Some specifications for this reference are on file; the record is incomplete.
Rolex · Daytona
Cosmograph Daytona
Ref. 6238 — “Pre-Daytona”
discontinuedPre-Daytona chronographPartially documentedLast reviewed Not yet reviewed
Component compatibility
What this reference is documented to have carried, and in what capacity. A service part is the manufacturer's own work; only a counterfeit classification is a finding against the watch.
Documented calibers
Whole production
A Valjoux 72 in its pre-Daytona form. The expectation inside is a Valjoux architecture carrying Rolex signatures, not a Rolex-designed layout.
Whole production
A Valjoux 72 in its pre-Daytona form. The expectation inside is a Valjoux architecture carrying Rolex signatures, not a Rolex-designed layout.