Sustainable Lab Diamond Necklaces

The sustainable and ethical choice. Matching ethical sustainability with the utmost in sparkle and sophistication, our Lab Grown Diamond Necklaces never fail to set pulses racing with their opulent beauty.

Showing 193 - 240 of 427 products
NEXT DAY DELIVERY NEW INLove Letter Initial A Lab Diamond Necklace set in 18K Gold Vermeil

Love Letter Initial A Lab Diamond Necklace set in 18K Gold Vermeil

£149 
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NEXT DAY DELIVERY NEW INLove Letter Initial B Lab Diamond Necklace set in 18K Gold Vermeil

Love Letter Initial B Lab Diamond Necklace set in 18K Gold Vermeil

£149 
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NEXT DAY DELIVERY NEW INLove Letter Initial D Lab Diamond Necklace set in 9K Yellow Gold

Love Letter Initial D Lab Diamond Necklace set in 9K Yellow Gold

£249 
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Initial 'D' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

Initial 'D' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

On Sale £79 
1 reviews
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NEXT DAY DELIVERY 2ct Blue Topaz and Lab Diamond Halo Square Necklace Asteria 9KW Gold

2ct Blue Topaz and Lab Diamond Halo Square Necklace Asteria 9KW Gold

£399
1 reviews
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1.40ct Sapphire Asteria Lab Diamond Halo Pendant Necklace 9KW Gold

1.40ct Sapphire Asteria Lab Diamond Halo Pendant Necklace 9KW Gold

£579£10.87 per month 
3 reviews
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NEXT DAY DELIVERY LOW STOCK1.40ct Emerald Lab Diamond Halo Pendant Necklace in 9K White Gold

1.40ct Emerald Lab Diamond Halo Pendant Necklace in 9K White Gold

£579£9.43 per month 
4 reviews
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NEXT DAY DELIVERY LOW STOCK10.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

10.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

£4,555
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NEXT DAY DELIVERY NEW INLove Letter Initial B Lab Diamond Necklace set in 9K Yellow Gold

Love Letter Initial B Lab Diamond Necklace set in 9K Yellow Gold

£249 
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NEXT DAY DELIVERY NEW INLove Letter Initial C Lab Diamond Necklace set in 9K Yellow Gold

Love Letter Initial C Lab Diamond Necklace set in 9K Yellow Gold

£249 
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial Y Lab Diamond Necklace set in 9K Yellow Gold

Love Letter Initial Y Lab Diamond Necklace set in 9K Yellow Gold

£249 
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5.00ct Lab Diamond Cluster Tennis Necklace in 9K White Gold F/VS

5.00ct Lab Diamond Cluster Tennis Necklace in 9K White Gold F/VS

£3,925
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NEXT DAY DELIVERY 0.80ct Ruby Asteria Lab Diamond Heart Pendant Necklace in 9K Gold

0.80ct Ruby Asteria Lab Diamond Heart Pendant Necklace in 9K Gold

£379
2 reviews
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NEXT DAY DELIVERY LOW STOCKLab Ruby 9x7mm and Lab Diamond Cluster Necklace Pendant in 18K White Gold

Lab Ruby 9x7mm and Lab Diamond Cluster Necklace Pendant in 18K White Gold

£779£12.47 per month 
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NEXT DAY DELIVERY NEW INLove Letter Initial R Lab Diamond Necklace set in 9K Yellow Gold

Love Letter Initial R Lab Diamond Necklace set in 9K Yellow Gold

£249 
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Ella Blue Lab Diamond 0.71ct Pendant Necklace in 18K Yellow Gold - Elara Collection

Ella Blue Lab Diamond 0.71ct Pendant Necklace in 18K Yellow Gold - Elara Collection

£1,449£22.39 per month 
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10.00ct Lab Diamond Drop Tennis Necklace in 9K White Gold F/VS

10.00ct Lab Diamond Drop Tennis Necklace in 9K White Gold F/VS

£6,459
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925 Silver Lab Diamond Initial 'W' Necklace 0.05ct

925 Silver Lab Diamond Initial 'W' Necklace 0.05ct

£149 
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial Z Lab Diamond Necklace set in 9K White Gold

Love Letter Initial Z Lab Diamond Necklace set in 9K White Gold

£249 
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NEW INEmily Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

Emily Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

£539
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NEXT DAY DELIVERY Sapphire and Lab Diamond Halo Necklace in 9KW Gold - Asteria

Sapphire and Lab Diamond Halo Necklace in 9KW Gold - Asteria

£385
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NEXT DAY DELIVERY Lab Diamond Moyen Galileo 1CT Pendant Necklace in 9K White Gold

Lab Diamond Moyen Galileo 1CT Pendant Necklace in 9K White Gold

£719£14.39 per month 
2 reviews
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NEXT DAY DELIVERY 0.50ct Lab Diamond Heart Pendant Necklace H/SI Quality in 9K White Gold

0.50ct Lab Diamond Heart Pendant Necklace H/SI Quality in 9K White Gold

£475
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NEXT DAY DELIVERY NEW INOlivia 18K White Gold Lab Diamond Pendant Necklace 0.50CT F/VS

