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Unto Koistinen

Finnish · 1917–1994 · Painter, Printmaker

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14auction results2026years recorded43%sold (6)$373Sign up free to seemedian price

2 works by Unto Koistinen with an auction history (offered more than once) →

Record prices

  1. Unto Koistinen, A seated woman, oilA seated womanHagelstam · €785≈ $906≈ £677Sign up to see
  2. Unto Koistinen, Naked, oilNakedHagelstam · €654≈ $757≈ £566Sign up to see
  3. Unto Koistinen, Woman, oilWomanHagelstam · €471≈ $543≈ £406Sign up to see

Unto Koistinen’s highest prices recorded at auction, ranked in US dollars at each sale-date exchange rate and shown in the currency of the sale (with the buyer’s premium where the house publishes it).

ArtSell has recorded 14 auction results for Unto Koistinen in 2026, of which 6 sold (43%). Recorded sale prices range from $115Sign up free to see to $906Sign up free to see. The highest price recorded is $906Sign up free to see for A seated woman at Hagelstam in June 2026. The most common medium is oil paintings (10 lots). Results come from Hagelstam (14).

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14 results

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  1. Unto Koistinen, Woman, mixed media
    Woman
    Mixed media
    9 cm x 6 cm
    Hagelstam · · Lot 181
    €100≈ $115≈ £86Price realizedSign up free to seeEst. €200–View at Hagelstam ↗
  2. Unto Koistinen, A seated woman, oil
    A seated woman
    Oil
    20 cm x 15 cm
    Hagelstam · · Lot 759
    €785≈ $906≈ £677Price realizedSign up free to seeEst. €700–View at Hagelstam ↗
  3. Unto Koistinen, Woman, oil
    Woman
    Oil
    19 cm x 22 cm
    Hagelstam · · Lot 772
    €471≈ $543≈ £406Price realizedSign up free to seeEst. €700–View at Hagelstam ↗
  4. Unto Koistinen, Naked, oil
    Naked
    Oil
    18 cm x 21 cm
    Hagelstam · · Lot 219
    €654≈ $757≈ £566Price realizedSign up free to seeEst. €500–View at Hagelstam ↗
  5. Unto Koistinen, Nude, lithograph
    Nude
    Lithograph · ed. 17/50
    59 cm x 71 cm
    Hagelstam · · Lot 222
    €175≈ $203≈ £152Price realizedSign up free to seeEst. €200–View at Hagelstam ↗
  6. Unto Koistinen, Untitled, mixed media
    Untitled
    Mixed media
    18 cm x 18 cm
    Hagelstam · · Lot 761
    €150≈ $179≈ £131Price realizedSign up free to seeEst. €300–View at Hagelstam ↗
  7. Unto Koistinen, Youths on the beach, oil on board
    Youths on the beach
    Oil · Board
    19 cm x 24 cm
    Hagelstam · · Lot 134
    Unsold / did not meet reserveEst. €700–View at Hagelstam ↗
  8. Unto Koistinen, Woman, oil
    Woman
    Oil
    28 cm x 21 cm
    Hagelstam · · Lot 16
    Unsold / did not meet reserveEst. €700–View at Hagelstam ↗
  9. Unto Koistinen, Kattonäkymä ateljeen ikkunasta (View from the studio window), oil
    Kattonäkymä ateljeen ikkunasta (View from the studio window)
    Oil
    46 cm x 55 cm
    Hagelstam · · Lot 717
    Unsold / did not meet reserveEst. €500–View at Hagelstam ↗
  10. Unto Koistinen, Untitled, gouache
    Untitled
    Gouache
    Hagelstam · · Lot 860
    Unsold / did not meet reserveEst. €300–View at Hagelstam ↗

Unto Koistinen paintings (12)Unto Koistinen oil paintings (10)

Unto Koistinen: quick facts

What is the highest price paid for a work by Unto Koistinen at auction?

$906Sign up free to see, for A seated woman at Hagelstam (June 2026) — the highest price in ArtSell’s records.

What is a typical auction price for Unto Koistinen?

The median sale price is $373Sign up free to see across 6 priced sales. Prices vary by medium, size and date — see the price chart & statistics.

How many works by Unto Koistinen have sold at auction?

6 of 14 recorded lots sold in 2026.

Which auction houses sell Unto Koistinen?

Hagelstam accounts for the most recorded results. Hagelstam

Related artists — Finnish, born 1892–1942