Oyster Precision

Family timeline

20 references in production order. Overlapping bars show overlapping recorded dates.

• 4498c. 1940–c. 1952
• 6422c. 1944–c. 1959
• 12868c. 1947–c. 1970
• 6431c. 1950–c. 1980
• 8823c. 1950–c. 1954
• 9006c. 1950–c. 1960
• 6022c. 1952–c. 1960
• 6028c. 1952
• 6430c. 1952–c. 1973
• 6482c. 1954–c. 1965
• 6426c. 1959–c. 1981
• 9659Jc. 1964
• 2604UndatedUndated — position unknown
• 3745UndatedUndated — position unknown
• 4516UndatedUndated — position unknown

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.