The Lefon RingVintage Blue Sapphire & Diamond Ring The Lefon Ring: featuring a rich, 0. 5ct marquise cut dark blue sapphire at its heart. A cluster style halo of baguette cut and round brilliant cut natural diamonds create a distinctive and captivating shimmer. The appraisal of the vintage ring is attached as one of the images; there you will find detailed information about the ring, as well as the appraised value of the ring at $1,900 CAD. The appraisal is