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 193 - 240 of 504 products
NEXT DAY DELIVERY NEW INHorizon Emerald Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold

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

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

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

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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

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NEXT DAY DELIVERY NEW INHorizon Emerald Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

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

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Cross Pendant 1.00CT Lab Diamond 9K White Gold

Cross Pendant 1.00CT Lab Diamond 9K White Gold

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NEXT DAY DELIVERY Chloe 0.50ct Lab Diamond Solitaire Necklace in 18K Yellow Gold F/VS1

Chloe 0.50ct Lab Diamond Solitaire Necklace in 18K Yellow Gold F/VS1

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NEXT DAY DELIVERY Chloe 0.50ct Lab Diamond Solitaire Necklace in 18K White Gold F/VS1

Chloe 0.50ct Lab Diamond Solitaire Necklace in 18K White Gold F/VS1

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NEXT DAY DELIVERY LOW STOCKKiera Platinum Pear Shape Lab Diamond Pendant Necklace 0.33CT F/VS

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

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NEXT DAY DELIVERY NEW INHorizon Oval Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold

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

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NEXT DAY DELIVERY NEW INHorizon Oval Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

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

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NEXT DAY DELIVERY Heart Necklace Pendant Lab Diamond 0.50ct in 9K White Gold

Heart Necklace Pendant Lab Diamond 0.50ct in 9K White Gold

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NEXT DAY DELIVERY Triple Halo Lab Diamond Pendant Necklace 0.50ct H/Si in 9K White Gold

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

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NEXT DAY DELIVERY LOW STOCKWanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold

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

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NEXT DAY DELIVERY 1ct Tanzanite and Lab Diamond Halo Oval Asteria Necklace in 9KW Gold

1ct Tanzanite and Lab Diamond Halo Oval Asteria Necklace in 9KW Gold

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NEXT DAY DELIVERY LOW STOCKWanderlust Floating Pear Cut Lab Diamond Solitaire Neclace 0.50ct H/SI in 9K Gold

Wanderlust Floating Pear Cut Lab Diamond Solitaire Neclace 0.50ct H/SI in 9K Gold

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NEXT DAY DELIVERY LOW STOCKWanderlust Floating Pear Cut Lab Diamond Solitaire Neclace in 0.50ct H/SI 9K White Gold

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

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NEXT DAY DELIVERY LOW STOCKWanderlust 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

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NEXT DAY DELIVERY LOW STOCKWanderlust 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

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NEXT DAY DELIVERY NEW INWanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

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

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NEXT DAY DELIVERY NEW INWanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold

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

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NEXT DAY DELIVERY LOW STOCK0.50ct Lab Diamond Heart Pendant Necklace H/SI Quality in 9K Yellow Gold

0.50ct Lab Diamond Heart Pendant Necklace H/SI Quality in 9K Yellow Gold

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NEXT DAY DELIVERY LOW STOCKWanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

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

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NEXT DAY DELIVERY 0.50ct Lab Diamond Heart Pendant Necklace H/SI Quality in 9K White Gold

0.50ct Lab Diamond Heart Pendant Necklace H/SI Quality in 9K White Gold

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NEXT DAY DELIVERY Lab Diamond Cross Pendant Necklace Claw Set 0.50ct H/Si 9K White Gold

Lab Diamond Cross Pendant Necklace Claw Set 0.50ct H/Si 9K White Gold

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NEXT DAY DELIVERY Lab Diamond Cross Pendant Necklace Claw Set 0.50ct H/Si in 9K Gold

Lab Diamond Cross Pendant Necklace Claw Set 0.50ct H/Si in 9K Gold

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

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

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NEXT DAY DELIVERY Certified 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

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NEXT DAY DELIVERY Emily Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

Emily Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

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NEXT DAY DELIVERY Olivia Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

Olivia Platinum Lab Diamond Pendant Necklace 0.33CT F/VS

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NEW INHorizon Round Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold

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

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NEW INHorizon Round Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

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

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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

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

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

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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

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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

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NEXT DAY DELIVERY Lab Diamond Oval Galileo 0.52CT Pendant Necklace in 9K White Gold

Lab Diamond Oval Galileo 0.52CT Pendant Necklace in 9K White Gold

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

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

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

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

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NEXT DAY DELIVERY LOW STOCKOlivia 18K White Gold Lab Diamond Pendant Necklace 0.33CT F/VS

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

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NEXT DAY DELIVERY LOW STOCKLab 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

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NEXT DAY DELIVERY Lab Diamond Halo Necklace Pendant 0.50ct H/Si Set in 9K Gold

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

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NEXT DAY DELIVERY LOW STOCKLab Diamond Pave Heart Pendant Necklace 0.50ct H/Si in 9K Gold

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

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NEXT DAY DELIVERY Wanderlust Floating Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Yellow Gold

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

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NEXT DAY DELIVERY Wanderlust Floating Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

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

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NEXT DAY DELIVERY Lab 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

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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

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NEXT DAY DELIVERY Chloe 0.50ct Lab Diamond Solitaire Necklace Pendant in 9K White Gold H/Si

Chloe 0.50ct Lab Diamond Solitaire Necklace Pendant in 9K White Gold H/Si

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NEXT DAY DELIVERY LOW STOCK0.80ct Sapphire Lab Diamond Heart Pendant Necklace in 9K White Gold

0.80ct Sapphire Lab Diamond Heart Pendant Necklace in 9K White Gold

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BLACK FRIDAY SALE - ALL ITEMS REDUCED - LIMITED TIME ONLY BLACK FRIDAY SALE - ALL ITEMS REDUCED - LIMITED TIME ONLY
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