Talk:Implants/@comment-82.84.27.215-20170608143030/@comment-24.86.189.174-20170626235242

" One tier 1 basic implant breaks down to 25 ISO-4 and one Exceptional to 1500 ISO-4. 3,675 ISO-4 required to upgrade one implant to max level."

That's what it says up there in the ISO-4 section of this page.