Size: 3.5mm, 4.0mm, 4.5mm, 5.0mm
Colour: "Light Blue" Sapphire
Cut: Hexagon 
Ethical Source: Montana, USA by Fair Trade Gems™

Sapphire is next to diamond on the hardness scale. It is a beautiful and durable stone that comes in a wide variety of colours from red, yellow, green, and the traditional blue. Ruby is simply a specific colour of Sapphire.

These sapphires from an ethical mine in Montana, USA.