APPRAISALS
Authentication and Certification
Verification of authenticity through art-historical analysis, technical and scientific examination and archival research. Certificate of authenticity issued with a full technical report.
WHAT WE OFFER
Our authentication and certification service is designed to meet the most demanding needs of collectors and market professionals. With years of experience and a network of certified professionals, we guarantee excellent results that meet international standards.
Every project is handled with the greatest attention to detail, from the initial consultation through to final delivery, with documentation recognised internationally.
OUR PROCESS
INITIAL CONSULTATION
A free preliminary meeting to understand your needs and define the goals of the service.
ANALYSIS AND VALUATION
An in-depth examination by our experts using certified methods and state-of-the-art instruments.
SOLUTION DEVELOPMENT
A detailed plan with clearly defined timeline, costs and deliverables.
IMPLEMENTATION
Professional delivery of the service with constant updates and full transparency.
FOLLOW-UP AND SUPPORT
Ongoing post-service support and advice for any future needs.
WHY CHOOSE US
REQUEST THE SERVICE
Describe what you need. The 21App team will review the request and, where appropriate, send you a tailored quote.
INFORMATION REQUEST
CONTACT US
INVESTMENT
ON REQUEST
REQUEST A QUOTE CONTACT USResponse within 24 hours
Free consultation
FREQUENTLY ASKED QUESTIONS
How long does the service take?
Turnaround varies from 5 to 15 working days depending on complexity.
Does the artwork need to be transported?
We offer an on-site service for artworks worth more than €10,000.
Is the documentation certified?
Yes, all our reports are certified and internationally recognised.
GUARANTEES
Full insurance
Guaranteed confidentiality
Certified experts
