Spawn in the taiga forest biome. From the spawn to get the main section of this seed you need left and walk toward the water for a bit, the first sign of the main section is the entrance of large cave in the incense of your right hand. The cave system quite of complex, then you need follow this guild to get the diamonds….
In the chest you will find:
3 iron ingots
2 bread loaves
For more information and the aisle details please watch video below:
Seeds : ocean floor Work in PE ver0.10.0+ or ver0.10.5