Gems

[Substetly]

Can´t apply this http://www.wowhead.com/item=33143/stone-of-blades more than once.

[Mayore]

these gems (list: http://www.wowhead.com/items=3&filter=c ... +Soulbound) should be allowed to people who have JC only. i dont know why it's at vendor. and you can equip only one of kind

[Henhouse]

"Unique-Equipped" means only one can be applied or on at once.