Click here to Download this video

To download video: Right click on the following button and select "Save Link As"

To download mp3 (audio): Click "Download mp3" button

Download mp3

How a quartz watch works - its heart beats 32,768 times a second

Steve Mould

Subscribers 622K subscribers


Share with Link:
Published on May 23, 2019
Get 75% off NordVPN with this link: and use the promo code steve to get the first 30 days free.

Quartz watches have a tiny crystal tuning fork inside that vibrates at 2^15 Hz and there's a really clever reason for that. This video also talks a bit about how mechanical watches work.

CORRECTION: Ok, so I actually hung 16 flip flops! So you do need 15. I'm an idiot.

The atomic clock video is here:

The piezoelectricity video is here:

You can buy my books here:

Buy nerdy maths things:
Up next