Age Auction House Sales Comparison Approach 
International Society of Appraisers
MARCH 14, 2025
high end, branded, celebrity provenance) is going to sell at a high-end international auction house like Christie’s. A collection of unbranded jewelry that has no celebrity provenance may sell at a local or regional auction house. Note that the definition of replacement cost comparable mentions age.
Drishti LLC Appraisers
APRIL 16, 2021
For example, a client cannot use a restricted appraisal as a basis for a sales price with an auction house or antique dealer. For one-of-a-kind artworks, the basis for comparables is usually other works by the same artist, or artwork of similar renown, age, materials and genre. It is for your information only.
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