Misallocation

1969 BUICK GS400 CUSTOM COUPE

Sold at Barrett-Jackson on Jan. 23, 2026, offered with no reserve.

$121,000Confirmed

The price as reported by the house. Hammer price $110,000, before the buyer's premium. Read from the house's results Nov. 2, 2026.

The car

Year
1969
Make and model
Buick Skylark, GS and GSX
Generation
Skylark and Gran Sport 1965 to 1972
Version
Gran Sport
Gearbox
Automatic
Chassis
446379Y126707
Condition
Excellent (2)Likely

Condition is our reading of the listing's description on Hagerty's 1 to 4 scale, not an inspection.

Against comparable sales

Above the middle half of 50 comparable sales, 122% over its top.

Middle half of sales$27,500 to $49,500
Median$37,500
Sales behind it50Likely

From 50 sales of the Buick Skylark, GS and GSX Gran Sport (Skylark and Gran Sport 1965 to 1972) in our data over the last 24 months. Hammer prices, before buyer's fees. Half sold between $27,500 and $49,500.

Closest sales

Closest comparable sales
CarAuctionDatePrice
36-Years-Owned 1969 Buick GS 400 ConvertibleBring a Trailer, July 22, 2026Bring a TrailerJuly 22, 2026$26,500
1969 Buick GS ConvertibleMecum, Jan. 11, 2026MecumJan. 11, 2026$38,000
1970 Buick GSMecum, Oct. 24, 2026MecumOct. 24, 2026$48,000
1969 Buick GS 400 Convertible 4-SpeedBring a Trailer, Oct. 19, 2026Bring a TrailerOct. 19, 2026$42,000
1970 Buick GS 455 CoupeBring a Trailer, Oct. 8, 2026Bring a TrailerOct. 8, 2026$31,250
1969 Buick GS 400 ConvertibleBroad Arrow, Oct. 2, 2026Broad ArrowOct. 2, 2026$95,000
1970 Buick GS ConvertibleMecum, Sept. 25, 2026MecumSept. 25, 2026$62,000
1970 Buick GS 455 ConvertibleBring a Trailer, Sept. 11, 2026Bring a TrailerSept. 11, 2026$23,250