For the character, see Opal (Archie).

Quotation1 A stone deposited in fissures when water dries up. Quotation2
— Description, Sonic and the Black Knight[1]

The Opal is a collectible item that appears in Sonic and the Black Knight.


The Opal is needed to craft Precieuse.


  • No: 107
  • ID Point Price: 3
  • Rarity Level: 3/10
  • Item Type: Gem Stone
  • LocationThe Cauldron


  1. Official in-game description of Opal in Treasury, item 107/247.

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