In 1989, LEGO released 4 Basic Seasonal sets, all of these sets have been retired. For that year, the total price of all retail sets cost $7, today those sets are valued around $80, a growth of 1056%.
Most valuable 1989 LEGO Basic Seasonal set
1628 Santa with Reindeer and Sleigh $30.00
Highest growth 1989 Basic Seasonal set
1626 Angel +2020.77%
4 sets

1625 Snowman

Theme / Subtheme Basic / Seasonal
Year 1989
Pieces 40
Availability Retired
1625 LEGO Snowman
Retail $1.30
Value $7.36
Growth  +466.2%
Annual growth 10.3%

1626 Angel

Theme / Subtheme Basic / Seasonal
Year 1989
Pieces 33
Availability Retired
1626 LEGO Angel
Retail $1.30
Value $27.57
Growth  +2020.8%
Annual growth 8.6%

1627 Santa

Theme / Subtheme Basic / Seasonal
Year 1989
Pieces 36
Availability Retired
1627 LEGO Santa
Retail $1.30
Value $14.74
Growth  +1033.8%
Annual growth 6.8%

1628 Santa with Reindeer and Sleigh

Theme / Subtheme Basic / Seasonal
Year 1989
Pieces 63
Availability Retired
1628 LEGO Santa with Reindeer and Sleigh
Retail $2.99
Value $30.00
Growth  +903.3%
Annual growth 6.7%