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Calibers 6R21 and 6R27

Finding prestige within Seiko Luxe, the 6R21 and 6R27 calibers showcase complications that are seamlessly incorporated within the beautiful dial patterns and textures inherent in the Presage collection. Each caliber employs 29 jewels and beats at a frequency of 28,800 vph, with a power reserve of 45 hours, easily measured by the power reserve indicator. Caliber 6R27 features a date display complication, while 6R21 features both day date displays. Both serve to enhance Japanese contemporary design with in-house mechanical timekeeping excellence.


Winding mechanismAutomatic with manual winding mechanism
Power reserveApproximately 45 hours
Vibrations28,800 vibrations per hour (8 beats per second)
Number of jewels29 jewels
FeaturesPower reserve indicator, date display (6R27) or day and date displays (6R21)


Caliber 6R21 and 6R27