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 289 - 336 of 514 products
NEXT DAY DELIVERY Emerald and Lab Diamond Cluster Pendant Necklace 0.52ct in 925 Silver

Emerald and Lab Diamond Cluster Pendant Necklace 0.52ct in 925 Silver

£165 
4 reviews
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NEXT DAY DELIVERY Astra 2.40ct Lab Sapphire and Diamond Solitaire Cushion Cut Necklace in Silver

Astra 2.40ct Lab Sapphire and Diamond Solitaire Cushion Cut Necklace in Silver

£141 
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NEXT DAY DELIVERY Love Letter Initial R Lab Diamond Necklace set in 925 Sterling Silver

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

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

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

On Sale £74 
1 reviews
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NEXT DAY DELIVERY 18K Gold Princess Cut Lab Diamond Pendant Necklace 0.50CT F/VS

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

£510£15.29 per month 
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NEXT DAY DELIVERY Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 1.50ct H/SI in 9K Gold

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

£947£28.40 per month 
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2ct Blue Topaz and Lab Diamond Halo Asteria Necklace 9KW Gold

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

On Sale £245 
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NEXT DAY DELIVERY NEW INHorizon Heart Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 9K White Gold

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

£321 
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NEXT DAY DELIVERY Love Letter Initial D Lab Diamond Necklace set in 18K Gold Vermeil

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

£141 
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5.00ct Lab Diamond Flower Drop Necklace in 9K White Gold F/VS

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

£3,601£108.02 per month 
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NEXT DAY DELIVERY Love Letter Initial K Lab Diamond Necklace set in 18K Gold Vermeil

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

£141 
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NEXT DAY DELIVERY Chloe 1.50ct Lab Diamond Solitaire Pendant Necklace F/VS Quality in 18K White Gold

Chloe 1.50ct Lab Diamond Solitaire Pendant Necklace F/VS Quality in 18K White Gold

£1,326£39.77 per month 
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Beatrice Cushion Cut Lab Diamond Pendant Necklace 1.38ct in 18K White Gold F/VS1

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

£1,667£50.00 per month 
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NEXT DAY DELIVERY Love Letter Initial M Lab Diamond Necklace set in 9K White Gold

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

£236 
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NEXT DAY DELIVERY Lab Diamond Carre Galileo 1.10CT Pendant Necklace in 9K White Gold

Lab Diamond Carre Galileo 1.10CT Pendant Necklace in 9K White Gold

£564£16.91 per month 
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NEXT DAY DELIVERY Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 0.33ct H/SI in 925 Silver

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

£226 
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10.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

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

£3,791£113.72 per month 
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NEXT DAY DELIVERY LOW STOCKOlivia Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

Olivia Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

£454£13.61 per month 
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NEXT DAY DELIVERY LOW STOCKLab Diamond Tennis Necklace 5ct F/VS Quality in 9K White Gold

Lab Diamond Tennis Necklace 5ct F/VS Quality in 9K White Gold

£2,824£84.71 per month 
1 reviews
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NEXT DAY DELIVERY Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 925 Silver

Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 925 Silver

£179 
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NEXT DAY DELIVERY LOW STOCKAnnabelle 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

£804£24.11 per month 
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NEXT DAY DELIVERY Love Letter Initial C Lab Diamond Necklace set in 18K Gold Vermeil

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

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

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

£236 
1 reviews
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Chloe 18K White Gold Lab Diamond Solitaire Necklace 0.33CT F/VS

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

On Sale £327 
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NEXT DAY DELIVERY Love Letter Initial D Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
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NEXT DAY DELIVERY Love Letter Initial C Lab Diamond Necklace set in 925 Sterling Silver

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

£141 
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NEXT DAY DELIVERY Love Letter Initial G Lab Diamond Necklace set in 925 Sterling Silver

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

£141 
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NEXT DAY DELIVERY Wanderlust Floating Pear Cut Lab Diamond Solitaire Necklace 0.33ct H/SI in 925 Silver

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

£226 
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Beatrice Cushion Cut Lab Diamond Pendant Necklace 0.70ct in 18K White Gold F/VS1

Beatrice Cushion Cut Lab Diamond Pendant Necklace 0.70ct in 18K White Gold F/VS1

£1,094£32.81 per month 
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NEXT DAY DELIVERY LOW STOCKSapphire and Lab Diamond Halo Round Asteria Necklace 9KW Gold

Sapphire and Lab Diamond Halo Round Asteria Necklace 9KW Gold

£330 
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NEXT DAY DELIVERY 3.00ct Lab Diamond Drop Tennis Necklace in 9K White Gold F/VS

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

£2,843£85.28 per month 
2 reviews
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NEW INLUXE 22.00ct Lab Diamond Necklace with IGI Certified Mixed-Cut Diamonds in 18K White Gold

LUXE 22.00ct Lab Diamond Necklace with IGI Certified Mixed-Cut Diamonds in 18K White Gold

£12,228
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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

£2,103£63.08 per month 
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NEXT DAY DELIVERY LOW STOCK8.00ct Lab Diamond Tennis Necklace in 9K Yellow Gold F/VS

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

£3,487£104.60 per month 
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0.50ct Lab Diamond Princess Cut Solitaire Necklace in 9K White Gold

0.50ct Lab Diamond Princess Cut Solitaire Necklace in 9K White Gold

£378£11.33 per month 
3 reviews
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1.40ct Emerald Lab Diamond Halo Pendant Necklace in 9K White Gold

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

On Sale £368
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NEXT DAY DELIVERY 18K Gold Princess Cut Lab Diamond Pendant Necklace 0.33CT F/VS

18K Gold Princess Cut Lab Diamond Pendant Necklace 0.33CT F/VS

£425£12.74 per month 
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NEXT DAY DELIVERY LOW STOCKWanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K White Gold

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

£1,278£38.33 per month 
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NEXT DAY DELIVERY LOW STOCKLUXE 33.00ct Lab Diamond Necklace with IGI Certified Oval-Cut Diamonds in 18K White Gold

LUXE 33.00ct Lab Diamond Necklace with IGI Certified Oval-Cut Diamonds in 18K White Gold

£13,982
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Tanzanite and Lab Diamond Halo Pear Drop Asteria Necklace in 9KW Gold

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

£535£16.04 per month 
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NEXT DAY DELIVERY Love Letter Initial D Lab Diamond Necklace set in 9K White Gold

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

£236 
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Certified Lab Diamond 1.00CT Emily Platinum Pendant Necklace F/VS

Certified Lab Diamond 1.00CT Emily Platinum Pendant Necklace F/VS

£947£28.40 per month 
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NEXT DAY DELIVERY Aquamarine and Lab Diamond Cluster Necklace 9x7mm in 18K White Gold

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

£1,246£37.37 per month 
2 reviews
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NEXT DAY DELIVERY Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

£463£13.88 per month 
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Annabelle 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

£1,786£53.57 per month 
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NEXT DAY DELIVERY Lab Diamond Star Cluster Pendant Necklace 0.25ct H/Si 9K White Gold

Lab Diamond Star Cluster Pendant Necklace 0.25ct H/Si 9K White Gold

£245 
5 reviews
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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 £74 
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NEXT DAY DELIVERY NEW INHorizon Heart Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 925 Silver

Horizon Heart Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 925 Silver

£207 
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