1ct Round Brilliant Solitaire Lab Diamond PendantA timeless classic, set in 18ct white gold, this 1ct round brilliant certified diamond pendant adds a touch of glitz and glamour and can be worn all day, everyday. 16 18inch adjustable 18ct white gold chain included. Alternative diamond weights available. Our lab diamonds have a minimum colour and clarity grade of E VS2. For all our certified diamonds we only select diamonds graded excellent very good for cut, polish and symmetry