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Calibers produced by Wittnauer (United States)
Wittnauer Watch Co.
- Wittnauer 9W, also known as ETA 1000
- Wittnauer 11K
- Wittnauer 11BG, also known as AS 1201
- Wittnauer 11KS
- Wittnauer 11KAS
- Wittnauer 11WSG, also known as AS 1539
- Wittnauer C11K
- Wittnauer C11KAS, also known as Record 1955, Longines 501
- Wittnauer C11KAS1, also known as Record 1955, Longines 501
- Wittnauer C11KS
- Wittnauer C11KS-1
- Wittnauer C11KS-2
- Wittnauer C11KS/1
- Wittnauer C11SR, also known as AS 1701
- Wittnauer C11WS2, also known as AS 1539, AS 1558
- Wittnauer D11KAS, also known as Record 1958, Longines 503