Completing Battlegrounds grants Courage, and Celessence Beads drop from the enemy Bases at the end of a Battleground. Skyline Pearls can be obtained from completing Ascended Battlegrounds.
Four NPCs in Immortal's Outlook (Wanbo, Fulin, Zoale, and Xequi) have non-ascended gear of various qualities in exchange for Courage and Celessence Beads.
Common Gear - prices per item:
Might Set (level 105) = 500 Courage + 12 Celessence Beads
Errantry Set (level 120) = 500 Courage + 12 Celessence Beads
Martial Set (level 135) = 500 Courage + 12 Celessence Beads
Imperial Set (level 150) = 1,000 Courage + 12 Celessence Beads
Celestial Gear - prices per item:
Welkin Set (level 105) = 5,000 Courage + 50 Celessence Beads
Aga Set (level 120) = 10,000 Courage + 50 Celessence Beads
Sage Set (level 135) = 10,000 Courage + 50 Celessence Beads
Exalted Set (level 150) = 10,000 Courage + 50 Celessence Beads
The Battleground Vendor in Sunstream City has Ascended gear in exchange for Courage and Skyline Pearls, as well as quests for Improved Talismans and other items:
more at:
http://jd-wiki.perfectworld.com/index.php/Battleground_Rewards