Gaston Bertrand Auction Prices and Value Guide
Gaston Bertrand auction prices are tracked in Appraisily's artist market index, with source-directory coverage of 288 records. Use this page to review sold-lot activity, market context, and valuation factors before requesting a formal appraisal.
Gaston Bertrand auction prices: quick answer
Gaston Bertrand auction prices depend on medium, size, date, condition, provenance, edition details, attribution confidence, and recent comparable auction sales.
- Artist
- Gaston Bertrand
- Source records
- 288
- Market update
- 2026-02-06
Gaston Bertrand market snapshot
Gaston Bertrand shows deep auction liquidity with 161 tracked lots. Median realized sale is around $1,375. Category concentration is still broad or sparse. Last 12 months recorded 11 sales. Latest recorded sale: 2025-12-07.
Realized price distribution
- Under $1,000 (39.7% · 46 sales)
- $1,000 to $10,000 (51.7% · 60 sales)
- $10,000+ (8.6% · 10 sales)
- Median sale (last 12 months)
- $800
- Sales recorded (last 12 months)
- 11
- Median shift vs prior year
- 0.0%
- Latest recorded sale
- 2025-12-07
Artist context
About Gaston Bertrand
Born
1910
Died
1994
Nationality
Belgian
Gaston Bertrand (1910–1994) was a Belgian painter, draughtsman and engraver, born in Wonck and deceased in Uccle. The collected authority links identify a single artist across Wikidata, Getty ULAN and several national-library systems, helping distinguish him from unrelated people and places that share parts of his name. The supplied biography documents activity across painting, drawing and engraving, but it does not establish a particular movement, school, recurring subject or named series. That distinction matters for cataloguing: Bertrand's identity can be stated with reasonable confidence, while stylistic labels should remain object-specific unless stronger institutional or scholarly evidence is added. Collectors may encounter his name in connection with paintings, works on paper, prints and engravings. Appraisal should begin by identifying the object's work type and comparing it with appropriately similar public sales rather than relying on a broad artist-level assumption.
PaintingDrawingEngraving
Common works and media
The documented roles support three broad work types that may appear in auction and appraisal settings: paintings, drawings and engravings or other prints. The supplied sources do not identify favored subjects, named series, recurring techniques or edition sizes, so those details should be established from the individual object and its catalogue documentation rather than generalized across Bertrand's work.
Market and appraisal context
The supplied Appraisily signal associates Gaston Bertrand with 288 auction records, but the collected pack does not include individual lot descriptions, sale dates, realized prices or auction-house commentary. Market interpretation should therefore remain comparative and object-specific. Paintings, drawings and engravings should be separated because the biography documents each practice and they are not interchangeable auction categories. Public records should be selected for a genuinely comparable work type and available sale context. The record count indicates that auction data exists; it does not establish a typical price, trend, scarcity level or authentication conclusion. A defensible appraisal requires review of the underlying comparable lots before a value range is proposed.
Auction categories and appraisal factors
Common auction categories
- Paintings
- Drawings and other works on paper
- Prints and engravings
Value drivers
- Work type and documented medium, particularly whether the object is a painting, drawing, or engraving
- Comparison with public auction records for works in the same category when lot-level sale dates and realized prices are available
Appraisal caveats
- The collected source pack does not include lot-level auction descriptions, auction-house commentary, sale dates, or realized prices.
- The reported record count should not be treated as evidence of a typical price, price trend, scarcity level, or authentication conclusion.
- No movement, recurring subject, named series, or edition information is established by the supplied sources.
Evidence
Sources for artist context
This source-grounded artist context is based on collected public records: medium confidence, adequate source quality.
- Wikidata library authority
- Getty Vocabulary Program library authority
- VIAF library authority
- Library of Congress library authority
- RKD library authority
- Wikipedia wikipedia
Data basis
This page is built from Appraisily's public auction market index. Private transactions, incomplete sale feeds, and attribution changes may not be fully represented.
Artist value FAQ
How much is Gaston Bertrand worth?
Comparable public auction sales are the best starting point, but final value depends on the specific artwork, condition, size, medium, provenance, and attribution confidence.
Can Appraisily value my Gaston Bertrand artwork?
Yes. Appraisily can review photos, dimensions, signatures, condition, provenance, and comparable market data to prepare a current valuation.