100.1

Moritz Grossman caliber 100.1 is a hand-wound movement with a power reserve of 42 hours. It consists of 198 parts, including 20 jewels - of which 3 are in screwed gold chatons. This movement uses a pillar construction topped off by a 2/3 plate. Notable features include: Grossmann balance; lateral pusher for disabling the handsetting mode and starting the movement; space saving and modified Glashütte stopwork with backlash; adjustment with Grossmann micrometer screw on a cantilevered balance cock; Pillar movement with 2/3 plate and frame pillars in untreated German silver; 2/3 plate, balance cock, and escape-wheel cock engraved by hand; broad horizontal Glashütte ribbing; 3-band snailing on the ratchet wheel; raised gold chatons with pan-head screws; separately removable clutch winder; stop seconds for handsetting