Rado Caliber 657

Brand	Rado
Caliber Number	657
Base Caliber	ETA 2899 (2899-S2)
Movement Type	Automatic, self-winding mechanical
Jewels	21
Lignes	11 1/2”’
Power Reserve	~42 hours
Beat Rate	28,800 (4 Hz)
Anti-Shock System	Incabloc
Rotor Style	Ball bearing system
Hacking Seconds?	Yes
Hand Count	3
Features	Offset hours and minutes dial; offset running small seconds subdial at 9:00, date at 9:00
Country of Manufacture	Switzerland, Swiss made
Known Models	Rado Diamaster Grande Seconde (Please add your watch in the comments below…)

What is often referred to as the Rado caliber 657 is actually an ETA caliber 2899. Click here for the ETA 2899 caliber listing.