They almost certainly are solid 14K gold. Never heard of anyone creating knock-offs.
Most people probably don't believe (or can't remember) there was ever a time when digital watches were "exclusive".
These are ladies watches.
The one with bracelet is a Ladies Oval 6406-2.
The one with strap is a Ladies Cushion 6407-1.
Go here, click on 'Models', then 'Ladies Models':
http://www.oldpulsars.com/Sorry, can't help with value.
Don't sell them for scrap though!
Rgds.