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 145 - 192 of 514 products
Cross Pendant 1.00CT Lab Diamond 9K White Gold

Cross Pendant 1.00CT Lab Diamond 9K White Gold

On Sale £482£14.45 per month 
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NEXT DAY DELIVERY LOW STOCKLUXE 32.00ct Lab Diamond Necklace with 3.00ct IGI Certified Pear-Cut Centre in 18K White Gold

LUXE 32.00ct Lab Diamond Necklace with 3.00ct IGI Certified Pear-Cut Centre in 18K White Gold

£13,839
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Chloe 2.00ct Lab Diamond Solitaire Pendant Necklace F/VS Quality in 18K White Gold

Chloe 2.00ct Lab Diamond Solitaire Pendant Necklace F/VS Quality in 18K White Gold

£1,800£53.99 per month 
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Initial 'C' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

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

On Sale £74 
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NEXT DAY DELIVERY Love Letter Initial E Lab Diamond Necklace set in 925 Sterling Silver

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

£141 
1 reviews
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NEXT DAY DELIVERY Lab Diamond Circle Necklace Pendant 1 Carat Set in 925 Silver

Lab Diamond Circle Necklace Pendant 1 Carat Set in 925 Silver

£355
5 reviews
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NEXT DAY DELIVERY LOW STOCKWanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K White Gold

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

£1,278£38.33 per month 
1 reviews
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NEXT DAY DELIVERY 5.40ct Blue Topaz and Lab Diamond Halo Necklace in 925 Silver

5.40ct Blue Topaz and Lab Diamond Halo Necklace in 925 Silver

£207 
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NEXT DAY DELIVERY LOW STOCKVivara Lab Ruby and Lab Diamond Necklace Set in 9K Yellow Gold

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

£567£17.00 per month 
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NEXT DAY DELIVERY Lab Diamond Life Journey Pendant Necklace 0.50ct H/Si in 9K White Gold

Lab Diamond Life Journey Pendant Necklace 0.50ct H/Si in 9K White Gold

£346 
9 reviews
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NEXT DAY DELIVERY Lab Diamond Life Journey Necklace 0.50ct H/Si in 9K White Gold

Lab Diamond Life Journey Necklace 0.50ct H/Si in 9K White Gold

£393£11.78 per month 
9 reviews
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NEXT DAY DELIVERY Love Letter Initial N Lab Diamond Necklace set in 925 Sterling Silver

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

£141 
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NEXT DAY DELIVERY Love Letter Initial R Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
1 reviews
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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 £74 
1 reviews
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NEW INHorizon Round Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 18k Gold Vermeil

Horizon Round Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 18k Gold Vermeil

£188 
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NEXT DAY DELIVERY Love Letter Initial C Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
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NEXT DAY DELIVERY Ella 0.30ct Halo Lab Diamond and 9K White Gold Pendant

Ella 0.30ct Halo Lab Diamond and 9K White Gold Pendant

£279 
9 reviews
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NEXT DAY DELIVERY Astra 1.50ct Lab Emerald and Diamond Halo Octagon Cut Necklace in Silver

Astra 1.50ct Lab Emerald and Diamond Halo Octagon Cut Necklace in Silver

£226 
5 reviews
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NEXT DAY DELIVERY Chloe 0.50ct Lab Diamond Solitaire Necklace in Platinum F/VS1

Chloe 0.50ct Lab Diamond Solitaire Necklace in Platinum F/VS1

£520£15.59 per month 
5 reviews
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NEXT DAY DELIVERY Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 1.50ct H/SI in 9K White Gold

Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 1.50ct H/SI in 9K White Gold

£947£28.40 per month 
1 reviews
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Lab Diamond Life Journey Pendant Necklace 0.50ct H/SI in 9K White Gold

Lab Diamond Life Journey Pendant Necklace 0.50ct H/SI in 9K White Gold

£359
13 reviews
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NEXT DAY DELIVERY NEW INHorizon Heart Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 9K Gold

Horizon Heart Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 9K Gold

£321 
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NEXT DAY DELIVERY NEW INMasami Lab Diamond Pear Halo Necklace 0.10ct Pave Set in 18K Gold Vermeil

Masami Lab Diamond Pear Halo Necklace 0.10ct Pave Set in 18K Gold Vermeil

£184 
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NEXT DAY DELIVERY 18K Gold Lab Diamond Pear Shape Pendant Necklace 0.50CT F/VS

