1.87 ct Pear Shape Blue Sapphire
Beautiful pear shape sapphire in vivid blue colour. This gem would make a lovely looking sapphire ring or pendant.
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.