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 49 - 96 of 504 products
NEXT DAY DELIVERY LOW STOCK21 Inch Havana Cuban Lab Diamond Necklace 8.00ct Set in 925 Silver

21 Inch Havana Cuban Lab Diamond Necklace 8.00ct Set in 925 Silver

£3,324£53.22 per month 
Compare
NEXT DAY DELIVERY Lab Diamond Cross Necklace Pendant 0.22ct set in 18K Gold Vermeil

Lab Diamond Cross Necklace Pendant 0.22ct set in 18K Gold Vermeil

£141 
Compare
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

£464£10.40 per month 
Compare
NEXT DAY DELIVERY Astra 1.70ct Lab Emerald and Diamond Solitaire Cushion Cut Necklace in Silver

Astra 1.70ct Lab Emerald and Diamond Solitaire Cushion Cut Necklace in Silver

£141 
1 reviews
Compare
NEXT DAY DELIVERY NEW IN21 Inch Havana Cuban Lab Diamond Necklace 1.20ct Set in 925 Silver

21 Inch Havana Cuban Lab Diamond Necklace 1.20ct Set in 925 Silver

£949£15.19 per month 
Compare
NEXT DAY DELIVERY Lab Diamond Tennis Necklace 3ct F/VS Quality in 9K White Gold

Lab Diamond Tennis Necklace 3ct F/VS Quality in 9K White Gold

£2,155£34.50 per month 
3 reviews
Compare
NEXT DAY DELIVERY Lab Diamond Cross Pendant Necklace Claw Set 0.25ct H/Si 9K White Gold

Lab Diamond Cross Pendant Necklace Claw Set 0.25ct H/Si 9K White Gold

£299 
6 reviews
Compare
NEXT DAY DELIVERY Lab Diamond Cross Pendant Necklace Claw Set 0.25ct H/Si in 9K Gold

Lab Diamond Cross Pendant Necklace Claw Set 0.25ct H/Si in 9K Gold

£284 
7 reviews
Compare
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

£521£8.34 per month 
8 reviews
Compare
NEXT DAY DELIVERY Heart Necklace Pendant Lab Diamond 0.50ct in 925 Silver

Heart Necklace Pendant Lab Diamond 0.50ct in 925 Silver

£270 
5 reviews
Compare
NEXT DAY DELIVERY Love Letter Initial S Lab Diamond Necklace set in 18K Gold Vermeil

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

£141 
Compare
NEXT DAY DELIVERY NEW INMasami Lab Diamond Pear Halo Necklace 0.10ct Pave Set in 18K Gold Vermeil

Masami Lab Diamond Pear Halo Necklace 0.10ct Pave Set in 18K Gold Vermeil

£185 
Compare
NEW INWanderlust Floating Pear Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K Gold

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

£1,281£20.51 per month 
Compare
NEXT DAY DELIVERY Wanderlust Floating Lab Diamond Solitaire Necklace 0.33ct H/SI in Silver

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

£236 
1 reviews
Compare
NEXT DAY DELIVERY Chloe 1.00ct Lab Diamond Solitaire Necklace in 18K White Gold F/VS1

Chloe 1.00ct Lab Diamond Solitaire Necklace in 18K White Gold F/VS1

£935£14.97 per month 
4 reviews
Compare
NEXT DAY DELIVERY Chloe 1.00ct Lab Diamond Solitaire Necklace in 18K Yellow Gold F/VS1

Chloe 1.00ct Lab Diamond Solitaire Necklace in 18K Yellow Gold F/VS1

£935£14.97 per month 
1 reviews
Compare
NEXT DAY DELIVERY NEW INAstra 3.50ct Lab Ruby and Diamond Solitaire Pear Cut Necklace in 18K Gold Vermeil

Astra 3.50ct Lab Ruby and Diamond Solitaire Pear Cut Necklace in 18K Gold Vermeil

£151 
Compare
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

£451£10.10 per month 
Compare
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

