> Source: https://www.openingbid.art/artist/alexandre-de-betak-bibliotheque-prototype · updated 2026-11-01

# Alexandre de Betak Bibliothèque - Prototype

Alexandre de Betak Bibliothèque - Prototype is an artist with 4 auction lots recorded since 2018, median price $14,506.

A work by Alexandre de Betak Bibliothèque - Prototype sold in 2018 for $14,506, according to OpeningBid's index of auction results.

## What is a Alexandre de Betak Bibliothèque - Prototype work worth?

Across 4 sold lots tracked by OpeningBid, the median price of a Alexandre de Betak Bibliothèque - Prototype work is $14,506.

## Price breakdown by category

| Category | Lots tracked | Median price | Record price | Sell-through | Last sale |
|---|---|---|---|---|---|
| Masterpieces (top of market) | 4 | $14,506 | $14,506 | — | 2018-03-28 |

## Frequently asked questions

### What is a Alexandre de Betak Bibliothèque - Prototype worth?

Across 4 sold lots tracked by OpeningBid, the median price of a Alexandre de Betak Bibliothèque - Prototype work is $14,506.

### What is Alexandre de Betak Bibliothèque - Prototype's auction record?

Alexandre de Betak Bibliothèque - Prototype's auction record is $14,506, set in 2018.

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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, “Alexandre de Betak Bibliothèque - Prototype auction prices”, https://www.openingbid.art/artist/alexandre-de-betak-bibliotheque-prototype (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.