What is the rarest sapphire color?
The rarest sapphire is the Padparadscha, an extremely rare pink and orange stone that is stunning to behold. However, the most valuable sapphires are the Kashmir variants, which are blue.
Are dark or light sapphires better?
Color has the greatest influence on a sapphire’s value, and preferred sapphires have strong to vivid color saturation. … Sapphires with these qualities command the highest prices per carat. Less valuable blue sapphires might also be grayish, too light, or too dark.