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 145 - 192 of 504 products
NEXT DAY DELIVERY LOW STOCKAnnabelle Lab Diamond 0.70ct Pendant Necklace in 18K Yellow Gold F/VS1

Annabelle Lab Diamond 0.70ct Pendant Necklace in 18K Yellow Gold F/VS1

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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

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NEXT DAY DELIVERY 1.00ct Lab Diamond Heart Pendant Necklace H/SI Quality in 9K White Gold

1.00ct Lab Diamond Heart Pendant Necklace H/SI Quality in 9K White Gold

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

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

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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

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NEW INWanderlust Floating Pear Cut Lab Diamond Solitaire Necklace 1.00ct H/Si in 9K White Gold

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

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NEW INWanderlust Floating Pear Cut Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K Gold

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

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NEXT DAY DELIVERY LOW STOCKWanderlust 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

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

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

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NEXT DAY DELIVERY LOW STOCKWanderlust 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

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NEXT DAY DELIVERY NEW INWanderlust 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

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NEW INWanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K Gold

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

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NEW INWanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K White Gold

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

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NEXT DAY DELIVERY LOW STOCK1ct Lab Diamond Cross Necklace Pendant H/Si Channel Set in 9K Gold

1ct Lab Diamond Cross Necklace Pendant H/Si Channel Set in 9K Gold

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NEXT DAY DELIVERY 1ct Lab Diamond Cross Claw Set Necklace Pendant H/Si in 9K Gold

1ct Lab Diamond Cross Claw Set Necklace Pendant H/Si in 9K Gold

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NEXT DAY DELIVERY 1ct Lab Diamond Cross Necklace Pendant H/Si Channel Set 9K White Gold

1ct Lab Diamond Cross Necklace Pendant H/Si Channel Set 9K White Gold

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NEXT DAY DELIVERY 1.00ct Lab Diamond Cross Necklace Claw Set H/Si in 9K White Gold

1.00ct Lab Diamond Cross Necklace Claw Set H/Si in 9K White Gold

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

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

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NEXT DAY DELIVERY Wanderlust Floating Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K Yellow Gold

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

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NEXT DAY DELIVERY Lab Diamond Life Journey Necklace 1.00ct H/Si in 9K White Gold

Lab Diamond Life Journey Necklace 1.00ct H/Si in 9K White Gold

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NEXT DAY DELIVERY 1.00ct Lab Diamond Halo Necklace in 9K White Gold F/VS

1.00ct Lab Diamond Halo Necklace in 9K White Gold F/VS

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NEXT DAY DELIVERY 1.00ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

1.00ct Lab Diamond Halo Necklace in 9K Yellow Gold F/VS

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NEXT DAY DELIVERY 1.20ct Sapphire Lab Diamond Drop Pendant Necklace in 9K White Gold

1.20ct Sapphire Lab Diamond Drop Pendant Necklace in 9K White Gold

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NEXT DAY DELIVERY LOW STOCK5.40ct Blue Topaz and Lab Diamond Halo Necklace in 9K White Gold

5.40ct Blue Topaz and Lab Diamond Halo Necklace in 9K White Gold

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Vivara Lab Sapphire and Lab Diamond Necklace Set in 9K White Gold

Vivara Lab Sapphire and Lab Diamond Necklace Set in 9K White Gold

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NEXT DAY DELIVERY Vivara Lab Sapphire and Lab Diamond Necklace Set in 9K Yellow Gold

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

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NEXT DAY DELIVERY Life Journey Lab Diamond Necklace 1.00ct H/Si in 9K White Gold

Life Journey Lab Diamond Necklace 1.00ct H/Si in 9K White Gold

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NEXT DAY DELIVERY 1 Carat Cross Lab Diamond Necklace Pendant in 9K White Gold

1 Carat Cross Lab Diamond Necklace Pendant in 9K White Gold

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

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

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NEXT DAY DELIVERY LOW STOCKVivara Lab Emerald and Lab Diamond Necklace Set in 9K White Gold

Vivara Lab Emerald and Lab Diamond Necklace Set in 9K White Gold

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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

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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

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NEXT DAY DELIVERY LOW STOCKVivara Lab Ruby and Lab Diamond Necklace Set in 9K White Gold

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

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NEXT DAY DELIVERY Kiera Platinum Pear Shape Lab Diamond Pendant Necklace 0.50CT F/VS

Kiera Platinum Pear Shape Lab Diamond Pendant Necklace 0.50CT F/VS

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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

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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

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NEXT DAY DELIVERY 1ct Lab Diamond Cluster Necklace Pendant H/Si in 9K White Gold

1ct Lab Diamond Cluster Necklace Pendant H/Si in 9K White Gold

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1.40ct Sapphire Asteria Lab Diamond Halo Pendant Necklace 9KW Gold

1.40ct Sapphire Asteria Lab Diamond Halo Pendant Necklace 9KW Gold

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

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

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

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

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NEXT DAY DELIVERY Lab Diamond Galileo Heart 1.10CT Pendant Necklace in 9K White Gold

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

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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

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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

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NEXT DAY DELIVERY LOW STOCKCertified Lab Diamond 0.50CT Emily Platinum Pendant Necklace F/VS

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

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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

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NEXT DAY DELIVERY LOW STOCKOlivia 18K White Gold Lab Diamond Pendant Necklace 0.50CT F/VS

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

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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

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

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

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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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