A very interesting sapphire from the Umba valley in Tanzania, exhibiting a play of light that resembles "schiller", a feature rarely seen in sapphire. True to its origin, this gem shows a beautiful color shift from warm red to rich orange under varying lighting, making it a truly distinctive collector's stone.
Weight: 1.49 carats
Dimensions: 7.37x6.25x4.03 mm
Origin: Umba Valley, Tanzania
Treatment: None
