Buick Skylark, GS and GSX GS 455 Stage 1 (Skylark and Gran Sport 1965 to 1972)
104 sales on our records. Figures as of Nov. 11, 2026.
What it sells for
Middle half of sales$50,250 to $82,563
Median$71,500
Sales behind it26Likely
From 26 sales over the last 24 months. Hammer prices, before buyer's fees. Half sold between $50,250 and $82,563.
How it trades
- Auctions ended
- 14
- Sold
- 12
- Sell-through
- 86%
- For sale now
- 5
Asking prices now
3 cars for sale. Half ask between $45,700 and $85,750.
Asking prices are what sellers want, not what cars sell for.
Latest sales
| Car | Auction | Date | Price |
|---|---|---|---|
| 1970 Buick Gran Sport Stage 1 ConvertibleRM Sotheby's, Oct. 8, 2026 | RM Sotheby's | Oct. 8, 2026 | $130,000 |
| 1972 Buick GS 455 Stage 1 CoupeBring a Trailer, Aug. 31, 2026 | Bring a Trailer | Aug. 31, 2026 | $61,500 |
| 1969 BUICK GS400 STAGE 1Barrett-Jackson, June 27, 2026 | Barrett-Jackson | June 27, 2026 | $73,000 |
| 1970 Buick GS Stage 1 ConvertibleMecum, May 15, 2026 | Mecum | May 15, 2026 | $61,000 |
| 1970 Buick GSX Stage 1Mecum, May 15, 2026 | Mecum | May 15, 2026 | $82,000 |
| 1970 Buick GS Stage 1Mecum, May 14, 2026 | Mecum | May 14, 2026 | $70,000 |
| 1969 Buick GS 400 Stage 1 CoupeBring a Trailer, April 15, 2026 | Bring a Trailer | April 15, 2026 | $82,750 |
| 1969 Buick GS 400 Stage 1Mecum, March 19, 2026 | Mecum | March 19, 2026 | $51,000 |
| 1970 Buick GS Stage 1 ConvertibleMecum, Jan. 16, 2026 | Mecum | Jan. 16, 2026 | $167,500 |
| 1972 Buick GS Stage 1 ConvertibleMecum, Jan. 11, 2026 | Mecum | Jan. 11, 2026 | $59,000 |
| 1970 Buick GS Stage 1Mecum, Jan. 10, 2026 | Mecum | Jan. 10, 2026 | $74,000 |
| 1972 Buick GS 455 Stage 1 CoupeBring a Trailer, Dec. 15, 2025 | Bring a Trailer | Dec. 15, 2025 | $50,000 |
| 1970 Buick GSX Stage 1Mecum, Nov. 1, 2025 | Mecum | Nov. 1, 2025 | $180,000 |
| 1969 Buick GS Stage 1 ConvertibleMecum, Oct. 3, 2025 | Mecum | Oct. 3, 2025 | $37,000 |
| 1971 Buick GS Stage 1 ConvertibleMecum, July 11, 2025 | Mecum | July 11, 2025 | $77,000 |
| 1972 Buick GS 455 Stage 1 ConvertibleBring a Trailer, May 24, 2025 | Bring a Trailer | May 24, 2025 | $55,100 |
| 1972 Buick GS 455 Stage 1 CoupeBring a Trailer, May 4, 2025 | Bring a Trailer | May 4, 2025 | $21,001 |
| 1969 Buick GS 400 Stage 1 CoupeBring a Trailer, May 1, 2025 | Bring a Trailer | May 1, 2025 | $39,000 |
| 1970 BUICK GS 455 STAGE 1 CONVERTIBLEBarrett-Jackson, April 26, 2025 | Barrett-Jackson | April 26, 2025 | $100,000 |
| 1972 BUICK GS 455 STAGE 1 CONVERTIBLEBarrett-Jackson, Jan. 24, 2025 | Barrett-Jackson | Jan. 24, 2025 | $80,000 |
| 1970 BUICK GSX STAGE 1Barrett-Jackson, Jan. 24, 2025 | Barrett-Jackson | Jan. 24, 2025 | $215,000 |
| 1970 Buick GS Stage 1 ConvertibleMecum, Jan. 17, 2025 | Mecum | Jan. 17, 2025 | $175,000 |
| 1970 Buick GS Stage 1 CoupeMecum, Jan. 16, 2025 | Mecum | Jan. 16, 2025 | $42,000 |
| 1969 Buick GS Stage 1 ConvertibleMecum, Jan. 15, 2025 | Mecum | Jan. 15, 2025 | $42,000 |
| 1971 Buick GS Stage 1 ConvertibleMecum, Jan. 15, 2025 | Mecum | Jan. 15, 2025 | $80,000 |
| 1970 Buick GS 455 Stage 1 Coupe 4-SpeedBring a Trailer, Dec. 23, 2024 | Bring a Trailer | Dec. 23, 2024 | $41,500 |
| 1970 Buick GS Stage 1Mecum, Oct. 5, 2024 | Mecum | Oct. 5, 2024 | $60,000 |
| 1970 Buick GSX Stage 1Bring a Trailer, July 1, 2024 | Bring a Trailer | July 1, 2024 | $162,000 |
| 1972 Buick GS Stage 1 ConvertibleMecum, March 9, 2024 | Mecum | March 9, 2024 | $140,000 |
| 1970 BUICK GS 455 STAGE 1 CONVERTIBLEBarrett-Jackson, Jan. 26, 2024 | Barrett-Jackson | Jan. 26, 2024 | $105,000 |