> Source: https://www.openingbid.art/artist/siegfried-klapper · updated 2026-11-02

# Siegfried Klapper (1918–2012)

Siegfried Klapper is a ZA artist with 8 auction lots recorded since 2008, median price $400. 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 Siegfried Klapper sold in 2026 for $1,088, according to OpeningBid's index of auction results.

## What is a Siegfried Klapper work worth?

Across 7 sold lots tracked by OpeningBid, the median price of a Siegfried Klapper work is $400.

The median Siegfried Klapper work on paper sells for $390 across 6 lots.

The median Siegfried Klapper painting sells for $1,088 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 | $1,088 | $1,088 | — | 2026-06-24 |
| Works on Paper | 6 | $390†‡ | $1,078‡ | — | 2024-05-31 |

† hammer price — buyer's premium not included.

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

## Price by size

### Works on Paper

| Size | Sold lots | Typical range (p25–p75) | Median | Record |
|---|---|---|---|---|
| small (under 50 cm) | 6 | $307–$491†‡ | $390†‡ | $1,078‡ |

† hammer price — buyer's premium not included.

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

Size is the work's longest edge. Cells appear only with at least 5 sold lots.

## Notable results

| Medium | Year | Price |
|---|---|---|
| Paintings | 2026 | $1,088 |
| Works on Paper | 2020 | $1,078‡ |
| Works on Paper | 2023 | $522‡ |

‡ 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 Siegfried Klapper worth?

Across 7 sold lots tracked by OpeningBid, the median price of a Siegfried Klapper work is $400. The median Siegfried Klapper work on paper sells for $390 across 6 lots. The median Siegfried Klapper painting sells for $1,088 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 Siegfried Klapper's auction record?

Siegfried Klapper's auction record is $1,088, set in 2026.

---

Data last updated 2026-11-02. OpeningBid tracks 15,390,829 auction lots from 577 auction houses, refreshed nightly.

Cite this page as: OpeningBid, “Siegfried Klapper auction prices”, https://www.openingbid.art/artist/siegfried-klapper (updated 2026-11-02).

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.