Here is an round cut blue Sapphire, that comes with a GIA certificate that sets it apart. Filled with a regal blue, this gemstone that has an eye clean appearance is what adds value. Blue sapphires are becoming a trending choice for engagement rings and this gem, with ideal proportions of 6.90 x 6.96 x 3.58 mm make it the perfect fit. A gemstone that represents loyalty, the blue Sapphire is the ideal choice for a ring to celebrate a relationship.