Professor Xa's Ring

 is a ring and part of the Professor Xa Set.

Obtaining

 * Crafted by a Jeweller (Lv. 100) from
 * 44 Gluttonous Brockhard Tail
 * 38 Pyrotechnic Brockhard Ear
 * 15 Venomous Brockhard Scapula
 * 8 Dramanita Eye
 * 8 Kolosso Claw
 * 4 Icy Brockhard Ear
 * 2 Venomous Brockhard Tail
 * 1 Kolosso Fabric