Antique Women s Bulova Watch In Original 10K plate Working and keeping time It is real Antique?

This is a Antique women's watch.
It's a 10K RGP bezel.
It's in good physical condition.
I can hear it ticking.
Can use a complete clean, but is working and keepig time.
Expandable band up to 5 1/2" diam X 6mm 10k gold filled Duchess White gold
Face 6/8 X 1/2"
2 Genuine Diamonds Chips. 1mm. each top and bottom.
Great Condition for this age.
It is mechanical, and wind up, just fine.

Amazing condition.. All Original!
My Question is....Is been restored??? or is possible to be an Original.. Amazing condition.. Please share your ideas...
Thank you.................Patricia