What Buick did to leapfrog the competition was remarkable, and this example of a 1970 Buick Skylark GS 455—being auctioned at the Mecum Auctions Dallas event September 10—is a shining example.

Prices shown are the prices you can expect to pay for a 1970 Buick Riviera 2 Door Hardtop (455) across different levels of condition. Edit options.