Pearl Divers
Concept · Stellaris 4.5.2
Pearl Divers in the Stellaris encyclopedia: Pearl Divers are Artisan Jobs that turn Food and Minerals into Consumer Goods and Trade.
Pearl Divers in the game's words
The encyclopedia entry as the game shows it in its tooltips; underlined words open their own entry or page here.
Pearl Divers are Artisan Jobs that turn Food and 
Minerals into Consumer Goods and Trade.
Concerning cultivation and farming more than diving, these specialists still bring back a large variety of treasures from the depths.
Source: common/game_concepts (concept_pearl_diver) and localisation/english, Stellaris Cygnus v4.5.2 (9776).