Model family · Patek Philippe
Hour Glass
2 references2 variants1940–1957
Family timeline
All recorded years
19401960
2 references in production order. Overlapping bars show overlapping recorded dates.
19401945195019551960
Dates are those recorded in the catalog. Faint bars mark approximate dates; a dashed point marks a single known endpoint. Undated references remain visible. Chronological order does not establish a predecessor or successor relationship.