Yesterday Blomman showed us the Richeville Chronograph 27650 from the 2000ies. Here is a trio of vintage Richeville's from the mid 60ies, Ref 8444 (no date) and Ref 8445. CC...
with or without date, yes need both Chronometer on the dial or not Steel, Yellow Gold and even Rose Gold existed Pie-pan dial, flat dial Silver sunburst and the very rare black dial If you want to get all it will likely end up with 2 dozens...
I prefer with a date but, more specifically, its thicker indexes compared to the one on the left part. I know, that is a "minor" element but you know, in the watch world, even little elements count ;-)
Here is an old picture of my two, which are regularly on my wrist. They are always admired. I think the 2730 case is better looking than its later replacement. In both I very much like the G-P's splash of red and the applied gilt logo on the 2510. Clive T...