Rainbow Sapphire Square Bezel Eternity RingWhen unsure of which colour to use in your daily stacking selection, why not reach for the rainbow pattern and sample them all! A variety of rainbow coloured sapphires (blue, red, yellow, green, pink, and violet) will surely satisfy your need for a colour boost on any given day. Displayed in a beautiful square bezel setting, it is like wearing small stained glass coloured windows on your fingers for you to admire all day long.