1pc Aqua Blue Obsidian Natural Rare Large Choice Picks Healing Crystal Smooth Polished Gemstone Flat Worry Palm Pocket Stone Aqua Blue Obsidian Choice Pieces Natural Healing Crystal Round Smooth Polished Gemstone Worry Palm Pocket Stone Size: 1 1/4" - 1 3/4" inch diameter - You will get one similar to or exactly the same as the ones in the pictures.... Obsidian is a very protective stone, and is excellent for removing negativity.