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 241 - 288 of 514 products
NEXT DAY DELIVERY Wanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 0.33ct H/SI in 925 Silver

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

£226 
1 reviews
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial N Lab Diamond Necklace set in 9K White Gold

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

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

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

£700£20.99 per month 
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NEXT DAY DELIVERY Love Letter Initial R Lab Diamond Necklace set in 18K Gold Vermeil

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

£141 
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NEXT DAY DELIVERY 1.50ct Ruby Asteria Lab Diamond Halo Pendant Necklace 9K White Gold

1.50ct Ruby Asteria Lab Diamond Halo Pendant Necklace 9K White Gold

£564£16.91 per month 
3 reviews
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NEXT DAY DELIVERY Love Letter Initial K Lab Diamond Necklace set in 925 Sterling Silver

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

£141 
2 reviews
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NEXT DAY DELIVERY 5.40ct Blue Topaz and Lab Diamond Halo Asteria Necklace in 925 Sterling Silver

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

£346 
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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

£4,321£129.62 per month 
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NEXT DAY DELIVERY LOW STOCKCertified Lab Diamond 0.50CT Emily 18K White Gold Pendant Necklace F/VS

Certified Lab Diamond 0.50CT Emily 18K White Gold Pendant Necklace F/VS

£454£13.61 per month 
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NEXT DAY DELIVERY Olivia Platinum Lab Diamond Pendant Necklace 0.50CT F/VS

Olivia Platinum Lab Diamond Pendant Necklace 0.50CT F/VS

£567£17.00 per month 
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10.00ct Lab Diamond Tennis Necklace in 9K White Gold F/VS

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

£3,791£113.72 per month 
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NEXT DAY DELIVERY LOW STOCKEmerald Pendant Necklace and Lab Diamonds in 925 Silver 7 x 5mm Centre

Emerald Pendant Necklace and Lab Diamonds in 925 Silver 7 x 5mm Centre

£232 
4 reviews
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NEXT DAY DELIVERY NEW INHorizon Heart Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold

Horizon Heart Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold

£501£15.02 per month 
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NEXT DAY DELIVERY NEW INHorizon Round Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 9K White Gold

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

£283 
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NEXT DAY DELIVERY Lab Diamond Cluster Pendant Necklace 0.25ct H/Si in 9K White Gold

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

£213 
12 reviews
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NEXT DAY DELIVERY Circle Necklace Lab Diamond Pendant 0.10ct Set in 925 Silver

Circle Necklace Lab Diamond Pendant 0.10ct Set in 925 Silver

£217 
6 reviews
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NEXT DAY DELIVERY Love Letter Initial L Lab Diamond Necklace set in 925 Sterling Silver

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

£141 
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NEXT DAY DELIVERY Lumia Lab Diamond Halo Necklace 0.70ct F/VS in 9K Gold

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

£435£13.04 per month 
1 reviews
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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

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

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

£236 
1 reviews
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NEXT DAY DELIVERY NEW INHorizon Heart Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 18k Gold Vermeil

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

£217 
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NEXT DAY DELIVERY Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K Gold

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

£1,278£38.33 per month 
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NEXT DAY DELIVERY LOW STOCKElla Blue Lab Diamond 0.71ct Pendant Necklace in 18K White Gold - Elara Collection

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

£1,373£41.18 per month 
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NEXT DAY DELIVERY Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K White Gold

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

£700£20.99 per month 
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NEXT DAY DELIVERY NEW INHeart Lab Diamond Necklace 0.50ct in 925 Silver

Heart Lab Diamond Necklace 0.50ct in 925 Silver

£264 
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NEXT DAY DELIVERY Love Letter Initial T Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
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NEXT DAY DELIVERY LOW STOCKWanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 1.50ct H/SI in 9K White Gold

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

£943£28.28 per month 
1 reviews
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NEXT DAY DELIVERY 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

£1,667£50.00 per month 
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NEXT DAY DELIVERY LOW STOCKLab Diamond Pave Heart Pendant Necklace 0.50ct H/Si in 9K White Gold

Lab Diamond Pave Heart Pendant Necklace 0.50ct H/Si in 9K White Gold

£402£12.05 per month 
2 reviews
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NEW INLUXE 30.00ct Lab Diamond Necklace with IGI Certified Brilliant-Cut Diamonds in 18K White Gold

LUXE 30.00ct Lab Diamond Necklace with IGI Certified Brilliant-Cut Diamonds in 18K White Gold

£14,503
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'S' Necklace 0.05ct

925 Silver Lab Diamond Initial 'S' Necklace 0.05ct

£141 
8 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

£141 
11 reviews
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NEXT DAY DELIVERY Love Letter Initial E Lab Diamond Necklace set in 18K Gold Vermeil

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

£141 
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NEXT DAY DELIVERY Certified Lab Diamond 1.00CT Emily 18K Gold Pendant Necklace F/VS

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

£895£26.84 per month 
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NEXT DAY DELIVERY Love Letter Initial H Lab Diamond Necklace set in 925 Sterling Silver

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

£141 
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Sapphire and Lab Diamond Halo Necklace in 9KW Gold - Asteria

Sapphire and Lab Diamond Halo Necklace in 9KW Gold - Asteria

On Sale £273 
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NEXT DAY DELIVERY Love Letter Initial N Lab Diamond Necklace set in 18K Gold Vermeil

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

£141 
1 reviews
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NEXT DAY DELIVERY Lab Diamond Halo Necklace Pendant 0.50ct H/Si Set in 9K White Gold

Lab Diamond Halo Necklace Pendant 0.50ct H/Si Set in 9K White Gold

£421£12.62 per month 
8 reviews
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NEXT DAY DELIVERY Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 925 Silver

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

£179 
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NEXT DAY DELIVERY LOW STOCKElla Blue Lab Diamond 1.38ct Pendant Necklace in 18K Yellow Gold - Elara Collection

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

£2,103£63.08 per month 
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NEXT DAY DELIVERY Princess Cut Lab Diamond Pendant Necklace 0.15CT in 9K White Gold

Princess Cut Lab Diamond Pendant Necklace 0.15CT in 9K White Gold

£207 
9 reviews
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NEXT DAY DELIVERY Love Letter Initial H Lab Diamond Necklace set in 18K Gold Vermeil

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

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

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

£141 
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NEXT DAY DELIVERY LOW STOCKEmily 18K Gold Lab Diamond Pendant Necklace 0.33CT F/VS

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

£378£11.33 per month 
1 reviews
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NEXT DAY DELIVERY LOW STOCKLove Letter Initial E Lab Diamond Necklace set in 9K White Gold

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

£236 
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Olivia 18K White Gold Lab Diamond Pendant Necklace 0.33CT F/VS

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

£425£12.74 per month 
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NEXT DAY DELIVERY LOW STOCK10.00ct Lab Diamond Drop Tennis Necklace in 9K White Gold F/VS

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

£5,469£164.06 per month 
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NEXT DAY DELIVERY Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold

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

£463£13.88 per month 
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