More security for your pre-owned piece

Whether it’s a watch, piece of jewelry, handbag, or selected luxury accessory: with a professional authenticity check from Studio Perpetual, you create clarity and trust. Ideal for an intended resale, the purchase of a pre-owned piece, or your own personal peace of mind.

Choose the right check

Studio Perpetual Certificate of Authenticity: Expert examination of your piece with transparent documentation and a certificate from Studio Perpetual.
Entrupy Certificate of Authenticity: Technology-supported authentication by Entrupy, including a digital certificate. Availability depends on the brand and product category.

Your benefits

Increased trust when buying and selling
Transparent proof of authenticity for your pre-owned piece
Professional foundation for resale and documentation
Available online and in-person at Studio Perpetual

How it works

Select the desired certificate option.
Send in your piece for inspection or book an in-person appointment.
Once the check is successfully completed, you will receive your certificate of authenticity.

Select the right authenticity check now and reliably secure your pre-owned piece.

Note: Verifiability and processing time may vary depending on the brand, model, and product category. The certificate documents the result of the examination at the time of the assessment and does not constitute a guarantee of value.