https://www.reddit.com/r/Seaofthieves/comments/99ble8/screenshot_database_of_ingame_sets_and_items/
As per the header: Non-released sets/commendations will be tracked separately until they are released officially on the live build to stay in line with the main forum rules.
This is a WIP with each update as I unlock new commendations, buy set items and have time to compile the info and related screenshots.
At the bottom of the post you will find updated footnotes linked to each section.