Swiss-Grade Caliber 3255 Clone Movement
The Rolex Day-Date 40 228239 super clone runs on a Swiss-grade automatic movement engineered to reproduce the genuine Rolex Caliber 3255 in feel, frequency, and autonomy. The movement operates at 28,800 vibrations per hour, winds bidirectionally through a free-rotating rotor, and holds a 70-hour power reserve for a full weekend off the wrist.
Accuracy and Performance
Daily deviation holds within -5 to +8 seconds per day after factory regulation, close to the chronometer standard of the genuine Caliber 3255. The smooth sweeping seconds hand and the quiet rotor confirm the Swiss-grade build. The instantaneous day and date both jump cleanly at midnight rather than crawling across the change.
Spec grid:
Type:Automatic, day-date
Frequency:28,800 vph (4 Hz)
Power Reserve:70 hours
Jewels:31
Winding:Automatic bidirectional
Functions:Day, date, hours, minutes, seconds