Home Knowledge Base watch movement
An Animated Peek Inside How a Mechanical Watch Works

We run the Seiko NH35A in the COURG. But in the meantime, take a spin through this animation to learn more about the intricacies of these little engineering marvels that power our time instruments. Originally published by animagraffs.animagraffsSeiko NH35A in the COURG

Inside an automatic mechanical movement

Inside your mechanical watch is a fine-tuned machine called the SII-NH35A made by Seiko. 1. MOVEMENT DIMENSIONS · Outside diameter ψ27.40 mm · Casing diameter ψ29.36 mm (with dial holding spacer) · Total height 5.32 mm 2. SPECIFICATIONS · Winding mechanism Manual winding Automatic winding with ball bearing Both winding with one way clutch · Additional […]