From RuneGlory
Graceful sets, when all pieces are equipped, will provide 80% of energy restoring boost and 20% of agility experience boost.
The sets are available from Premium Exchange store and are tradeable.
Purple Graceful set can only be obtained During March.
White Graceful set can only be obtained during April.
Sky-blue Graceful set can only be obtained during May.
Beige Graceful set can only be obtained during June.
Yellow Graceful set can only be obtained during August.
Blue Graceful set can only be obtained during September.
Red Graceful set can only be obtained during October.
Green Graceful set can only be obtained during November.
