Omega® Case Back Gasket ("Sans Fil" polyurethane), inside diameter 27.76 mm, outside diameter 29.00 mm, see all case numbers in description Height 1.75 - 1.99 This assortment contains 14 assorted

This assortment contains 14 assorted yellow single channel clasps with an "H" extender

Double cut

Material: Unbreakable

height of crown 4

Omega® Case Back Gasket ("Sans Fil" polyurethane), inside diameter 27.76 mm, outside diameter 29.00 mm, see all case numbers in description Height 1.75 - 1.99 This assortment contains 14 assortedOmega Case Back Gasket ("Sans Fil" polyurethane), inside diameter 27. 76 mm, outside diameter 29. 00 mm, see all case numbers in description Case Back Gasket Round "Sans Fil" polyurethane, inside diameter 27. 76 mm, outside diameter 29. 00 mm, height 1. 00 mm, to fit Omega case numbers: 7443, 1660277, 1660281, 1960078, 1960105, 1960189, 1960195, 1960261, 1960232, 1967443, 1920036, 1920037, 1980111, 1980114, 1980117, 3920005, 3980852 *Perrin Supply Ltd