18K Gold Lab Diamond Pear Shape Pendant Necklace 0.50CT F/VS

£510£15.29 per month 
1 reviews
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NEXT DAY DELIVERY 0.33ct Lab Diamond Princess Cut Solitaire Necklace in 9K Gold

0.33ct Lab Diamond Princess Cut Solitaire Necklace in 9K Gold

£273 
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NEXT DAY DELIVERY Astra 1.80ct Lab Ruby and Diamond Halo Octagon Cut Necklace in 18K Gold Vermeil

Astra 1.80ct Lab Ruby and Diamond Halo Octagon Cut Necklace in 18K Gold Vermeil

£222 
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Kiera Platinum Pear Shape Lab Diamond Pendant Necklace 0.33CT F/VS

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

£473£14.18 per month 
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NEXT DAY DELIVERY 5 Stone Drop 0.33ct Lab Diamond and 9K White Gold Pendant G4066

5 Stone Drop 0.33ct Lab Diamond and 9K White Gold Pendant G4066

£317 
1 reviews
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NEXT DAY DELIVERY Love Letter Initial J Lab Diamond Necklace set in 18K Gold Vermeil

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

£141 
1 reviews
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NEXT DAY DELIVERY Astra 2.00ct Lab Ruby and Diamond Solitaire Cushion Cut Necklace in Silver

Astra 2.00ct Lab Ruby and Diamond Solitaire Cushion Cut Necklace in Silver

£141 
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Initial 'E' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

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

On Sale £74 
1 reviews
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NEXT DAY DELIVERY Love Letter Initial C Lab Diamond Necklace set in 9K White Gold

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

£236 
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NEXT DAY DELIVERY 18K Gold Lab Diamond Pear Shape Pendant Necklace 0.33CT F/VS

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

£425£12.74 per month 
1 reviews
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Chloe 18K Gold Lab Diamond Solitaire Necklace 0.33CT F/VS

Chloe 18K Gold Lab Diamond Solitaire Necklace 0.33CT F/VS

On Sale £327 
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NEXT DAY DELIVERY Lab Diamond Halo Pendant Necklace 0.25ct H/Si in 9K White Gold

Lab Diamond Halo Pendant Necklace 0.25ct H/Si in 9K White Gold

£255 
18 reviews
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NEXT DAY DELIVERY Love Letter Initial H Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
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NEXT DAY DELIVERY Astra 2.00ct Lab Sapphire and Diamond Halo Octagon Cut Necklace in 18K Gold Vermeil

Astra 2.00ct Lab Sapphire and Diamond Halo Octagon Cut Necklace in 18K Gold Vermeil

£222 
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NEXT DAY DELIVERY Love Letter Initial K Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
2 reviews
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NEXT DAY DELIVERY Love Letter Initial E Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
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NEXT DAY DELIVERY Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K Gold

Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K Gold

£700£20.99 per month 
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NEXT DAY DELIVERY 0.25ct Lab Diamond Princess Cut Solitaire Necklace in 9K White Gold

0.25ct Lab Diamond Princess Cut Solitaire Necklace in 9K White Gold

£232 
3 reviews
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Initial 'K' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

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

On Sale £74 
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NEXT DAY DELIVERY 0.80ct Ruby Asteria Lab Diamond Heart Pendant Necklace - 9K White Gold

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

£378£11.33 per month 
2 reviews
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925 Silver Lab Diamond Initial 'N' Necklace 0.05ct

925 Silver Lab Diamond Initial 'N' Necklace 0.05ct

On Sale £103 
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NEXT DAY DELIVERY LOW STOCK925 Silver Lab Diamond Initial 'T' Necklace 0.05ct

925 Silver Lab Diamond Initial 'T' Necklace 0.05ct

£141 
4 reviews
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925 Silver Lab Diamond Initial 'H' Necklace 0.05ct

925 Silver Lab Diamond Initial 'H' Necklace 0.05ct

On Sale £103 
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'M' Necklace 0.05ct

925 Silver Lab Diamond Initial 'M' Necklace 0.05ct

£141 
10 reviews
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NEXT DAY DELIVERY Love Letter Initial H Lab Diamond Necklace set in 9K White Gold

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

£236 
1 reviews
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