The Diamonds and White Gold Delia Ring in size 6 is a dainty solitaire design crafted in 18K solid white gold. Featuring a 0.25-carat lab-grown diamond of FVS2 quality with a 4.0mm diameter, it’s set along fluid, sculptural lines that bring a modern touch to a classic silhouette. Measuring 5.1mm in width and weighing 2.41g, it’s a refined piece with quiet brilliance.