|| Designated Slot|
|Name (EN)|| Rainbow Diamond|
| Name (JP)
|Lonely Sapphire||Levitation Stone|
Rainbow Diamond (レインボーダイヤ, Reinboo Daia) is a card found in the Greed Island game. It is one of the game's 100 designated slot cards and is required for a player to complete the game.
|Type:||Designated Slot Card|
|Card Effect:||A diamond that shines in a rainbow of colors. Propose with this diamond and she is guaranteed to say "yes."|
|How to Obtain:||This card can be won as a prize for winning on a slot-machine in the gambling city of Dorias.|
Rainbow Diamond (レインボーダイヤ): This card allows the caster to summon forth a Rainbow Diamond. This rare diamond reflects light in a multiple rainbow of colors. If you were to propose with this diamond, she is guaranteed to say "yes", regardless of any conditions. Including whether there is any other person!
|[Jap]||No.079 :: レインボーダイヤ|
|[Eng]||No.079 :: Rainbow Diamond|
Diamond sparkling in seven colors. 100% successful if you propose with this diamond. As longs as the ring is in hand, never will there be a second person.