Pirate's treasures

[nakago]

1. where is lucky james stuff? when you beat him, it says "looks like he moved most of his gold away" and red beard tells you (if you kill lucky james before the black mark qest" that you didn't wait till find out where he hid the treasure before you kill him. so where is it?

2. where is the clear eye diamond (which region)
3 what about the item you suppose to look for for the dwarfs from the dead sea captain. which region?
4. the legend where a black gold ship sunk, a and a mage suppose to appear next to it where is that?