longines watch

My late grandfather left me a Longines watch, however I have not been able to find any information on it. I remember saying that he paid around $600.00 for it back sometime in the 70's or 80's. I was just wondering if anyone knew what it might be worth or what year it is, or if it's even real. I...

I received a Longines watch as a gift and can't seem to find any popular retailers that sell this model. Hoping that's not a bad sign... The back of the watch has "L4 291 8" and the tag says "L42918212". Should they match? Serial number is 34142751 (on back of case and tag). I love the watch...

Longines makes such classic looks, but if you had to choose a favorite would you rather a Longines watch with a square or round face? Also, what's your strap preference? In all honesty, there's no wrong answer.