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 289 - 336 of 427 products
Annabelle Lab Diamond 0.70ct Pendant Necklace in 18K Yellow Gold F/VS1

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

£1,479£20.79 per month 
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NEXT DAY DELIVERY LOW STOCKElla Yellow Lab Diamond 1.38ct Pendant Necklace in 18K White Gold - Elara Collection

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

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

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

£1,639£25.60 per month 
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NEXT DAY DELIVERY LOW STOCKAnnabelle Yellow Lab Diamond Emerald Cut Halo Necklace 1.38ct in 18K White Gold - Elara Collection

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

£3,255£47.63 per month 
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Initial 'Q' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

Initial 'Q' 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 'X' Necklace 0.05ct

925 Silver Lab Diamond Initial 'X' Necklace 0.05ct

£149 
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Annabelle Lab Diamond 1.38ct Pendant Necklace in 18K Yellow Gold F/VS1

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

£1,995£40.01 per month 
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NEXT DAY DELIVERY LOW STOCKGeorgina Pink Lab Diamond Oval Halo Necklace 0.70ct in 18K White Gold - Elara Collection

Georgina Pink Lab Diamond Oval Halo Necklace 0.70ct in 18K White Gold - Elara Collection

£1,885£27.20 per month 
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Georgina Blue Lab Diamond Oval Halo Necklace 0.70ct in 18KGold - Elara Collection

Georgina Blue Lab Diamond Oval Halo Necklace 0.70ct in 18KGold - Elara Collection

£1,449£22.39 per month 
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Tanzanite and Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

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

£1,835£29.38 per month 
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Initial 'W' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

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

On Sale £79 
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NEXT DAY DELIVERY NEW INCertified Lab Diamond 0.50CT Emily Platinum Pendant Necklace F/VS

Certified Lab Diamond 0.50CT Emily Platinum Pendant Necklace F/VS

£739
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Beatrice Blue Lab Diamond Cushion Cut Necklace 1.38ct in 18K Gold - Elara Collection

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

£2,219£32.00 per month 
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NEXT DAY DELIVERY 1.20ct Sapphire Lab Diamond Drop Pendant Necklace in 9K White Gold

1.20ct Sapphire Lab Diamond Drop Pendant Necklace in 9K White Gold

£599£9.20 per month 
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'Q' Necklace 0.05ct

925 Silver Lab Diamond Initial 'Q' Necklace 0.05ct

£149 
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NEXT DAY DELIVERY LOW STOCKGeorgina Blue Lab Diamond Oval Halo Necklace 0.70ct in 18K White Gold - Elara Collection

Georgina Blue Lab Diamond Oval Halo Necklace 0.70ct in 18K White Gold - Elara Collection

£1,449£22.39 per month 
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Initial 'U' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

Initial 'U' 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 'U' Necklace 0.05ct

925 Silver Lab Diamond Initial 'U' Necklace 0.05ct

£149 
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NEXT DAY DELIVERY LOW STOCKElla Yellow Lab Diamond 0.71ct Pendant Necklace in 18K White Gold - Elara Collection

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

£1,639£25.60 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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0.40ct Lab Diamond Halo Necklace in 9K White Gold F/VS

0.40ct Lab Diamond Halo Necklace in 9K White Gold F/VS

£399
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NEXT DAY DELIVERY 0.40ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

0.40ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

£399
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NEXT DAY DELIVERY LOW STOCK0.70ct Lab Diamond Halo Necklace in 9K White Gold F/VS

0.70ct Lab Diamond Halo Necklace in 9K White Gold F/VS

£499
2 reviews
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NEXT DAY DELIVERY 0.70ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

0.70ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

£499
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NEXT DAY DELIVERY 1.00ct Lab Diamond Halo Necklace in 9K White Gold F/VS

1.00ct Lab Diamond Halo Necklace in 9K White Gold F/VS

£699
1 reviews
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NEXT DAY DELIVERY 1.00ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

1.00ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

£699
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NEXT DAY DELIVERY 1.30ct Lab Diamond Halo Necklace in 9K White Gold F/VS

1.30ct Lab Diamond Halo Necklace in 9K White Gold F/VS

£999
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NEXT DAY DELIVERY 1.30ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

1.30ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

£999
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5.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Gold F/VS

5.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Gold F/VS

£2,945
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NEXT DAY DELIVERY LOW STOCK5.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold F/VS

5.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold F/VS

£2,945
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NEXT DAY DELIVERY LOW STOCK7.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Yellow Gold F/VS

7.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Yellow Gold F/VS

£3,695
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NEXT DAY DELIVERY LOW STOCK7.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold F/VS

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

£3,695
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NEXT DAY DELIVERY LOW STOCK10.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Yellow Gold F/VS

10.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Yellow Gold F/VS

£5,295
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NEXT DAY DELIVERY LOW STOCK10.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold F/VS

10.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold F/VS

£5,295
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NEXT DAY DELIVERY LOW STOCK15.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Yellow Gold F/VS

15.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Yellow Gold F/VS

£8,499
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NEXT DAY DELIVERY LOW STOCK15.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold F/VS

15.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K White Gold F/VS

£8,499
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NEXT DAY DELIVERY 6.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

6.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

£2,799
1 reviews
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NEXT DAY DELIVERY 6.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

6.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

£2,799
1 reviews
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NEXT DAY DELIVERY 8.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

8.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

£3,795
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NEXT DAY DELIVERY LOW STOCK8.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

8.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

£3,795
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NEXT DAY DELIVERY 10.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

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

£4,555
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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 LOW STOCK15.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

15.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

£5,999
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NEXT DAY DELIVERY LOW STOCK15.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

15.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

£5,999
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial A Lab Diamond Necklace set in 925 Sterling Silver

Love Letter Initial A Lab Diamond Necklace set in 925 Sterling Silver

£149 
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial D Lab Diamond Necklace set in 925 Sterling Silver

Love Letter Initial D Lab Diamond Necklace set in 925 Sterling Silver

£149 
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial E Lab Diamond Necklace set in 925 Sterling Silver

Love Letter Initial E Lab Diamond Necklace set in 925 Sterling Silver

£149 
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial F Lab Diamond Necklace set in 925 Sterling Silver

Love Letter Initial F Lab Diamond Necklace set in 925 Sterling Silver

£149 
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