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Lab-Grown Diamond Necklaces

Indulge in expert craftsmanship with our collection of lab-grown diamond necklaces. Explore timelessly elegant designs with dazzling sparkle and shine.
87 Results items returned.
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87 Results items returned.
Lab-Grown Diamond Solitaire Necklace 1 ct tw Round 14K White Gold 19" (SI2/F)

$1,295.00 
30% off
Was $1,850.00 
Lab-Grown Diamond Heart Outline Necklace 1/2 ct tw 14K White Gold 18"
Variations Available

$480.00 
20% off
Was $600.00 
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Lab-Grown Diamond Solitaire Necklace 1 ct tw Heart-Cut 14K White Gold (F/SI2) 18"

$1,295.00 
30% off
Was $1,850.00 
Lab-Grown Diamond Necklace 3 ct tw 14K White Gold 17"

$3,600.00 
20% off
Was $4,500.00 
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Marquise-Cut Lab-Grown Diamond Bezel-Set Solitaire Necklace 1 ct tw 18K White Gold 18" (F/VS2)
+3 more

Clearance

$980.00 
44% off
Was $1,750.00 
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Round-Cut Lab-Grown Diamond Bezel-Set Solitaire Necklace 1 ct tw 18K Yellow Gold 18" (F/VS2)
+3 more

$1,470.00 
30% off
Was $2,100.00 
Lab-Grown Diamond Solitaire Necklace 1 ct tw Round 14K Yellow Gold 19" (SI2/F)

$1,295.00 
30% off
Was $1,850.00 
Lab-Grown Diamond Tennis Necklace 10 ct tw 14K Yellow Gold 17"

$7,200.00 
20% off
Was $9,000.00 
Lab-Grown Diamond Solitaire Necklace 1 ct tw Princess 14K White Gold 19" (SI2/F)

$1,295.00 
30% off
Was $1,850.00 
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Square-Emerald-Cut Lab-Grown Diamond Bezel-Set Solitaire Necklace 1 ct tw 18K Yellow Gold 18" (F/VS2)
+3 more

Clearance

$980.00 
44% off
Was $1,750.00 
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Princess-Cut Lab-Grown Diamond Bezel-Set Solitaire Necklace 1 ct tw 18K White Gold 18" (F/VS2)
+3 more

Clearance

$980.00 
44% off
Was $1,750.00 
Lab-Grown Diamond Solitaire Necklace 5 ct tw Round 14K White Gold 19" (SI2/F)

Clearance

$8,400.00 
76% off
Was $35,000.00 
Lab-Grown Diamond Solitaire Necklace 1-1/2 ct tw Round 14K Yellow Gold 19" (SI2/F)

$1,645.00 
30% off
Was $2,350.00 
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Lab-Grown Diamond Solitaire Necklace 1/2 ct tw Heart-Cut 14K White Gold (F/SI2) 18"

$665.00 
30% off
Was $950.00 
Lab-Grown Diamond Solitaire Necklace 2 ct tw Round 14K White Gold 19" (SI2/F)

$2,100.00 
30% off
Was $3,000.00 
Lab-Grown Diamond Necklace 2 ct tw Round 14K White Gold

$2,160.00 
20% off
Was $2,700.00 
Jared Signature Collection Lab-Grown Diamond Double-Strand Necklace 5 ct tw 14K Yellow Gold 18"

New Arrivals

$3,800.00 
20% off
Was $4,750.00 
Jared Signature Collection Lab-Grown Diamond Graduated Drop Necklace 1-1/2 ct tw 14K Yellow Gold 18"

New Arrivals

$1,200.00 
20% off
Was $1,500.00 
Jared Signature Collection Lab-Grown Diamond Necklace 2 ct tw 14K Yellow Gold 18"

New Arrivals

$1,520.00 
20% off
Was $1,900.00 
Lab-Grown Diamond Solitaire Necklace 1/2 ct tw Round 14K White Gold 19" (SI2/F)

