" A ring that looks like Cupil. Boosts Spirit and Resistance to Silver Attacks, and Eterni Magic." - Flavor Text
The Cupil Ring (キュピリング Kyupiringu) is an accessory that can only be equipped to Fina. Equipping this accessory increases both Magic Defense and Will by 100, and increases resistance to Silver attacks and Instant Death by 50%.
In both versions of Skies of Arcadia, a Cupil Ring has a 1% chance of being dropped by either a Hopril or Dorntak, both of which are fought throughout Soltis. It has a resale value of 10,000 Gold.