.67 Mid-Century Diamond Engagement Ring in 14k White Gold.  This sleek Mid-Century engagement ring features .77 carats of diamonds finished in 14 karat white gold. The center stone is a .67 carat Old European cut diamond. The glittering primary stone is near colorless and set in four prongs. Two (2) .05 carat accent diamonds flank the center stone and are set in unique channel bars. The diamonds are finished in polished 14k white gold. The fire within the center diamond and brilliance of the accent stones make this Mid-century ring a streamlined, vintage work of art.