I will start with my oldest watch which is my Boucheron La Carree Ultra Plate Cica 1960.

Boucheron La Carree Ultra Plate

Boucheron La Carree Ultra Plate side view
My second vintage watch is my Breguet Classique Ultra Thin from 1986.

Breguet Classique Ultra Thin

Breguet Classique Ultra Thin side view
Marc