Related Clues:
- Onyx or opal
- 75th wedding anniversary gift
- A loupe might be used on it
- Perfect instance
- Prized stone
- A precious stone
- Jewel, precious stone
- Precious stone for mad Odin
- A jewel of an Orangeman
- A jewel or precious stone
- Precious stone, jewel
- A precious stone like a diamond or emerald etc
- 36 Across or any other jewel
- Precious stone of pure crystallized carbon
- Diamond, ruby, or emerald