2023 Authentication Testing 
WorthPoint
JULY 19, 2024
However, some reliable key factors help determine values, including the film’s title, authenticity, design and/or artist, condition, and objectivity. Because of their subjective nature, assessing and determining the value of movie posters can be inherently challenging. The major drivers for movie posters are rarity and subject matter.
Invaluable
APRIL 3, 2024
The destruction of many historic artifacts in the 1960s and 1970s paired with the overall delicacy of the materials means that well-preserved, authentic Chinese antiques are increasingly difficult to find. Sold for ¥1,500,000 JPY via Tomikai Auction (Oct 2023). Sold for $340,000 USD via Bonhams (Dec 2023).
Art Peritus
MARCH 28, 2024
Proofs or “test prints” made during the creative process can be marked as a state proof, a working proof, a progressive proof, or a trial proof. This is because they are recognized to be authentic examples produced under his watch, but the artist never got around to signing them.
Art Peritus
MARCH 28, 2024
Proofs or “test prints” made during the creative process can be marked as a state proof, a working proof, a progressive proof, or a trial proof. This is because they are recognized to be authentic examples produced under his watch, but the artist never got around to signing them.
Invaluable
APRIL 24, 2024
The vast American folk art tradition offers authentic, innovative, and captivating creations whose reach spans generations and modes of creative expression. Materiality Different examples of American folk art can stand the test of time with varying longevity. Sold for $15,000 USD via Sotheby’s (Jan 2019). Sold for $1,075.5
Invaluable
APRIL 24, 2024
The vast American folk art tradition offers authentic, innovative, and captivating creations whose reach spans generations and modes of creative expression. Materiality Different examples of American folk art can stand the test of time with varying longevity. Sold for $15,000 USD via Sotheby’s (Jan 2019). Sold for $1,075.5
Invaluable
NOVEMBER 6, 2024
August 2023). For example, signs of crackle glazing or overpainting are red flags that a piece is not authentic, as are sloppily applied back-stamped maker’s marks. These include: Blue and White Patterns (1780s) Pair of Royal Worcester Moon Flask Vases, 1877. Sold for $1,600 USD via Ahlers & Ogletree Inc.
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