— For the attentive owner —

A certificate for what you love.

A quiet registry for fine watches and jewelry. Submit a piece, have it examined by a credentialed bench, and receive a certificate that can be verified here — by anyone, at any time.

Turnaround
48–72 hrs
Issued
2,041
— Cover —
[ editorial still-life ]
— The Registry —

Verify a certificate.

Each authenticated piece is recorded with a unique identifier. Enter it below to confirm its record and provenance.

— Our Method —

Four quiet
acts of care.

i.
Submit
You describe the piece, upload clear imagery, and ship it to us fully insured with a prepaid label.
ii.
Examine
Our bench inspects under loupe and spectrometer, opens movements where appropriate, and compares against reference archives.
iii.
Document
Findings are transcribed by hand, measurements logged, provenance cross-checked against known registers.
iv.
Register
A certificate is issued, entered into this registry, and a signed report returned with the piece.
— Lately, in the registry —

Recent acts.

— Thirty days past —
— AL-9HT4K2XM —
[ chronograph, 1968 ]
Chronograph, 1968
AL-9HT4K2XM
— AL-2NP7R9QA —
[ solitaire, 1.8 ct ]
Solitaire, 1.8 ct
AL-2NP7R9QA
— AL-5VC1BD8K —
[ tank case, yellow ]
Tank case, yellow
AL-5VC1BD8K
— AL-8XW6LM3J —
[ pavé bracelet ]
Pavé bracelet
AL-8XW6LM3J
— Begin a Submission —

Entrust a piece.

i
Item
ii
Details
iii
Contact
iv
Review

What kind of piece?

— Questions —

Often asked.

Who performs the authentication?+
An independent bench of accredited horologists and gemologists, each with twelve or more years of post-apprenticeship work.
Do you offer appraisals?+
Authentication is a binary finding. A valuation report may be commissioned separately at the time of submission.
What if a piece is declared inauthentic?+
A signed report is still issued. The piece is returned to you, fully insured, with our observations transcribed.
Is the certificate transferable?+
Yes. Ownership can be updated on this registry by either the outgoing or incoming custodian.
How is the piece shipped?+
A prepaid, fully insured label is provided upon submission. We coordinate with a private courier for high-value pieces.