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 241 - 288 of 323 products
Annabelle Blue Lab Diamond Emerald Cut Halo Necklace 0.70ct in 18KGold - Elara Collection

Annabelle Blue Lab Diamond Emerald Cut Halo Necklace 0.70ct in 18KGold - Elara Collection

£1,449£22.39 per month 
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NEXT DAY DELIVERY LOW STOCKAnnabelle Yellow Lab Diamond Emerald Cut Halo Necklace 1.38ct in 18KGold - Elara Collection

Annabelle Yellow Lab Diamond Emerald Cut Halo Necklace 1.38ct in 18KGold - Elara Collection

£3,255£47.63 per month 
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NEW INVivara Lab Ruby and Lab Diamond Necklace Set in 9K Yellow Gold

Vivara Lab Ruby and Lab Diamond Necklace Set in 9K Yellow Gold

£599
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NEXT DAY DELIVERY LOW STOCKAnnabelle Pink Lab Diamond Emerald Cut Halo Necklace 1.38ct in 18K White Gold - Elara Collection

Annabelle Pink Lab Diamond Emerald Cut Halo Necklace 1.38ct in 18K White Gold - Elara Collection

£3,485£50.99 per month 
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NEXT DAY DELIVERY LOW STOCKBeatrice Pink Lab Diamond Cushion Cut Necklace 1.38ct in 18K White Gold - Elara Collection

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

£3,485£50.99 per month 
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NEXT DAY DELIVERY Tanzanite and Lab Diamond Halo Pear Drop Asteria Necklace in 9KW Gold

Tanzanite and Lab Diamond Halo Pear Drop Asteria Necklace in 9KW Gold

£549£8.79 per month 
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'R' Necklace 0.05ct

925 Silver Lab Diamond Initial 'R' Necklace 0.05ct

£149 
7 reviews
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NEXT DAY DELIVERY LOW STOCKBeatrice Pink Lab Diamond Cushion Cut Necklace 0.70ct in 18K White Gold - Elara Collection

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

£1,885£27.20 per month 
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NEXT DAY DELIVERY Sapphire and Lab Diamond Halo Round Asteria Necklace 9KW Gold

Sapphire and Lab Diamond Halo Round Asteria Necklace 9KW Gold

£349 
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NEXT DAY DELIVERY LOW STOCK10.00ct Lab Diamond Tennis Necklace in 9K White Gold G/VS

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

£4,555
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3.00ct Lab Diamond Cluster Tennis Necklace in 9K White Gold F/VS

3.00ct Lab Diamond Cluster Tennis Necklace in 9K White Gold F/VS

£3,229
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Beatrice Cushion Cut Lab Diamond Pendant Necklace 1.38ct in 18K Yellow Gold F/VS1

Beatrice Cushion Cut Lab Diamond Pendant Necklace 1.38ct in 18K Yellow Gold F/VS1

£1,759£38.02 per month 
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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 LOW STOCK925 Silver Lab Diamond Initial 'O' Necklace 0.05ct

925 Silver Lab Diamond Initial 'O' Necklace 0.05ct

£149 
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Georgina Oval Lab Diamond Halo Pendant Necklace 1.38ct in 18K White Gold F/VS1

Georgina Oval Lab Diamond Halo Pendant Necklace 1.38ct in 18K White Gold F/VS1

£1,999£39.94 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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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'Y' Necklace 0.05ct

925 Silver Lab Diamond Initial 'Y' Necklace 0.05ct

£149 
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'T' Necklace 0.05ct

925 Silver Lab Diamond Initial 'T' Necklace 0.05ct

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

925 Silver Lab Diamond Initial 'E' Necklace 0.05ct

£149 
11 reviews
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Beatrice Blue Lab Diamond Cushion Cut Necklace 0.70ct in 18K Gold - Elara Collection

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

£1,449£22.39 per month 
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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 925 Silver Lab Diamond Initial 'V' Necklace 0.05ct

925 Silver Lab Diamond Initial 'V' Necklace 0.05ct

£149 
2 reviews
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Georgina Pink Lab Diamond Oval Halo Necklace 1.38ct in 18KGold - Elara Collection

Georgina Pink Lab Diamond Oval Halo Necklace 1.38ct in 18KGold - Elara Collection

£3,485£50.99 per month 
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NEXT DAY DELIVERY LOW STOCKGeorgina Yellow Lab Diamond Oval Halo Necklace 1.38ct in 18KGold - Elara Collection

