edit. All ladies buckles.

What do the experts think, real or not so real?
Second from left is gold plate, rest are s/s i think.
My guess is all correct (because of the sun marking) apart from the gold plate, however some of the Omega symbols are pretty weird looking.
What say you?

 

Have you checked here?

https://omegaforums.net/threads/about-omega-buckles.37347/

Looks all legit to me, albeit from various periods. Who fakes ladies buckles?

 

Yes, hence my opinion on them