Omega® Case Spring for Waterproof Cases, calibres: 342, 351, case numbers: 2438, 2478

Case spring, length 12 mm, total height 3.70 mm, fits Omega® calibres: 342, 351. Fits Omega® case numbers: 2438, 2478

*Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega®. Omega® warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.