Webster Antimagnetic Wind-Up Pocket Pendant Watch Unknown age any Ideas?

This is a great vintage time piece by Webster for your enjoyment. This watch is a swiss made wind-up that still works and can keep an accurate hour! It comes in a nice SILVER case . The back has a beautiful old fashioned fine filigree design with a matte or Silvery finish to it.
The 28 inch Side to Side necklace
If you look at the Heart is a tiny Pendulum the tics as Second Hand like a Heart Beat.....So Adorable.........Do not know age Do! If you can elinght me......I will appreciated.........and Our CW collectors followers too!

Thank you in advance.

Vintage Art Jewelry