Omega® Case Back Gasket ("Sans Fil" polyurethane), case numbers: 1660300, 1661204, 1960235, 1960259, 1960277, 3661204, 3861201, 3960933

Omega® Case Back Gasket ("Sans Fil" polyurethane), case numbers: 1660300, 1661204, 1960235, 1960259, 1960277, 3661204, 3861201, 3960933

Case Back Gasket Round "Sans Fil" polyurethane, inside diameter 28.26 mm, outside diameter 29.50 mm, height 0.80 mm, to fit Omega® case numbers: 1660300, 1661204, 1960235, 1960259, 1960277, 3661204, 3861201, 3960933

* 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.