-grown diamond drop. Crafted in 14kt yellow gold on a cable chain with a 2" extender. Springring clasp, lab-grown diamond Y-necklace.
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$2,095
C. 1990. Show yourself some love with a special piece from our Estate collection. Beaming with .55 ct. t.w. yellow diamonds and .55 ct. t.w. white diamonds in 14kt white gold, this sumptuous heart pendant necklace will quickly become a cherished favorite. Finely crafted in polished 14kt yellow gold. Cable chain. Lobster clasp, white and yellow diamond heart pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.
Clearance!
Here's a chic everyday style filled with love. Crafted in polished 18kt yellow gold over sterling silver, our necklace sparkles with .10 ct. t.w. round diamonds in a perfect heart-shaped cluster on a glossy disc pendant. Cable chain includes a 2" extender. Lobster clasp, diamond heart disc pendant necklace.
From $250
Let freedom ring whenever you wear this American flag heart pendant necklace! .23 ct. t.w. red, white and blue diamonds create a patriotic pattern that will make you beam with pride. Black rhodium over red diamonds and blue rhodium over blue diamonds. Polished sterling silver box chain. Springring clasp, multicolored diamond flag necklace. Our red and blue diamonds are natural diamonds that have been treated which causes the color change and then heated to hold the color. The color change process is permanent.
From $399
If you love high-faceted sparkle at a nice price, our charming heart necklace is the perfect pick! Glowing with 1.00 ct. t.w. round brilliant-cut lab-grown diamonds in polished 18kt yellow gold over sterling silver. Cable chain includes a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Springring clasp, lab-grown diamond heart necklace.
From $325
Let your love shine with our .50 ct. t.w. pave diamond heart necklace, blanketed with bright sparkle in a polished sterling silver setting. Cable chain includes a 2" extender. Lobster clasp, pave diamond heart necklace.
From $249
Show your love with our sweet pendant necklace. Here, a traditional open-space heart glitters with .30 ct. t.w. round brilliant-cut diamonds. Would make a great gift for yourself or a loved one. Crafted in polished sterling silver. Suspends from a box chain. Springring clasp, diamond heart pendant necklace.
From $249
Sweet sparkle at an incredible value! Our delightful heart pendant necklace dazzles with .50 ct. t.w. round brilliant-cut lab-grown diamonds in an elegant open border. Crafted in polished 18kt yellow gold over sterling silver and suspended from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Springring clasp, lab-grown diamond heart pendant necklace.
From $170
Graceful and flirtatious, our .10 ct. t.w. diamond heart pendant necklace is dazzled with sparkling diamond rounds. Open-space styling sends the world a special message of love! Suspends from a cable chain with a springring clasp. Diamond heart pendant necklace.
From $599
Let your love shine through with our scintillating pendant necklace. A heart is bedecked by 1.00 ct. t.w. pave diamonds, crafted in sterling silver. Suspends from a cable chain. Lobster clasp, pave diamond heart pendant necklace.
$1,050
Love the look of bold gold? This Italian-made statement is for you! Our luxe 18kt yellow gold over sterling silver necklace features chunky heart-shaped links that culminate in a glamorous .65 ct. t.w. round diamond centerpiece. Lobster clasp, diamond heart link necklace.
From $1,995
Fall in love with 2.00 carats of lavish lab-grown diamonds at an incredible value! Our beautiful necklace dazzles with scintillating round brilliant-cut gems that dance along the outline of a timeless heart pendant. Finely crafted in polished 14kt yellow gold and suspended from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Lobster clasp, lab-grown diamond heart pendant necklace.
From $399
Simply stunning! Our festive heart necklace features a chic scattering of .50 ct. t.w. multi-shaped lab-grown diamonds in flush settings on a glossy 18kt yellow gold over sterling silver pendant. Cable chain includes a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Springring clasp, lab-grown diamond heart pendant necklace.
$2,550
Showcasing a timeless symbol of love, this modern design offers more sparkle for less. Our exceptional heart pendant necklace shimmers with an ample show of 3.00 ct. t.w. round brilliant-cut lab-grown diamonds in polished 14kt white gold. Suspends from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Lobster clasp, lab-grown diamond heart pendant necklace.
From $1,495
A sparkling symbol of love, our classic heart pendant necklace illuminates your look with 1.00 ct. t.w. round brilliant-cut pave diamonds in white rhodium. Set in polished 14kt yellow gold and suspended from a rope chain. Springring clasp, pave diamond heart pendant necklace.
From $1,995
Fall in love with 2.00 carats of lavish lab-grown diamonds at an incredible value! Our beautiful necklace dazzles with scintillating round brilliant-cut gems that dance along the outline of a timeless heart pendant. Finely crafted in polished 14kt white gold and suspended from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Lobster clasp, lab-grown diamond heart pendant necklace.
From $1,495
Showcasing a timeless symbol of love, this modern design offers more sparkle for less. Our dazzling heart pendant necklace shimmers with 1.00 ct. t.w. round brilliant-cut lab-grown diamonds in polished 14kt yellow gold. Suspends from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Lobster clasp, lab-grown diamond heart pendant necklace.
