Protective settings can help keep opals safe from scratches and impacts. Men's ring with 10.70-ct opal. Photo by Dan Mekis, Red Carpet Opals. Licensed under CC By-SA 3.0.
Article: An Incredible Union of Colors: Choosing Opal Engagement Ring Stones
Credit: Red Carpet Opals
|Natural or man made||Natural|
|Photo phenomena||Play of Color|