.69 Diamond Solitaire Engagement Ring in 14k White Gold.  This lovely solitaire engagement ring features a .69 carat Round Brilliant cut diamond finished in polished 14 karat white gold. The primary diamond is near colorless and cut for maximum brilliance and fire. The diamond is prong set in white gold. From the profile, the diamond rests in a cathedral mounting on a 5.56mm, 14 karat white gold band.