Omega constellation series women's watch. What model is this? Is it a quartz watch or a mechanical watch? My watch doesn't work now.

Constellation series are timely and mechanical, about 20 thousand are timely and more than 40 thousand are mechanical. If you don't know whether your watch is timely or mechanical, just hold it in your hand and listen carefully. If you hear the sound of rotation, it is mechanical. If it is timely, it must be dead. If it is mechanical, it is probably because the maintenance and oil washing time is too long, but it is expensive. The movement used in this watch is Omega, which is very mature in technology and generally won't break down. I