Wristwatch with screwed crown.

摘要

IN A WATCH (1) WRIST WITH MOVEMENT (13) is surrounded by a box (4) and operable THROUGH A CROWN (20) WILLING TO SPIN OUT OF THE BOX (4) by means of a spindle (7 ) passing through the housing (4), wherein the ring (20) can be bolted to have a sealing position, OPERATION INCORRECT TO PREVENT wIDELY SO THAT WILL HAVE MEANS OF sIGNALING IN CONNECTION OPERATION WITH CROWN (20) IF SHOWING CORONA (20) IS IN THE RIGHT POSITION SCREWED.