12 x 26mm with the bail. This pendant is A- grade semi-precious amazonite gemstone. There is a little rhodium in the silver which helps prevent and prolong the natural process of tarnishing. These are beautiful. No two are exactly alike but they are all A-! The gemstone Amazonite is known as the "hope stone" because it inspires confidence and hope. Semi-precious Amazonite’s healing properties include healing the nervous system and the brain.