The Art Newspaper

JUNE 26, 2025

An authentic Donatello? Not everyone, however, is convinced of the bust’s authenticity. Panis explains that when he was director, the SNM was planning to exhibit the bust and publish a monograph on the work once “its authenticity had been confirmed and the documentation had been finalised”.

Authentication 239

Authentication Authenticity Sculpture Collectibles 239

Penrose Appraisals

MARCH 14, 2024

So, they snatch up grandma's lamp with the stained glass shade and bring it down to the local antique mall to find out what it is worth. If you were collecting early American weathervanes, you might pay more for a piece that was green - it is evidence of age and of use, which gives it that authenticity that can be so important.

Appraiser/appraisal 98

Appraiser/appraisal Maker/Artist Equitable Distribution Identification 98

GIA 4Cs

MAY 30, 2025

From the first sip of your morning coffee to the clink of glasses at dinner, your ring is with you through every moment. A GIA Diamond Grading Report provides an unbiased analysis of the 4Cs: color, clarity, cut, and carat Weight. Learn more about GIAs diamond grading services to ensure your diamond’s quality and authenticity.

Material 52

Material Jewelry Quality Testing 52

WCG

DECEMBER 9, 2024

Because the flag will free-hang permanently on display, visible from both sides, the flag had to be structurally whole in order to hang safely and in a pleasing authentic manner. Non-sampling technical analysis was performed through the microscopy, reflectance and Raman spectroscopy, and x-ray fluorescence.

Textiles 52

Textiles Material Research Maker/Artist 52

WCG

JANUARY 10, 2025

Because the flag will free-hang permanently on display, visible from both sides, the flag had to be structurally whole in order to hang safely and in a pleasing authentic manner. Non-sampling technical analysis was performed through the microscopy, reflectance and Raman spectroscopy, and x-ray fluorescence.

Textiles 52

Textiles Material Research Glass 52