The harmony of this diamond and blue sapphire engagement ring is absolutely stunning. The square cut blue sapphire weighs .70 carats and has a highly saturated royal blue hue. It’s counterpart, a .31 carat white diamond brings a bright brilliance to the ring’s shimmering 18 karat white gold setting. Set in classic prong baskets, the ring measures 5.27 mm wide and can be resized upon request. Modern and chic, this ring features gemstone color-blocking at its finest! Shop more Diamond Sapphire Rings.