Study for Vertical Progression
Oil · Board
Helmuth Stone Gallery · Sep 13, 2026Unsold / did not meet reserveImage courtesy Helmuth Stone Gallery
Auction result
The Red Rock
Thomas Koether (b. 1940)
$126 hammer plus premium ($100 + $26 premium)
≈ £93≈ €108
Sign up free to see all prices
You’ve used this month’s free price views. A free account shows the hammer price, buyer’s premium and price realized for every lot — no card, no fees.
Sign up free Sign inEmail alerts for new results and upcoming sales
- Medium
- Oil · Works on paper all oil results →As published: “Oil on Paper”
- Support
- Paper
- Signed / inscribed
- Signed lower left
- Category
- Oil paintings
- Dimensions
- 14.5 x 20 in
- Auction house
- Helmuth Stone Gallery
- Sale
- Premier Fine Art Auction (401037)
- Date
- January 11, 2026
- Location
- Sarasota, Florida, United States
- Lot
- 190
- Estimate
- $200 – $400 (≈ £148 – £297) (≈ €172 – €344)
- Source
- Auction house helmuthstone.com ↗Retrieved Sep 30, 2026
Own a work by Thomas Koether? Get a free auction estimate →
Own this work? Add it to My Collection → Private to you, with alerts when comparable works sell.
Similar size by this artist
Works by Thomas Koether with a longest side of about 50.8 cm (20 in) (±20 %).
Cave Painting
Oil · Paper
Helmuth Stone Gallery · Apr 26, 2026$189 ≈ £139 ≈ €161Sign up free to see price
Study Blue Progression
Oil · Paper
Helmuth Stone Gallery · Apr 26, 2026$378 ≈ £279 ≈ €323Sign up free to see price
More results for Thomas Koether
Study for Vertical Progression
Oil · Board
Helmuth Stone Gallery · Sep 13, 2026Unsold / did not meet reserve
Non-linear Transfinite Cosmology
Oil · Canvas
Helmuth Stone Gallery · Sep 13, 2026Unsold / did not meet reserve
Also in this sale
Premier Fine Art Auction · Helmuth Stone Gallery · Jan 11, 2026
Sounding Sculpture
Sculpture · Panel · ed. 17/50
Helmuth Stone Gallery · Jan 11, 2026$54,180 ≈ £40,196 ≈ €46,538Sign up free to see price
Flying Wild Geese
Sculpture
Helmuth Stone Gallery · Jan 11, 2026$47,880 ≈ £35,522 ≈ €41,127Sign up free to see price
Sunburst
Sculpture
Helmuth Stone Gallery · Jan 11, 2026$42,840 ≈ £31,783 ≈ €36,798Sign up free to see price
Cow Triptych
Screenprint · Paper · ed. 130/150
Helmuth Stone Gallery · Jan 11, 2026$25,200 ≈ £18,696 ≈ €21,646Sign up free to see price
Princess and the Unicorn
Sculpture
Helmuth Stone Gallery · Jan 11, 2026$21,420 ≈ £15,891 ≈ €18,399Sign up free to see price
Offshoot, 1982
Sculpture · ed. 5/10
Helmuth Stone Gallery · Jan 11, 2026$17,640 ≈ £13,087 ≈ €15,152Sign up free to see priceSimilar works
Oil results by other artists in a similar price range.
© im Kinsky — view on im Kinsky website ↗Portrait of a Young Woman (study)
Oil · Paper
im Kinsky · Oct 7, 2026€325 ≈ $363 ≈ £274Sign up free to see price
© Sopocki Dom Aukcyjny — view on Sopocki Dom Aukcyjny website ↗Talerz, 1960 r., 1960
Oil
Sopocki Dom Aukcyjny · Oct 3, 2026PLN 350 ≈ $90 ≈ £68 ≈ €79Sign up free to see price
© Sopocki Dom Aukcyjny — view on Sopocki Dom Aukcyjny website ↗Talerz, 1960 r., 1960
Oil
Sopocki Dom Aukcyjny · Oct 3, 2026PLN 400 ≈ $103 ≈ £77 ≈ €91Sign up free to see price
© Sopocki Dom Aukcyjny — view on Sopocki Dom Aukcyjny website ↗
© Sopocki Dom Aukcyjny — view on Sopocki Dom Aukcyjny website ↗Niezłomny, 2026, 2026
Oil
Sopocki Dom Aukcyjny · Oct 3, 2026PLN 1,200 ≈ $308 ≈ £232 ≈ €272Sign up free to see price
© Sopocki Dom Aukcyjny — view on Sopocki Dom Aukcyjny website ↗Za lasem, 2026, 2026
Oil · Canvas
Sopocki Dom Aukcyjny · Oct 3, 2026PLN 1,100 ≈ $282 ≈ £213 ≈ €250Sign up free to see price