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 323 products
NEXT DAY DELIVERY 1.40ct Emerald Lab Diamond Halo Pendant Necklace in 9K White Gold

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

£579£9.43 per month 
4 reviews
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NEXT DAY DELIVERY 0.80ct Sapphire Lab Diamond Heart Pendant Necklace in 9K White Gold

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

£395£8.71 per month 
9 reviews
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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

£379£8.71 per month 
1 reviews
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NEXT DAY DELIVERY 0.80ct Emerald Asteria Lab Diamond Heart Pendant Necklace in 9K White Gold

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

£379
2 reviews
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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

£599£9.20 per month 
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1ct Emerald Asteria Lab Diamond Drop Pendant Necklace in 9K White Gold

1ct Emerald Asteria Lab Diamond Drop Pendant Necklace in 9K White Gold

£599£9.59 per month 
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NEXT DAY DELIVERY LOW STOCK1.50ct Ruby Asteria Lab Diamond Halo Pendant Necklace 9K White Gold

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

£585£9.27 per month 
3 reviews
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NEXT DAY DELIVERY 5.40ct Blue Topaz and Lab Diamond Halo Necklace in 9K White Gold

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

£649£10.32 per month 
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1.20ct Sapphire Asteria Lab Diamond Drop Pendant Necklace in 9K Gold

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

£599£11.12 per month 
1 reviews
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NEXT DAY DELIVERY 0.80ct Emerald Asteria Lab Diamond Heart Pendant Necklace in 9K Gold

0.80ct Emerald Asteria Lab Diamond Heart Pendant Necklace in 9K Gold

£379£8.49 per month 
4 reviews
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NEXT DAY DELIVERY 0.80ct Sapphire Asteria Lab Diamond Heart Pendant Necklace in 9K Gold

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

£395
1 reviews
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NEXT DAY DELIVERY 0.80ct Ruby Asteria Lab Diamond Heart Pendant Necklace in 9K Gold

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

£379
2 reviews
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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

£549£10.64 per month 
1 reviews
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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

£579£10.87 per month 
3 reviews
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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

£549£8.79 per month 
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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

£475£9.39 per month 
2 reviews
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NEXT DAY DELIVERY LOW STOCK5.40ct Blue Topaz and Lab Diamond Halo Asteria Necklace in 9K Gold

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

£649£10.39 per month 
3 reviews
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NEXT DAY DELIVERY LOW STOCK2ct Blue Topaz and Lab Diamond Halo Asteria Necklace 9KW Gold

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

£349 
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NEXT DAY DELIVERY 2ct Blue Topaz and Lab Diamond Halo Square Necklace Asteria 9KW Gold

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

£399
1 reviews
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NEXT DAY DELIVERY Ruby and Lab Diamond Halo Circle Necklace in 9KW Gold Asteria

Ruby and Lab Diamond Halo Circle Necklace in 9KW Gold Asteria

£349 
2 reviews
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NEXT DAY DELIVERY Sapphire and Lab Diamond Halo Round Asteria Necklace 9KW Gold

Sapphire and Lab Diamond Halo Round Asteria Necklace 9KW Gold

£349 
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NEXT DAY DELIVERY Sapphire and Lab Diamond Halo Necklace in 9KW Gold - Asteria

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

£385
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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

£449£8.40 per month 
2 reviews
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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

£719£14.39 per month 
2 reviews
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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

£849£15.99 per month 
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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

£799£15.99 per month 
7 reviews
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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

£549£8.95 per month 
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NEXT DAY DELIVERY Sapphire and Lab Diamond Cluster Pendant Necklace 6x4mm in 925 Silver

Sapphire and Lab Diamond Cluster Pendant Necklace 6x4mm in 925 Silver

£175 
5 reviews
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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

£175 
3 reviews
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NEXT DAY DELIVERY Lab Diamond Solitaire Pendant Necklace 0.05CT in 9K White Gold

Lab Diamond Solitaire Pendant Necklace 0.05CT in 9K White Gold

£149 
2 reviews
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NEXT DAY DELIVERY Lab Diamond Solitaire Pendant Necklace 0.15CT in 9K White Gold

Lab Diamond Solitaire Pendant Necklace 0.15CT in 9K White Gold

£199 
3 reviews
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NEXT DAY DELIVERY LOW STOCK2 Carat Cross Lab Diamond Necklace Pendant in 9K White Gold

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

£999£23.93 per month 
1 reviews
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NEXT DAY DELIVERY Lab Diamond Cross Necklace Pendant 0.22ct set in 925 Silver

Lab Diamond Cross Necklace Pendant 0.22ct set in 925 Silver

£185 
29 reviews
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NEXT DAY DELIVERY Emerald 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

£249 
4 reviews
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NEXT DAY DELIVERY Ruby Pendant Necklace With Lab Diamonds in 925 Silver - 7 x 5mm Centre

Ruby Pendant Necklace With Lab Diamonds in 925 Silver - 7 x 5mm Centre

£249 
3 reviews
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NEXT DAY DELIVERY LOW STOCK1 Carat Cross Lab Diamond Necklace Pendant in 9K White Gold

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

£699£13.59 per month 
4 reviews
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NEXT DAY DELIVERY Heart Necklace Pendant Lab Diamond 0.50ct in 925 Silver

Heart Necklace Pendant Lab Diamond 0.50ct in 925 Silver

£299 
5 reviews
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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

£469£10.73 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

£1,335£21.37 per month 
1 reviews
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NEXT DAY DELIVERY Emerald and Lab Diamond Cluster Necklace Pendant 9x7mm 18K White Gold

Emerald and Lab Diamond Cluster Necklace Pendant 9x7mm 18K White Gold

£1,599£25.60 per month 
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NEXT DAY DELIVERY LOW STOCKEmerald and Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

Emerald and Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

£1,799£28.80 per month 
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NEXT DAY DELIVERY LOW STOCKRuby and Lab Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

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

£1,675£26.81 per month 
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Tanzanite and Lab Diamond Cluster Necklace 9x7mm in 18K White Gold

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

£1,599£25.60 per month 
1 reviews
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Tanzanite and Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

Tanzanite and Diamond Cluster Necklace Pendant 9x7mm in 18K White Gold

£1,835£29.38 per month 
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NEXT DAY DELIVERY Sapphire and Lab Diamond Cluster Necklace 9x7mm in 18K White Gold

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

£1,675£26.81 per month 
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

£375£8.40 per month 
5 reviews
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'Y' Necklace 0.05ct

925 Silver Lab Diamond Initial 'Y' Necklace 0.05ct

£149 
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NEXT DAY DELIVERY 925 Silver Lab Diamond Initial 'X' Necklace 0.05ct

925 Silver Lab Diamond Initial 'X' Necklace 0.05ct

£149 
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