The Movement

ETA 6497-1

The 6497 was developed by the manufacturer Unitas in the 1950s and is now manufactured and marketed by ETA SA. Originally launched as a caliber for pocket watches, the calibers 6497 is now very popular with wristwatches.

16 ½´´´ Ø 36,60 mm 

Movement height 4,50 mm

Running time 46 h

Number of jewels 17

Angle lift of balance 44°

Frequency 18’000 A/h

Hands: Hours, Minutes, Small Seconds

Lépine caliber - small seconds at 9:00.