£569£9.11 per month 
4 reviews
Compare
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

£436£9.77 per month 
3 reviews
Compare
NEXT DAY DELIVERY Lab Diamond Heart Pendant Necklace 0.25ct H/Si in 9K White Gold

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

£274 
17 reviews
Compare
NEXT DAY DELIVERY NEW INAstra 1.50ct Lab Emerald and Diamond Halo Octagon Cut Necklace in 18K Gold Vermeil

Astra 1.50ct Lab Emerald and Diamond Halo Octagon Cut Necklace in 18K Gold Vermeil

£227 
1 reviews
Compare
NEXT DAY DELIVERY Lab Diamond Cross Pendant Necklace Channel Set 0.25ct H/Si in 9K Gold

Lab Diamond Cross Pendant Necklace Channel Set 0.25ct H/Si in 9K Gold

£303 
8 reviews
Compare
Initial 'L' Necklace Lab Diamond Encrusted Pave Set in 925 Sterling Silver

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

On Sale £75 
2 reviews
Compare
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

£460£10.31 per month 
Compare
NEXT DAY DELIVERY Love Letter Initial C Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
Compare
NEXT DAY DELIVERY LOW STOCKAstra 1.80ct Lab Ruby and Diamond Halo Octagon Cut Necklace in 18K Gold Vermeil

Astra 1.80ct Lab Ruby and Diamond Halo Octagon Cut Necklace in 18K Gold Vermeil

£223 
Compare
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

£394£8.83 per month 
9 reviews
Compare
NEXT DAY DELIVERY Love Letter Initial H Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
Compare
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

£403£9.03 per month 
1 reviews
Compare
NEXT DAY DELIVERY Love Letter Initial M Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
Compare
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

£455£10.19 per month 
8 reviews
Compare
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

£616£9.86 per month 
11 reviews
Compare
NEXT DAY DELIVERY Wanderlust Floating Lab Diamond Solitaire Necklace 1.50ct H/SI in 9K White Gold

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

£949£15.19 per month 
Compare
5.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Gold F/VS

5.00ct Lab Diamond Tennis Necklace 3/4 Set in 9K Gold F/VS

£2,421£38.76 per month 
Compare
NEXT DAY DELIVERY Love Letter Initial L Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
Compare
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

£470£10.53 per month 
Compare
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

£664£10.63 per month 
6 reviews
Compare
NEW INWanderlust Floating Pear Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K White Gold

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

£1,281£20.51 per month 
Compare
NEXT DAY DELIVERY NEW INWanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 0.33ct H/SI in 18K Gold Vermeil

Wanderlust Floating Heart Cut Lab Diamond Solitaire Necklace 0.33ct H/SI in 18K Gold Vermeil

£236 
Compare
NEXT DAY DELIVERY Love Letter Initial E Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
Compare
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

£569£9.11 per month 
4 reviews
Compare
NEXT DAY DELIVERY Love Letter Initial B Lab Diamond Necklace set in 18K Gold Vermeil

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

£141 
Compare
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

£683£10.93 per month 
Compare
NEXT DAY DELIVERY NEW INHorizon Round Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 9K Gold

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

£284 
Compare
NEXT DAY DELIVERY Masami Lab Diamond Pear Halo Necklace 0.10ct Pave Set in 925 Sterling Silver

Masami Lab Diamond Pear Halo Necklace 0.10ct Pave Set in 925 Sterling Silver

£170 
3 reviews
Compare
NEXT DAY DELIVERY Love Letter Initial J Lab Diamond Necklace set in 9K Yellow Gold

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

£236 
Compare
NEXT DAY DELIVERY NEW INHorizon Round Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 925 Silver

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

£179 
Compare
BLACK FRIDAY SALE - ALL ITEMS REDUCED - LIMITED TIME ONLY BLACK FRIDAY SALE - ALL ITEMS REDUCED - LIMITED TIME ONLY
0 0
MY BAG

Your Bag is empty
Sign in to see your bag and get shopping!

SIGN IN