Board Thread:General Discussion/@comment-26364284-20150502183709/@comment-26861954-20150823225736

Judging by the statues in the Sky Arena, I'm guessing that the weapons utilized by the Great Diamonds (excluding Rose Quartz since we actually know her summoned weapon is a shield) go as followed;

Yellow Diamond: Long Sword.

Blue Diamond: Mace.

White Diamond: Lance or possibly a staff?