Invicta vintage watch in rose solid 18K gold with subdial and a leather strap. The crown is a replacement and not the original. Model 24262. Incabloc and Antimagnetic mechanical movement . Incabloc movement is a common shock protection system used in mechanical watches. Incabloc was developed in the 1930's. It prevents a watch balance staff from breaking by allowing it to move slightly, both laterally and vertically, using a spring-mounted jewel setting.