Crowned Koi
Certificate of Authentication
CK-CERT-2B926641
Brand
Rolex
Model
GMT-Master II
Reference
16710
Serial
F3•••••
Authenticated by
Pat at Crowned Koi
Date Issued
September 26, 2025
Verify at crownedkoi.com/authentication/2b92664192b74d88b2966a2e5e65e4ed