Collectors chased undervalued European works across multiple auction houses, signaling renewed appetite for overlooked masters.


This week’s overperformers cluster decisively at Ketterer Kunst, where four of six entries landed, including the week’s widest absolute gain: a Lyonel Feininger panel that more than quintupled its low estimate to reach $500,003. The concentration suggests either that Ketterer’s estimates were systematically conservative—a recalibration worth monitoring—or that its sales attracted unusually aggressive bidding in specific categories. What stands out across the group is the consistency of the gap itself: five of six results exceeded estimates by 250 percent or more, a range that points to a market willing to move decisively when presented with work it perceives as undervalued. The estimate, in theory, reflects specialist consensus about where demand sits; these results indicate the room saw something the presale valuations did not. Whether that signals emerging appetite, disciplined underbidding, or category-specific momentum remains the open question.


1. Follower of Lucas Cranach the Elder — Lucretia

Follower of Lucas Cranach the Elder — Lucretia

Sotheby’s · Old Master Paintings Works On Paper Day Auction L26034
Estimate: $8,000–$12,000 · Hammer: $34,290 (329% above low estimate)

Followers of Lucas Cranach the Elder remain persistently undervalued at auction, with estimators seemingly reluctant to price works in this category at market rates. This panel of Lucretia—rendered in Cranach’s characteristic linear precision and jewel-toned palette—found eager bidders willing to pay nearly triple the low estimate, suggesting collectors increasingly recognize the workshop’s technical sophistication and historical significance as distinct from mere attribution uncertainty.

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2. Corneliu Baba — Rege nebun (the mad king)

Corneliu Baba — Rege nebun (the mad king)

Sotheby’s · 19th 20th Century European Art Auction L26230
Estimate: $5,000–$7,000 · Hammer: $20,320 (306% above low estimate)

Corneliu Baba’s unflinching psychological realism has long resonated with collectors of Eastern European modernism, yet auction houses remain chronically conservative with Romanian artists of his generation. This 1960s portrait, rendered in Baba’s characteristic dense impasto with unsettling attention to the subject’s fractured gaze, evidently struck bidders as a canonical example of postwar figuration—one the market had systematically undervalued.

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3. Claus Otto Paeffgen — Katze

Claus Otto Paeffgen — Katze

Ketterer Kunst · Day Sale, Munich
Estimate: $25,000–$25,000 · Hammer: $100,000 (300% above low estimate)

Ketterer Kunst’s conservative single-price estimate on this Paeffgen “Katze” proved catastrophically off-market, suggesting persistent undervaluation of the Fluxus pioneer’s figurative work. The hammer’s 300% surge reflects growing collector appetite for Paeffgen’s animal studies—works that predate and complicate his reputation as an exclusively conceptual artist—particularly as institutional recognition of Fluxus’s material legacy accelerates.

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4. Jaume Plensa — L’Anima della Musica

Jaume Plensa — L'Anima della Musica

Ketterer Kunst · Day Sale, Munich
Estimate: $40,000–$40,000 · Hammer: $147,060 (268% above low estimate)

Plensa’s monumental figurative sculptures have consistently outpaced conservative valuations as collectors reassess the Spanish artist’s influence on contemporary figuration. “L’Anima della Musica,” a marble work invoking the artist’s signature exploration of the human form as vessel for intangible emotion, benefited from Ketterer’s notably narrow estimate range—a single-point bracket that left substantial upside for competitive bidding in a market increasingly attuned to material-intensive European sculptors.

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5. Lyonel Feininger — At the Sea-Side, Panel I

Lyonel Feininger — At the Sea-Side, Panel I

Ketterer Kunst · Evening Sale, Munich
Estimate: $140,000–$140,000 · Hammer: $500,003 (257% above low estimate)

Feininger’s modernist seascapes have long languished in estimators’ shadows, but this Ketterer sale exposed a severe valuation gap. The panel’s precise geometric abstraction of maritime light—characteristic of the Bauhaus master’s later work—sparked aggressive bidding from collectors reassessing early-twentieth-century German abstraction. At 257 percent above low estimate, the hammer price suggests market recognition finally catching up to institutional scholarship.

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6. Rainer Fetting — Konzert in der Waldbühne

Rainer Fetting — Konzert in der Waldbühne

Ketterer Kunst · Day Sale, Munich
Estimate: $30,000–$30,000 · Hammer: $105,883 (253% above low estimate)

Fetting’s Berlin Expressionism has long punched below its weight in auction estimates, and this 1988 concert scene proved no exception. The work’s vivid documentation of the city’s cultural underground—painted during reunification’s pivotal moment—resonated strongly with collectors reassessing the era’s artistic urgency, driving competition well beyond the house’s cautious $30K estimate.

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The week’s mixed performance underscores a widening gulf between blue-chip provenance and speculative positioning. As auction houses navigate tighter inventory and selective bidding, watch how mid-market contemporary lots respond—they’ve become the true barometer of collector confidence. Upcoming weeks will reveal whether this recalibration favors discipline or deepens volatility.


Data: auction house results pages, aggregated in The Hammer Price database.