Crowned Koi
Certificate of Authentication
CK-CERT-35B8BD75
Brand
Rolex
Model
GMT-Master II
Reference
16710
Year
2001
Serial
K8•••••
Authenticated by
Pat at Crowned Koi
Date Issued
January 30, 2026
Verify at crownedkoi.com/authentication/35b8bd75a636425990ebb2e0f9d696d7