ETA 6497-1 & 6497-2

Εγχειρίδια της ETA 6497-1 & ETA 6497-2
http://horotec.ch/file/TECH_ETA.6497-1.pdf
http://www.ateliernet.com/site/pdf/6497-2.pdf
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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 6:00, 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.