Asian 6498 manual-wound movement

It is a manual-wound movement and is considered to be one of the most common mechanical calibers on the market. This is essentially a pocket watch movement that has been adopted by the wristwatch.

Diameter: 16.5”’ (36.6mm) 

Height: 4.5mm thick 

Vibrations: Per Hour 18,800 bph 

Power Reserve 53 hours 

Jewels 17  

Hacking? No 

Functions Hours, minutes, small seconds (at 6:00)