Sign upLog in
Buying opens soon. Browse the catalog and track prices now, or get notified the moment it goes live:
Fish Tank

Snapshot

vs RRP
+181% over
Per piece
11¢

Value per piece

cost per part at each reference

11¢lowest market value

Reference

MSRP8.5¢
Used market11¢
New market24¢

Where to buy new

  • Walmartout of stock$194.95

New at retail · MSRP $29.99 · via BrickPicker

Set Retired

Fish Tank

Reference
31122-1
Theme
Creator › Creator 3-in-1
Year
2021
Parts
352

Fish Tank is a LEGO set from the LEGO Creator theme released in 2021. The set contains 352 parts.

New avg$84.24Used avg$39.79MSRP$29.99

Avg. 3rd-party market prices via BrickPicker, not CollectORbuild seller prices

See full valuation & price history →Track its value free →
Value historytracking since Jul 27, 2026

Currently $84.24 new. We just started tracking this set’s value. The chart fills in as prices are re-checked over the coming weeks.

Compare this set with another →

Parts in this set (142)

View all parts →

A peek at the pile. See the full list, grouped by color, on the parts page.

Brick 1 x 126×Brick Arch 1 x 3 x 21×Brick Arch 1 x 3 x 2 Curved Top1×Brick Curved 3 x 1 No Studs1×Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)2×Brick Sloped 30° 1 x 2 x 2/34×Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]1×Brick Sloped Inverted 45° 4 x 1 Double with 1 x 2 Recessed2×Brick Special 1 x 1 with Studs on 2 Sides2×Brick Special 1 x 2 with Studs on 2 Sides1×Plate 1 x 12×Plate 1 x 2Photo shows a different color. This lot is Black.2×Plate 2 x 144×Wedge Plate 2 x 2 Left1×View all 142 →