Movement
Cloned CH 28-520
Copies the Patek CH 28-520 C (Nautilus chrono)
- Type
- automatic chronograph
- Power reserve
- 55 hours
- Beat rate
- 28,800 vph
- Jewels
- 30
How reliable is it?
Nautilus 5980 / 5990 chronograph clone; flyback on travel-time variants.
How to spot it
Skeletonised rotor + chrono bridges visible through sapphire.