A lesson in luxury - and geometry. Crafted in 18k gold vermeil with round, asscher, and pear-set lab grown diamonds. Total Diamond Weight: 1.22Cts, Quality: GH VS, Cut: Round Brilliant Cut Necklace circumference adjustable between 39-46cm/15'-18' Physically identical to mined diamonds, our lab grown diamonds offer higher quality and clarity than our like-for-like mined equivalent. Plus, they're grown with 100% certified renewable energy.