This is a very clean 17 Jewel Bel-Air Swiss wind-up mens watch.
All stainless steel with SPEIDEL twist-o expansion band currently fitting 7 1/4 inch wrist.
The clear crystal shows evenly aged face to read "BEL-AIR, 17 Jewels, unbreakable mainspring, INCABLOC, antimagnetic, Swiss [at bottom]" and the screw-down back reads "All Stainless Steel, resistant to shock-dust-and magnetism".
Smooth running and accurate watch measures 32mm across and 10mm thick..
READY TO RELEASE.. SOLD!!