6.3 ct Yellow Oval Sapphire
Fall in love with thie lively and gorgeous yellow oval sapphire. This fancy gemstone exhibits brilliant lustre.
More care is needed with treated stones.
Sapphires can be treated to improve colour by a process called diffusion. Older stones treated in this way may only have treatment near the surface, so if you become aware that you or a customer has a stone treated in this way avoid repolishing.