> Source: https://www.openingbid.art/artist/willi-siber · updated 2026-11-01

# SIBER, WILLI (b. 1949)

SIBER, WILLI is a German artist with 19 auction lots recorded since 2020, median price $1,686. Some sold prices are hammer-only and exclude the buyer's premium; they are marked on this page. Some sold prices are not yet verified as premium-inclusive or hammer, and are marked on this page.

A work by SIBER, WILLI is recorded as sold in 2024 for $1,786; whether the price includes the buyer's premium is not yet verified, according to OpeningBid's index of auction results.

## What is a SIBER, WILLI work worth?

Across 14 sold lots tracked by OpeningBid, the median price of a SIBER, WILLI work is $1,686.

The median SIBER, WILLI sculpture sells for $1,968 across 3 lots.

The median SIBER, WILLI work on paper sells for $487 across 5 lots.

The median SIBER, WILLI painting sells for $1,786 across 1 lots.

Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.

## Price breakdown by category

| Category | Lots tracked | Median price | Record price | Sell-through | Last sale |
|---|---|---|---|---|---|
| Paintings | 1 | $1,786‡ | $1,786‡ | — | 2024-02-07 |
| Works on Paper | 5 | $487‡ | $1,211 | — | 2024-02-08 |
| Sculpture & Installation | 6 | $1,968‡ | $3,115‡ | 50% | 2020-11-28 |

‡ reported price — whether it includes the buyer's premium is not yet verified.

## Notable results

| Medium | Year | Price |
|---|---|---|
| Sculpture & Installation | 2020 | $3,115‡ |
| Sculpture & Installation | 2020 | $1,797‡ |
| Paintings | 2024 | $1,786‡ |
| Works on Paper | 2024 | $487‡ |
| Works on Paper | 2024 | $487‡ |

‡ reported price — whether it includes the buyer's premium is not yet verified.

The highest recorded result in each medium. The full sale history is in the OpeningBid app (free sign-up).

## Frequently asked questions

### What is a SIBER, WILLI worth?

Across 14 sold lots tracked by OpeningBid, the median price of a SIBER, WILLI work is $1,686. The median SIBER, WILLI sculpture sells for $1,968 across 3 lots. The median SIBER, WILLI work on paper sells for $487 across 5 lots. The median SIBER, WILLI painting sells for $1,786 across 1 lots. Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.

### What is SIBER, WILLI's auction record?

SIBER, WILLI's auction record is $19,632, set in 2020. Whether that record price includes the buyer's premium is not yet verified.

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Data last updated 2026-11-01. OpeningBid tracks 15,222,099 auction lots from 571 auction houses, refreshed nightly.

Cite this page as: OpeningBid, “SIBER, WILLI auction prices”, https://www.openingbid.art/artist/willi-siber (updated 2026-11-01).

Historical auction data, not investment advice. Prices are premium-inclusive USD where the buyer's premium is recorded. Figures marked † are hammer prices (buyer's premium not included); ‡ marks a price whose basis is not yet verified. Non-USD results are converted at the sale month's rate.