Object label
LEGO · LEGO · Hydronauts · 1998
LEGO Hydro Search Sub (6180-1) is a 1998 set from the Hydronauts theme with 298 pieces.
Hydro Search Sub (6180-1) is a LEGO Hydronauts release from 1998 with 298 pcs. GrailHub tracks it as part of the LEGO collecting lane, where set number, theme, release year, piece count, and display appeal all help collectors understand how the set fits on a shelf.
LEGO collectors often browse by theme first, so this page links back into Hydronauts, LEGO, and related LEGO objects. Use those links to compare nearby releases, find other display sets, or move from a single set into the wider theme.
Related LEGO entries currently connected to this object include Super Sub, Aqua Dart, and Crystal Detector. These links make it easier to keep exploring without jumping back to a generic search page.
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