The side lost all their games in the tournament over the weekend.
In pool play, Digicel Nauru lost 45-0 to Tribes 7s, 47-0 to Tabadamu and 39-0 to Iconz 7s.
The team went on to lose 45-0 to Active Life Rehab in the quarter finals.
The tournament was won by Fiji-based club, Tabadamu.
The Nauru 7s team will now prepare for the Oceania 7s Championship which are scheduled for November in Fiji.