Moissanite and Diamond Size Comparison Chart

Choosing between a beautiful moissanite and a classic diamond? Understanding how carat weight translates to physical size is absolutely crucial, yet it’s one of the most confusing parts of the buying process. Because moissanite is slightly less dense than diamond, a 1-carat moissanite stone will look physically larger than a 1-carat diamond of the same cut! To clear up this common dilemma and help you select the perfect stone for your engagement ring or fine jewelry, we’ve created the ultimate moissanite and diamond size comparison chart. Use this essential guide to accurately compare the carat weight to the precise physical dimensions in millimeters, ensuring you get the exact size and look you desire without any guesswork.