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Image courtesy Helmuth Stone Gallery

Auction result

First Monolyth

Thomas Koether (b. 1940)

Unsold / did not meet reserve

Estimate $400 – $800 (≈ £303 – £605) (≈ €353 – €706)

Offered at Helmuth Stone Gallery and passed / bought in. Counted in the artist’s sell-through rate; no price, so not in price averages.

Medium
Mixed media · Works on paper all mixed media results →
As published: “Oil on Paper”
Support
Paper
Signed / inscribed
Signed lower right
Category
Mixed media
Dimensions
23 x 22 in
Auction house
Helmuth Stone Gallery
Sale
March Fine Art & Op-Art Auction (136341)
Date
March 3, 2019
Location
Sarasota, Florida, United States
Lot
217
Estimate
$400 – $800 (≈ £303 – £605) (≈ €353 – €706)
Source
Auction house helmuthstone.com ↗
Retrieved Sep 30, 2026

View original lot page ↗

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Similar size by this artist

Works by Thomas Koether with a longest side of about 58.4 cm (23 in) (±20 %).

Thomas Koether, First Monolyth, Oil on Paper
First Monolyth
Oil · Paper
Helmuth Stone Gallery · Jul 12, 2026Unsold / did not meet reserve
Thomas Koether, Warning, Oil on Paper
Warning
Oil · Paper
Helmuth Stone Gallery · Jan 11, 2026Unsold / did not meet reserve

All Thomas Koether results of this size →

More results for Thomas Koether

Thomas Koether, Ibiza Night 4, Oil on Canvas
Ibiza Night 4
Oil · Canvas
Helmuth Stone Gallery · Sep 13, 2026Unsold / did not meet reserve
Thomas Koether, Study for Primavera, Oil on Paper
Study for Primavera
Oil · Paper
Helmuth Stone Gallery · Sep 13, 2026Unsold / did not meet reserve
Thomas Koether, First Fire, Oil on Canvas
First Fire
Oil · Canvas
Helmuth Stone Gallery · Jul 12, 2026Unsold / did not meet reserve
Thomas Koether, First Monolyth, Oil on Paper
First Monolyth
Oil · Paper
Helmuth Stone Gallery · Jul 12, 2026Unsold / did not meet reserve

All results for Thomas Koether →

Also in this sale

March Fine Art & Op-Art Auction · Helmuth Stone Gallery · Mar 3, 2019

All Helmuth Stone Gallery results →

Similar works

Mixed media results by other artists.