Ruby is commonly subject to enhancement processes or treatments such as heating, diffusion and filling, which may not be permanent and may require special care. Gently clean by rinsing in warm water and drying with a soft cloth. Avoid chemicals, heat and ultrasonic cleaning.
Sapphire is commonly subjected to enhancement processes or treatments such as heating and diffusion. Gently clean by rinsing in warm water and drying with a soft cloth.
