Aquamarine

This is a transparent gemstone with a light water blue beryl and iron. It has a green-blue shade that can vary between pale blue and deep sea blue. The stone’s price increase with the degree of darkness of its shade. Even though blue aquamarine stones are most common, there is another variety which comes in various shades of greenish blue. But those stones are not pure and should be avoided. Birthstone for the month of March.