Opal or diamond, e.g. Daily Themed crossword

Opal or diamond, e.g. This clue has appeared on Daily Themed Crossword puzzle. The puzzle is a themed one and each day a new theme will appear which will serve you as a help for you to figure out the answer. All answers to Opal or diamond, e.g. are gathered here, so simply choose one you need and then continue to play Daily Themed Crossword game fairly.
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