Ships within 1 day. Stunning, elegant 1 cttw blue and white diamond engagement ring in 14K white gold. The sparkling natural diamonds are 1 cttw. A gift box is included with purchase of this ring. Stone Type - Natural Blue and White Diamond. Metal Type - 14K White Gold. Diamond Carat Weight - 1 cttw. 1 cttw Blue and White Diamond Engagement Ring 14K White Gold.5. Vir Jewels 14K White Gold Engagement Ring For Female Adult. Birthstone Month - April.