WatchTech

At the request of a regular WPS reader, I did some research on the various materials used to create Watch Crystals or Watch Glasses (archaic term). A Watch Crystal covers the dial of the watch, functioning as a Windshield or Windscreen. Watch Crystals are...  

… post about this important subject. Have a nice Sunday!! Abel

Great read +++ don’t forget acrylic Hesalite!

In addition to the question of materials that a crystal is made from (or made of?), there is the issue of installation into the watch case, which is also material-specific . Plastic crystals are resilient / flexible, and they can be pressed into a case us...  

And yes most of us have lost a crystal or two due to cracking it whilst trying to insert the new crystal Julian

Seiko was on to something there?

SHORT, INFORMATIVE READ, THANKS