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.

Necklaces/Pendants xLab Grown Diamond xBlue Lab Grown Diamond xYellow Lab Grown Diamond xPink Lab Grown Diamond x
Showing 385 - 432 of 546 products
NEXT DAY DELIVERY LOW STOCKEmerald and Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

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

£1,849£55.46 per month 
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NEXT DAY DELIVERY Lab 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

£765£22.94 per month 
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NEXT DAY DELIVERY Love Letter Initial T Lab Diamond Necklace set in 925 Sterling Silver

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

£149 
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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 STOCKLove Letter Initial P Lab Diamond Necklace set in 9K Yellow Gold

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

£249 
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NEXT DAY DELIVERY LOW STOCKTanzanite and Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

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

£1,885£56.54 per month 
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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

£3,229£96.86 per month 
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NEXT DAY DELIVERY LOW STOCKAnnabelle Blue Lab Diamond Emerald Cut Halo Necklace 1.38ct in 18K White Gold - Elara Collection

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

£2,219£66.56 per month 
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NEXT DAY DELIVERY Certified Lab Diamond 0.50CT Emily Platinum Pendant Necklace F/VS

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

£549£16.46 per month 
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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

£3,229£96.86 per month 
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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

£549£16.46 per month 
2 reviews
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NEXT DAY DELIVERY LOW STOCK3.00ct 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£96.86 per month 
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NEXT DAY DELIVERY Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 0.33ct H/SI in 925 Silver

Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 0.33ct H/SI in 925 Silver

£239 
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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

£2,055£61.64 per month 
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NEXT DAY DELIVERY Love Letter Initial O Lab Diamond Necklace set in 925 Sterling Silver

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

£149 
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Georgina 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

£1,945£58.34 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

£1,945£58.34 per month 
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NEXT DAY DELIVERY LOW STOCKEmily Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

Emily Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

£479£14.36 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

£1,945£58.34 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

£1,945£58.34 per month 
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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

£4,559£136.76 per month 
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NEXT DAY DELIVERY Love Letter Initial I Lab Diamond Necklace set in 18K Gold Vermeil

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

£149 
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NEXT DAY DELIVERY Love Letter Initial P Lab Diamond Necklace set in 925 Sterling Silver

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

£149 
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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

£3,679£110.36 per month 
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NEXT DAY DELIVERY LOW STOCKLUXE 27.00ct Lab Diamond Necklace with IGI Certified Emerald-Cut Diamonds in 18K White Gold

LUXE 27.00ct Lab Diamond Necklace with IGI Certified Emerald-Cut Diamonds in 18K White Gold

£13,399
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925 Silver Lab Diamond Initial 'Y' Necklace 0.05ct

925 Silver Lab Diamond Initial 'Y' Necklace 0.05ct

On Sale £109 
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NEXT DAY DELIVERY Sapphire and Lab Diamond Oval Halo Necklace 9KW Gold Asteria

Sapphire and Lab Diamond Oval Halo Necklace 9KW Gold Asteria

£465£13.94 per month 
2 reviews
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NEXT DAY DELIVERY Love Letter Initial T Lab Diamond Necklace set in 18K Gold Vermeil

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

£149 
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NEXT DAY DELIVERY Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K White Gold

Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K White Gold

£1,349£40.46 per month 
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NEXT DAY DELIVERY LOW STOCKBeatrice Blue Lab Diamond Cushion Cut Necklace 0.70ct in 18K White Gold - Elara Collection

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

£1,449£43.46 per month 
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NEXT DAY DELIVERY LOW STOCKLUXE 24.00ct Lab Diamond Necklace with IGI Certified Oval-Cut Diamonds in 18K White Gold

LUXE 24.00ct Lab Diamond Necklace with IGI Certified Oval-Cut Diamonds in 18K White Gold

£11,499
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NEXT DAY DELIVERY Certified Lab Diamond 1.00CT Emily 18K White Gold Pendant Necklace F/VS

Certified Lab Diamond 1.00CT Emily 18K White Gold Pendant Necklace F/VS

£945£28.34 per month 
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NEXT DAY DELIVERY Lumia Lab Diamond Halo Necklace 0.40ct F/VS in 9K White Gold

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

£399£11.96 per month 
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Love Letter Initial F Lab Diamond Necklace set in 9K White Gold

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

£249 
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Beatrice 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

£2,055£61.64 per month 
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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 Love Letter Initial P Lab Diamond Necklace set in 18K Gold Vermeil

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

£149 
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NEXT DAY DELIVERY Love Letter Initial B Lab Diamond Necklace set in 9K White Gold

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

£249 
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NEXT DAY DELIVERY LOW STOCKElla Pink Lab Diamond 0.71ct Pendant Necklace in 18K White Gold - Elara Collection

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

£1,885£56.54 per month 
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NEW INLUXE 20.00ct Lab Diamond Necklace with IGI Certified Brilliant-Cut Diamonds in 18K White Gold

LUXE 20.00ct Lab Diamond Necklace with IGI Certified Brilliant-Cut Diamonds in 18K White Gold

£8,799£263.96 per month 
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Ella Lab Diamond Halo 1.38ct Pendant Necklace in 18K Yellow Gold F/VS1

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

£1,995£59.84 per month 
1 reviews
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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£59.96 per month 
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Emily 18K White Gold Lab Diamond Pendant Necklace 0.33CT F/VS

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

£399£11.96 per month 
1 reviews
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NEXT DAY DELIVERY Love 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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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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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£43.46 per month 
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial W Lab Diamond Necklace set in 9K Yellow Gold

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

£249 
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NEXT DAY DELIVERY Lumia Lab Diamond Halo Necklace 1.30ct F/VS in 9K Gold

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

£925£27.74 per month 
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