Omega® Crown Gasket (O-ring), crown model number 43074, case numbers: 166.0077

Omega® Crown Gasket (O-ring), crown model number 43074, case numbers: 166.0077

Crown Gasket O-ring for Omega® crown model number 43074, inside diameter 2.20 mm, outside diameter 4.20 mm, thickness 1.00 mm. Fits Omega case number 1660077

* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Omega®. Omega® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic parts may devalue your watch.