$1,695
C. 1980. You've likely seen a style like this before, and now's your chance to have your own! A classic choice from our Estate collection, this elegant open-space heart pendant necklace has a ribbony silhouette studded with .17 ct. t.w. diamonds. Finely crafted in polished 14kt yellow gold. Cable chain. Lobster clasp, diamond heart pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.
From $499
Define your style with stack-and-layer essentials from our Pure Collection. Create the perfect look to show off your personality. Such a sweet style. Our 14kt yellow gold heart pendant necklace suspends from a sparkly diamond-studded bail on a rope chain. Make it meaningful with a FREE engraving of a single initial in your choice of block or script type. Springring clasp, 14kt yellow gold personalized heart pendant necklace.
$2,995
C. 1990. This eye-catching heart necklace from our Estate collection is a deep, dazzling declaration of love. Features a puffy pendant blanketed with 1.30 ct. t.w. round brilliant-cut black diamonds, dangling from an icy white diamond-studded bail for a bit of sparkling contrast. Finely crafted in polished 14kt white gold with black rhodium. Rope chain. Springring clasp, black diamond heart pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.
From $1,095
A sparkling style, at a value you'll love! Our stellar heart necklace dazzles with .50 ct. t.w. round brilliant-cut lab-grown diamonds in a modern open-space design. Finely crafted in polished 14kt yellow gold and suspended from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Springring clasp, lab-grown diamond heart necklace.
From $215
Here's a style you can always reach for, no matter the outfit or occasion! Our charming heart pendant necklace sparkles with a brilliant border of .25 ct. t.w. round diamonds inside a glowing beaded framework. Crafted in polished 18kt yellow gold over sterling silver and suspended from a cable chain with a 2" extender. Lobster clasp, diamond beaded heart pendant necklace.
From $1,495
Showcasing a timeless symbol of love, this modern design offers more sparkle for less. Our dazzling heart pendant necklace shimmers with 1.00 ct. t.w. round brilliant-cut lab-grown diamonds in polished 14kt white gold. Suspends from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Lobster clasp, lab-grown diamond heart pendant necklace.
From $1,095
A sparkling style, at a value you'll love! Our stellar heart necklace dazzles with .50 ct. t.w. round brilliant-cut lab-grown diamonds in a modern open-space design. Finely crafted in polished 14kt white gold and suspended from a cable chain with a 2" extender. Lab-grown diamonds are identical to mined diamonds according to their optical, physical and chemical properties. Springring clasp, lab-grown diamond heart necklace.
$499
Every day is sweeter when you lead with love. For a sparkling reminder of this sentiment, don this open-space heart pendant necklace, shimmering with .50 ct. t.w. round brilliant-cut diamonds. Set in polished sterling silver on a box chain. Springring clasp, diamond open-space heart pendant necklace.
$2,795
C. 1990. Proving that two tones are better than one, this lovely Estate collection heart pendant necklace is a fantastic find for its reversible versatility. Switch between open-space 18kt yellow and white gold presentations, featuring .16 ct. t.w. round brilliant-cut diamond centerpieces on either side -- so there's always a bit of sparkle! Cable chain. Lobster clasp, diamond double-sided heart pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.
$5,695
C. 1990. Infused with artful flair, this Estate collection pendant necklace features a charming asymmetrical heart pendant lined with luminous 2.00 ct. t.w. round brilliant-cut diamonds. Crafted in polished platinum. Box chain. Springring clasp, diamond heart pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.
$2,495
This stunning necklace sparkles with 1.00 ct. t.w. round brilliant-cut diamonds that bedeck charming hearts aligned in a chic curved bar. Finely crafted in polished 14kt white gold and stationed on a classic cable chain. Graduates from 3/16" to 1/4" wide. Springring clasp, diamond hearts curved bar necklace.
$695
C. 1980. Timeless and romantic, our Estate collection presents a sweet sentiment of love in this charming pendant necklace. An open-space heart shimmers with .28 ct. t.w. round brilliant-cut diamonds set in 14kt white gold. Crafted in 10kt yellow gold and suspends from a cable chain. Springring clasp, diamond heart pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.
$595
C. 1990. Show yourself some extra love with this special Estate collection statement! Our timeless heart pendant necklace sparkles with .24 ct. t.w. diamonds and is perfectly sized for everyday wear. Finely crafted in polished 14kt white gold. Cable chain. Springring clasp, diamond heart pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.
A necklace changes a look the way nothing else does. Same outfit, different chain — entirely different woman. Gold chains: rope, cable, paper clip, box, figaro — in 10kt, 14kt, and 18kt yellow, white, and rose gold. Station necklaces with diamonds or gemstones spaced along delicate strands. Pendant necklaces in every theme — from meaningful religious pieces to playful initials to bold gemstone drops. Pearl strands, graduated or uniform, in cultured freshwater, Akoya, and shell pearl. Layering sets designed to work together without thinking about it. Bead necklaces with lapis, turquoise, and amethyst. Italian-crafted link styles with the weight and finish of pieces that cost twice as much. For over 70 years, Ross-Simons buyers have sourced necklaces from Italy, Asia, and beyond — building a collection that spans everyday essentials to fine pieces worth centering an entire look around. The one that completes yours is here.