Olivia 18K White Gold Lab Diamond Pendant Necklace 0.50CT F/VS

£599
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NEXT DAY DELIVERY NEW INKeira 18K White Gold Pear Shape Lab Diamond Pendant Necklace 0.33CT F/VS

Keira 18K White Gold Pear Shape Lab Diamond Pendant Necklace 0.33CT F/VS

£499
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'G' Necklace 0.05ct

925 Silver Lab Diamond Initial 'G' Necklace 0.05ct

£149 
5 reviews
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NEXT DAY DELIVERY LOW STOCK7.00ct Lab Diamond Cluster Tennis Necklace in 9K White Gold F/VS

7.00ct Lab Diamond Cluster Tennis Necklace in 9K White Gold F/VS

£5,295
1 reviews
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NEXT DAY DELIVERY LOW STOCK5.00ct Lab Diamond Drop Tennis Necklace in 9K White Gold F/VS

5.00ct Lab Diamond Drop Tennis Necklace in 9K White Gold F/VS

£3,925
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NEXT DAY DELIVERY NEW INKiera Platinum Pear Shape Lab Diamond Pendant Necklace 0.33CT F/VS

Kiera Platinum Pear Shape Lab Diamond Pendant Necklace 0.33CT F/VS

£585
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Initial 'B' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

Initial 'B' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

On Sale £79 
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'N' Necklace 0.05ct

925 Silver Lab Diamond Initial 'N' Necklace 0.05ct

£149 
4 reviews
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'B' Necklace 0.05ct

925 Silver Lab Diamond Initial 'B' Necklace 0.05ct

£149 
1 reviews
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NEXT DAY DELIVERY Lab Diamond Oval Galileo 0.52CT Pendant Necklace in 9K White Gold

Lab Diamond Oval Galileo 0.52CT Pendant Necklace in 9K White Gold

£549£8.95 per month 
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Ella Pink Lab Diamond 0.71ct Pendant Necklace in 18K Yellow Gold - Elara Collection

Ella Pink Lab Diamond 0.71ct Pendant Necklace in 18K Yellow Gold - Elara Collection

£1,885£27.20 per month 
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NEXT DAY DELIVERY LOW STOCKAnnabelle Lab Diamond 1.38ct Pendant Necklace in 18K White Gold F/VS1

Annabelle Lab Diamond 1.38ct Pendant Necklace in 18K White Gold F/VS1

£1,995£40.01 per month 
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NEXT DAY DELIVERY LOW STOCK1.50ct Ruby Asteria Lab Diamond Halo Pendant Necklace 9K White Gold

1.50ct Ruby Asteria Lab Diamond Halo Pendant Necklace 9K White Gold

£585£9.27 per month 
3 reviews
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NEXT DAY DELIVERY NEW INOlivia Platinum Lab Diamond Pendant Necklace 0.50CT F/VS

Olivia Platinum Lab Diamond Pendant Necklace 0.50CT F/VS

£669
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Beatrice Pink Lab Diamond Cushion Cut Necklace 1.38ct in 18K Gold - Elara Collection

Beatrice Pink Lab Diamond Cushion Cut Necklace 1.38ct in 18K Gold - Elara Collection

£3,485£50.99 per month 
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Initial 'O' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

Initial 'O' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

On Sale £79 
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Beatrice Blue Lab Diamond Cushion Cut Necklace 1.38ct in 18K White Gold - Elara Collection

Beatrice Blue Lab Diamond Cushion Cut Necklace 1.38ct in 18K White Gold - Elara Collection

£2,219£32.00 per month 
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2 Carat Cross F/VS Lab Diamond Necklace Pendant in 9K White Gold

2 Carat Cross F/VS Lab Diamond Necklace Pendant in 9K White Gold

£999£23.93 per month 
1 reviews
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NEXT DAY DELIVERY NEW INLove Letter Initial S Lab Diamond Necklace set in 18K Gold Vermeil

Love Letter Initial S Lab Diamond Necklace set in 18K Gold Vermeil

£149 
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NEXT DAY DELIVERY 5.40ct Blue Topaz and Lab Diamond Halo Necklace in 9K White Gold

5.40ct Blue Topaz and Lab Diamond Halo Necklace in 9K White Gold

£649£10.32 per month 
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NEXT DAY DELIVERY NEW INEmily 18K White Gold Lab Diamond Pendant Necklace 0.33CT F/VS

Emily 18K White Gold Lab Diamond Pendant Necklace 0.33CT F/VS

£475
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'F' Necklace 0.05ct

925 Silver Lab Diamond Initial 'F' Necklace 0.05ct

£149 
1 reviews
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NEW INOlivia Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

Olivia Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

£585
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NEXT DAY DELIVERY LOW STOCKBeatrice Yellow Lab Diamond Cushion Cut Necklace 0.70ct in 18K White Gold - Elara Collection

Beatrice Yellow Lab Diamond Cushion Cut Necklace 0.70ct in 18K White Gold - Elara Collection

£1,639£25.60 per month 
1 reviews
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NEXT DAY DELIVERY Lab Diamond Halo Necklace Pendant 0.50ct H/Si Set in 9K White Gold

Lab Diamond Halo Necklace Pendant 0.50ct H/Si Set in 9K White Gold

£499£8.72 per month 
7 reviews
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