Some of the topics covered in this caliber listing:
What is the difference between caliber 6497-1 and 6497-2?
There are two variations of the ETA/Unitas 6497 including the 6497-1 and 6497-2. While they are both the same size, have 17 jewels, and a small seconds subdial at 9:00, there are two main differences that are important to keep in mind when choosing your 6497 powered watch…
Beat Rate:
The big difference between the two 6497 variants is that -1 beats at 18,800vph while the -2 beats at 21,600vph. The -2 can be found in watches like Panerai and typically costs more.
Power Reserve:
Another lesser known difference between the 6497-1 and 6497-2 is that the -1 has a power reserve of about 44 hours and the -2 has a power reserve of about 53 hours.
Price:
The -2 can be found in watches like Panerai and typically costs more.
Additional Resources:
Recent Comments
Ancor made of plastics has advantages over the tradional material. Many watchmovents would not run…
Anyone know the lift angle for the 32111 caliber? Trying to figure out how to…
Thanks, I have recently been wondering about how to regulate a quartz watch. I think…
Does this movement cost a lot to serve?
I have this movement in my Raymond Weil Nabucco GMT. No issues at all.
Maserati Successo watches use VD53C14 caliber. The accuracy of my watch is about +1 second/month.
I'm impressed with this movement. I got myself the F49SS023 Tristar Brazilian Domestic Model and…