Iron Sacks: HQ Replica Allagan Gear, Wind-up Edda, Blackbosom Orchestrion Roll, and more of the stuff in the previous sacks (fireworks, materia)
Silver Sacks: HQ Replica High Allagan Gear
Gold Sacks: HQ Replica Dreadwyrm Gear, Nightmare Pegasus Whistle

And what with the crafted primal weapons--congrats on completely crashing the crafter market, SE!