Blue Spinel has a pentagonal cut which makes it beautiful while giving a maximum exposure of its features. The gem weighs 6.58 carats, and it is blue in color. Blue is a beautiful color and in this gem, it comes out even more beautiful because of its step cut. Wearing a blue gemstone and, in particular, Blue Spinel 6.58 carats, you appear youthful, peaceful and spiritual. These are some of the characteristics ascribed to the color blue and are transferred to the gem wearer. It is the color of spirituality and sincerity.