For your consideration is this vintage Helbros ladies wristwatch.
This features an attractive art deco look with black/silver dial and white hands. The rectangular case is in a brushed silver-tone color.
The band tapers from 21mm to 15mm and is widely adjustable to fit most wrist sizes.
This is running and has been tested on a timegraph machine with the results show in a photo.
There is finish wear/loss noted on the bezel and band.
Please see the photos for more detail.