There is nothing quite so calming as looking into the depth of a clear blue sea, or as freeing as staring up into the vibrant blue sky. No manmade color or tint can quite capture that exact shade of blue that only nature can produce. Luckily for us, nature has gifted us with a durable and hard stone (moh scale 7.5-8) that captures that ever so elusive shade. Known to flatter most every complexion and eye color. Aquamarine is the birthstone for March babies.