LEGO 5521 Sea Jet is a vintage Model Team set from 1993 valued at $200 for new and sealed sets, up 448% from an original retail price of $36.49. Annual appreciation has averaged 5.31% since release. On the used market, values range from $39 to $48 based on condition.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Sea Jet since November 2016. Very high accuracy
LEGO 5521 Sea Jet is a Model Team set released in 1993, containing 401 pieces. The primary build is a jet-inspired boat with spinning propellers, adjustable wings, and a minifigure-scale cockpit using printed gauge elements. It includes a small storage compartment beneath a removable section. Alternate models provide a dual-hull boat and an airplane.

A new and sealed Sea Jet is currently valued at around $200, with annual growth of 3.6% that is expected to level off to around 3.5% in the coming year. The average used price is $40 for those in good overall condition. New and sealed listings currently range from $188 to $204. Recent market trends show a period of price correction, with values declining over the past year.

For Sale (New/Sealed)

(US) System Model Team Sea Jet 5521 New Old Stock Year 1993
BrickEconomy Choice
$195.00
(DK) BrickLink store Basteq $195.48
-2.2%
(US) NISB LEGO Model Team Sea Jet (5521) $199.99
+0.1%
(US) This set is Brand New and Sealed. We are the original owner and bought it new off the... $200.00
+0.1%
(US) Amazon listing for Sea Jet $209.78
+5.0%
(US) System MODEL TEAM 5521 New Old Stock (Never Opened) $249.00
+24.6%

Sets in Model Team

5571 Giant Truck

Year 1996
Pieces 1,757
Availability Retired
5571 LEGO Model Team Giant Truck
Retail $139.00
Value $1,193.67
Growth  +758.8%
Annual growth 3.7%

5591 Mach II Red Bird Rig

Year 1994
Pieces 1,172
Availability Retired
5591 LEGO Model Team Mach II Red Bird Rig
Retail $109.99
Value $833.60
Growth  +657.9%
Annual growth 4.1%

5590 Whirl and Wheel Super Truck

Year 1990
Pieces 1,063
Availability Retired
5590 LEGO Model Team Whirl and Wheel Super Truck
Retail $79.99
Value $873.87
Growth  +992.5%
Annual growth 4.3%

5563 Racing Truck

Year 1999
Pieces 788
Availability Retired
5563 LEGO Model Team Racing Truck
Retail $79.99
Value $960.41
Growth  +1100.7%
Annual growth 5.5%

5581 Magic Flash

Year 1993
Pieces 784
Availability Retired
5581 LEGO Model Team Magic Flash
Retail $79.00
Value $509.35
Growth  +544.7%
Annual growth 2.9%

5561 Big Foot 4x4

Year 1997
Pieces 761
Availability Retired
5561 LEGO Model Team Big Foot 4x4
Retail $88.00
Value $774.93
Growth  +780.6%
Annual growth 6.6%

5580 Highway Rig

Year 1986
Pieces 667
Availability Retired
5580 LEGO Model Team Highway Rig
Retail $79.99
Value $1,006.95
Growth  +1158.8%
Annual growth 4.8%

2556 Ferrari Formula 1 Racing Car

Year 1998
Pieces 580
Availability Retired
2556 LEGO Model Team Ferrari Formula 1 Racing Car
promotional
Value $217.84
Annual growth 8.1%

5550 Custom Rally Van

Year 1991
Pieces 525
Availability Retired
5550 LEGO Model Team Custom Rally Van
Retail $49.50
Value $382.40
Growth  +672.5%
Annual growth 4.4%

5542 Black Thunder

Year 1998
Pieces 483
Availability Retired
5542 LEGO Model Team Black Thunder
Retail $39.99
Value $168.67
Growth  +321.8%
Annual growth 3.9%

5540 Formula 1 Racer

Year 1986
Pieces 451
Availability Retired
5540 LEGO Model Team Formula 1 Racer
Retail $39.99
Value $280.00
Growth  +600.2%
Annual growth 3.7%

10151 Hot Rod

Year 2004
Pieces 421
Availability Retired
10151 LEGO Model Team Hot Rod
Retail $39.99
Value $231.20
Growth  +478.1%
Annual growth 8.3%

5541 Blue Fury

Year 1995
Pieces 419
Availability Retired
5541 LEGO Model Team Blue Fury
Retail $39.50
Value $297.67
Growth  +653.6%
Annual growth 5.8%

5533 Red Fury

Year 1999
Pieces 393
Availability Retired
5533 LEGO Model Team Red Fury
Retail $54.00
Value $137.35
Growth  +154.4%
Annual growth 3.8%

5510 Off-Road 4x4

Year 1986
Pieces 285
Availability Retired
5510 LEGO Model Team Off-Road 4x4
Retail $24.99
Value $201.44
Growth  +706.1%
Annual growth 6.1%