Hi over the years I have collected many omega watches with variety of movements . The 30t2 family in my humble opinion is the most reliable and robust watch movement that omega has ever produced . It's easy to service and parts are also available. This family has produced the most desirable and classic examples which will be in the boxes of every serious collector. Let's see what is there in your box..........

 

OK. So: working left to right and top to bottom on the top picture
dibs, dibs, dibs, dibs, dibs, dibs, dibs, dibs, dibs, dibs, dibs, dibs,

and my only contribution, bought from a forums member

 

Here's the tribute https://omegaforums.net/threads/lets-see-some-30mm-manual-wind-omegas.1546/ add yours!

I'll take the bottom left corner in OP’s pic.