Swiss-Grade Automatic Clone of Caliber 3255
The Rolex Day-Date 40 228238 super clone runs on a Swiss-grade automatic clone movement engineered to mirror the genuine Rolex Caliber 3255 in size, frequency, and 70-hour autonomy. The movement winds bidirectionally through a perpetual rotor and a free-sprung balance with a Microstella-style regulator. The architecture follows Rolex's day-date complication layout with the day disc driven from 12 o'clock and the instantaneous date driven from 3 o'clock, holding the original Caliber 3255 layout the genuine 228238 uses.
Accuracy and Daily Wear Performance
Daily timekeeping deviation on this Rolex Day-Date 40 super clone holds within minus 2 to plus 4 seconds per day after factory regulation, sitting close to the genuine Rolex Superlative Chronometer specification of minus 2 to plus 2 seconds per day. The 70-hour power reserve covers a full 3-day weekend off the wrist without resetting the day or the date. The Chronergy-style escapement architecture inside the 228238 super clone matches the higher winding efficiency the genuine Caliber 3255 introduced over the previous Caliber 3155 inside the 118238.
Movement Finishing
The bridges on the Rolex Day-Date 40 228238 super clone movement receive Geneva striping in parallel waves. The mainplate carries perlage circular graining across the surface. The rotor displays a brushed radial finish that follows the genuine Caliber 3255 rotor architecture inside the authentic 228238. The complete movement sits behind a solid yellow-gold-tone screw-in caseback, hidden from view in keeping with the Day-Date 40 super clone's closed-back design.
Movement Specifications
TypeMechanical, self-winding
Frequency28,800 vph (4 Hz)
Power Reserve70 hours
Jewels31
WindingAutomatic bidirectional
RotorPerpetual rotor, brushed radial finish