How Long Does LEGO® Scuba / Sub Slizer (8503) Take to Build?

A typical builder finishes LEGO® Scuba / Sub Slizer (set 8503, 39 pieces) in about 5 minutes.

PieceTick estimates build time from piece count, part complexity, the set’s age rating, your experience level, and how you sort pieces. Adjust those on this page for an estimate matched to how you build.