Georgina Yellow Lab Diamond Oval Halo Necklace 1.38ct in 18KGold - Elara Collection

£3,255£47.63 per month 
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NEW IN18K Gold Princess Cut Lab Diamond Pendant Necklace 0.50CT F/VS

18K Gold Princess Cut Lab Diamond Pendant Necklace 0.50CT F/VS

£599
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'I' Necklace 0.05ct

925 Silver Lab Diamond Initial 'I' Necklace 0.05ct

£149 
1 reviews
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NEXT DAY DELIVERY LOW STOCKRuby and Lab Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

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

£1,675£26.81 per month 
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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 STOCKElla Pink Lab Diamond 1.38ct Pendant Necklace in 18K Yellow Gold - Elara Collection

Ella Pink Lab Diamond 1.38ct Pendant Necklace in 18K Yellow Gold - Elara Collection

£3,485£50.99 per month 
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Annabelle Lab Diamond 0.70ct Pendant Necklace in 18K White Gold F/VS1

Annabelle Lab Diamond 0.70ct Pendant Necklace in 18K White Gold F/VS1

£1,479£20.79 per month 
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NEXT DAY DELIVERY LOW STOCK7.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold G/VS

7.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold G/VS

£3,695
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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 STOCKGeorgina Oval Lab Diamond Halo Pendant Necklace 0.70ct in 18K White Gold F/VS1

Georgina Oval Lab Diamond Halo Pendant Necklace 0.70ct in 18K White Gold F/VS1

£1,365£25.21 per month 
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Initial 'T' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

Initial 'T' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

On Sale £79 
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NEXT DAY DELIVERY Chloe 0.50ct Lab Diamond Solitaire Necklace in 18K White Gold F/VS1

Chloe 0.50ct Lab Diamond Solitaire Necklace in 18K White Gold F/VS1

£599£13.36 per month 
4 reviews
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NEW INVivara Lab Sapphire and Lab Diamond Necklace Set in 9K White Gold

Vivara Lab Sapphire and Lab Diamond Necklace Set in 9K White Gold

£599
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NEXT DAY DELIVERY Chloe 18K White Gold Lab Diamond Solitaire Necklace 0.25CT F/VS

Chloe 18K White Gold Lab Diamond Solitaire Necklace 0.25CT F/VS

£379£9.16 per month 
3 reviews
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Georgina Blue Lab Diamond Oval Halo Necklace 1.38ct in 18KGold - Elara Collection

Georgina Blue Lab Diamond Oval Halo Necklace 1.38ct in 18KGold - Elara Collection

£2,219£32.00 per month 
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NEXT DAY DELIVERY LOW STOCKBeatrice Yellow Lab Diamond Cushion Cut Necklace 1.38ct in 18K Gold - Elara Collection

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

£3,255£47.63 per month 
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Georgina Blue Lab Diamond Oval Halo Necklace 1.38ct in 18K White Gold - Elara Collection

Georgina Blue Lab Diamond Oval Halo Necklace 1.38ct in 18K White Gold - Elara Collection

£2,219£32.00 per month 
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Ella Pink Lab Diamond 1.38ct Pendant Necklace in 18K White Gold - Elara Collection

Ella Pink Lab Diamond 1.38ct Pendant Necklace in 18K White Gold - Elara Collection

£3,485£50.99 per month 
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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 Georgina Yellow Lab Diamond Oval Halo Necklace 1.38ct in 18K White Gold - Elara Collection

Georgina Yellow Lab Diamond Oval Halo Necklace 1.38ct in 18K White Gold - Elara Collection

£3,255£47.63 per month 
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NEXT DAY DELIVERY LOW STOCKAnnabelle Pink Lab Diamond Emerald Cut Halo Necklace 0.70ct in 18K White Gold - Elara Collection

Annabelle Pink Lab Diamond Emerald Cut Halo Necklace 0.70ct in 18K White Gold - Elara Collection

£1,885£27.20 per month 
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Beatrice Yellow Lab Diamond Cushion Cut Necklace 1.38ct in 18K White Gold - Elara Collection

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

£3,255£47.63 per month 
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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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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 Ella Yellow Lab Diamond 1.38ct Pendant Necklace in 18K Yellow Gold - Elara Collection

Ella Yellow Lab Diamond 1.38ct Pendant Necklace in 18K Yellow Gold - Elara Collection

£3,255£47.63 per month 
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