

These are the Omega® Seamaster dies in diameters of 20 mm, 30 mm, 33mm or 42mm. These five pronged dies fit the Watch Case Key Horotec Watch Tool (64.0748) and make opening and closing screw back type watch case backs a breeze.
Esslinger & Co. is independent of and not affiliated with or sponsored by Omega®. Warranty does not apply to non-genuine parts supplied by Esslinger & Co.
Click Here to Learn How to Open a Watch Back Click Here to Learn How to Measure Watch Back for Case Opening Dies