This brand new ring is pure 18k White Gold. The total carat weight of the side diamonds are 0.4ct. The band is made with a "comfort fit" style. Semi Mount Princess Diamond Engagement Ring 18k White Gold (0.40 CTW). Semi Mount Diamond Engagement 18k White Gold (0.40 Carat). Brand: Apex Jewels Style: Semi-Mountings Occasion: Engagement Resizable: Yes Size/Dimensions: 6 Metal Stamp: 18 kt Diamond Color: G-J Diamond Clarity: SI1-3 clarity