The 5712 is flawed, that micro-rotor 240 caliber is really special and cool. But the micro rotor is SO NOT EFFICIENT at winding. Sometimes I'll walk 10,000+ steps a day and the power reserve didn't build at all! The 5711 with a blue face is great, but the white date disc does clash with the rest of
I'm not sure I could even drive those cars well... Back then the engines were much less forgiving and the manual transmissions were TRULY MANUAL, unlike today's which are fully synchronized and some even offer rev-matching.