This is a handmade Aurora Synthetic Opal cabochon, it has a blue base with yellow, orange, green, and purple running though it, the colours change depending on the angle it is held at.
It is 39.9mm long, 15.7mm wide, and 6.5mm high on its domed face. This is a ready-to-ship piece, you will receive the exact piece in the photograph.
Product Code: AOB-40