|Crystal Prince Sword|
Kurisutaru Purinsu Sōdo
|Usage||To Perform finishing attacks as well as powered up attacks|
|Owner||Happy! Prince Pretty Cures|
|Abilities||Fire, Light, Thunder, Wind, Water/Ice|
|Group Attack||Royal Infinity Guard
Five Star Explosion
The Crystal Prince Sword are large magical swords that were used by the first Prince Pretty Cures to defeat Queen Tempest. Each sword is created by the Princes respective gemstone and elemental power and can access the power of the Prince Jewel Keys.
- Cure Phoenix's Crystal Prince Sword is the Phoenix Spinel Sword
- Cure Saint's Crystal Prince Sword is the Saint Tourmaline Sword.
- Cure Zeus' Crystal Prince Sword is the Zeus Diamond Sword.
- Cure Armor's Crystal Prince Sword is the Armor Emerald Sword.
- Cure Charming's Crystal Prince Sword is the Charming Sapphire Sword.
- Since Go! Princess has wand-like weapons, like in most magical girl anime, Happy! Prince has swords as weapons since male heroes use swords in some magical girl anime.
- The Crystal Prince Swords are modeled after the swords from Magic Knight Rayearth.