Patent ID: 6102563
Filing Date: 2000-08-15
Classification: G04B

Abstract:
Case for wrist watches, consisting of a case element (1) housing the clockwork with a glass (5) closing the case on the top and with a cover (6) closing the case on the bottom, characterized in that in the outer case element (1) an intermediate ring (8) that encircles the clockwork (2) is provided for, that at least the case element (1) is of a hardenable, nickel-free stainless steel with a carbon content greater than 0.4% and a chromium content greater than 12%, molybdenum content greater than 0.2% and vanadium content greater than 0.2%, manufactured by machining from a solid material and hardened afterwards, and that the ring enclosing the clockwork (2) is made of a diamagnetic metal material.