$665.00 
30% off
Was $950.00 
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Pear-Shaped Lab-Grown Diamond Drop Bow Necklace 1-1/2 ct tw 14K White Gold

$1,440.00 
20% off
Was $1,800.00 
Previously Owned Lab-Grown Diamond Necklace 1 ct tw Round 14K Yellow Gold

Previously Owned

$1,280.00 
20% off
Was $1,600.00 
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Oval Portrait-Cut Lab-Grown Diamond Necklace 4-1/3 ct tw 14K Yellow Gold 16.5"
Variations Available

$7,600.00 
20% off
Was $9,500.00 
Lab-Grown Diamond 3-Stone Necklace 1-1/2 ct tw Round 14K White Gold

$1,760.00 
20% off
Was $2,200.00 
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Pnina Tornai Round & Emerald-Cut Lab-Grown Diamond Vertical Drop Necklace 2 ct tw 14K White Gold

$2,000.00 
20% off
Was $2,500.00 
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Pentagon Brilliant-Cut, Moval Old-Cut & Square Emerald Step-Cut Lab-Grown Diamond Y-Drop Necklace 30-7/8 ct tw 14K Yellow Gold 17.5"

$48,000.00 
20% off
Was $60,000.00 
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Pnina Tornai Round & Emerald-Cut Lab-Grown Diamond Riviera Necklace 11-3/4 ct tw 14K White Gold 17.75"

Clearance

$7,814.40 
36% off
Was $12,210.00 
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Pnina Tornai Lab-Grown Diamond Spray Necklace 4 ct tw 14K White Gold 18"

Clearance

$4,160.00 
36% off
Was $6,500.00 
Lab-Grown Diamond Heart Outline Necklace 1/4 ct tw 14K White Gold 18"
Variations Available

$408.00 
20% off
Was $510.00 
Men's Lab-Grown Diamond Tennis Necklace 10 ct tw 14K White Gold 22"

$6,800.00 
20% off
Was $8,500.00 
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Pnina Tornai Pear-Shaped, Round & Marquise-Cut Lab-Grown Diamond Necklace 4 ct tw 14K White Gold 18"

$4,800.00 
20% off
Was $6,000.00 
Heart-Shaped Lab-Grown Diamond Halo Necklace 5/8 ct tw 14K White Gold 18"

$636.00 
20% off
Was $795.00 
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Lab-Grown Diamond Tennis Necklace 5 ct tw 14K Yellow Gold

Clearance

$3,520.00 
36% off
Was $5,500.00 
Pear-Shaped Lab-Grown Diamond Three-Stone Curved Bar Necklace 1/2 ct tw 14K White Gold 18"

$800.00 
20% off
Was $1,000.00 
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Multi-Shape Lab-Grown Diamond Y-Drop Necklace 9-1/5 ct tw 14K White Gold 16.5"

$12,000.00 
20% off
Was $15,000.00 
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Lab-Grown Diamond Pendant Necklace 1-1/2 ct tw Round/Emerald 14K White Gold

$2,000.00 
20% off
Was $2,500.00 
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Lab-Grown Diamond Pendant Necklace 1 ct tw Pear/Round 14K White Gold

Clearance

$979.99 
44% off
Was $1,750.00 
Lab-Grown Diamond Heart Necklace 2 ct tw Round 14K Yellow Gold

Clearance

$1,000.00 
60% off
Was $2,500.00 
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Lab-Grown Diamond Tennis Necklace 7 ct tw Round 14K White Gold

$6,000.00 
20% off
Was $7,500.00 
Lab-Grown Diamond Tennis Necklace 10 ct tw Round 14K White Gold

$7,200.00 
20% off
Was $9,000.00 
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Lab-Grown Diamond Drop Pendant Necklace 1 ct tw Round 14K Yellow Gold

Clearance

$939.99 
60% off
Was $2,350.00 
Lab-Grown Diamond Necklace 7/8 ct tw Round 14K White Gold

$1,000.00 
20% off
Was $1,250.00 
Showing 42 of 87 products